CN202350506U - Recycling device for heat energy of intermediate-frequency induction roasting furnace - Google Patents
Recycling device for heat energy of intermediate-frequency induction roasting furnace Download PDFInfo
- Publication number
- CN202350506U CN202350506U CN201120525121XU CN201120525121U CN202350506U CN 202350506 U CN202350506 U CN 202350506U CN 201120525121X U CN201120525121X U CN 201120525121XU CN 201120525121 U CN201120525121 U CN 201120525121U CN 202350506 U CN202350506 U CN 202350506U
- Authority
- CN
- China
- Prior art keywords
- heater
- frequency induction
- air duct
- roasting
- cooling chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000006698 induction Effects 0.000 title claims abstract description 61
- 238000004064 recycling Methods 0.000 title abstract 3
- 238000001816 cooling Methods 0.000 claims abstract description 62
- 238000010438 heat treatment Methods 0.000 claims abstract description 54
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 40
- 239000010439 graphite Substances 0.000 claims abstract description 40
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 abstract description 39
- 239000007789 gas Substances 0.000 abstract description 22
- 239000002994 raw material Substances 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000004898 kneading Methods 0.000 abstract 1
- 239000003575 carbonaceous material Substances 0.000 description 9
- 239000003610 charcoal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000009866 aluminium metallurgy Methods 0.000 description 6
- 239000011261 inert gas Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The utility model discloses a recycling device for heat energy of an intermediate-frequency induction roasting furnace, which is characterized by comprising intermediate-frequency induction roasting furnace bodies (1). Each furnace body (1) is provided with induction coils (2) and thermal insulation layers (3); graphite heating rings (4) are arranged in each furnace body (1); a hot air duct (5) is arranged above each furnace body (1); each hot air duct (5) is connected to a hot air furnace (6) and a fan (7); and the fan (7) is connected to the bottom part of the furnace body (1) through a cold air duct. According to the recycling device for the heat energy of the intermediate-frequency induction roasting furnace, the heating temperature of the intermediate-frequency induction roasting furnace is high and can reach at least 1700 DEG C, and thereby, not only is the roasting time shortened but also impurities in a raw material can be gasified to escape. Meanwhile, the heat energy can also be effectively recycled after the raw material is roasted in the roasting furnace; roasting materials and the graphite heating rings are directly roasted in the furnace bodies or are delivered into cooling chambers, gases are introduced, and waste heat is recovered through the hot air furnace, and then, the heat energy is used for the aspects of heating kneading, factory heating, hot water circulation ad the like of the raw material.
Description
Technical field
The utility model relates to a kind of Medium frequency induction roaster heat-energy recovering apparatus, belongs to Medium frequency induction roaster technical field.
Background technology
The aluminium metallurgy carbon materials is divided into two kinds, as the anode of electrolytic cell, imports electrolytic cell to electric current, and participates in electrochemical reaction; As the cathode inner lining of electrolytic cell, splendid attire aluminium liquid and electrolyte, and outside the electric current derivation electrolytic cell.Existing anode and negative electrode, be with carbon dust through calcining, fragmentation, classification, mix and pinch by prescription and pitch, the tar of-Ding, the thickener after mixed the pinching is through moulding, roasting, the quality difference according to the employing carbon dust obtains male or female charcoal piece at last.Wherein, pitch is as adhesive, and tar is as size.Because the fast development of existing aluminium industry, the carbon materials of consumption also rises rapidly, and the open type ring-form calcining furnace is adopted in existing carbon materials roasting more.It is made up of the identical firing chamber of several structures, and each firing chamber is separated into several charcoal piece casees again, and the charcoal piece is stacked in layering in charcoal piece case, and between charcoal piece and charcoal piece, charcoal piece and furnace wall, and the charcoal piece is all filled as protective medium with burnt grain up and down.Problems such as exist sintering temperature low, the production time is long, and the thermal efficiency is low.
Summary of the invention
The purpose of the utility model is, a kind of Medium frequency induction roaster heat-energy recovering apparatus is provided.Adopt Medium frequency induction roaster refining aluminium metallurgy carbon materials, sintering temperature is high, and the time is short, can also reclaim Medium frequency induction roaster heat energy.
The technical scheme of the utility model.Medium frequency induction roaster heat energy recovering method, with aluminium metallurgy carbon materials raw material mediate, die mould, obtain the roasting material; The roasting material is put into Medium frequency induction roaster body of heater, is deposited in around the graphite heating ring, through graphite heating environment-development heat material is carried out roasting; After roasting finishes; Through gas, gas reclaims body of heater heat energy through hot-blast stove in Medium frequency induction roaster body of heater.
Above-mentioned Medium frequency induction roaster heat energy recovering method, said Medium frequency induction roaster body of heater adopts mobile base, and the graphite heating ring is installed on the mobile base; The roasting material is sent into body of heater through mobile base after being placed on around the graphite heating ring earlier again, and the roasting material is heated; Roasting finishes the back mobile base to be withdrawed from from body of heater, and graphite heating ring and roasting material are sent in the cooling chamber, passes through gas at cooling chamber; Gas is communicated with hot-blast stove, and heat energy is reclaimed.
Above-mentioned Medium frequency induction roaster heat energy recovering method, said body of heater or cooling chamber are more than 2, and be respectively that body of heater or cooling chamber is parallelly connected through blast pipe and discharge pipe, delivers to hot-blast stove to the heat energy of each body of heater or cooling chamber.
Above-mentioned Medium frequency induction roaster heat energy recovering method, said gas is nitrogen or inert gas.
Above-mentioned Medium frequency induction roaster heat energy recovering method again through the water-cooled coil pipe, is sent into circulation cooling in the Medium frequency induction roaster body of heater through the gas behind the hot-blast stove again.
Medium frequency induction roaster heat-energy recovering apparatus; Comprise Medium frequency induction roaster body of heater; Body of heater is provided with induction coil and heat-insulation layer, in body of heater, is provided with the graphite heating ring, above body of heater, is provided with hot air duct; Hot air duct connects hot-blast stove and blower fan successively, and blower fan is connected to bottom of furnace body through cold air duct.
Above-mentioned Medium frequency induction roaster heat-energy recovering apparatus, said Medium frequency induction roaster body of heater adopts mobile base, and the graphite heating ring is installed on the mobile base; Mobile base connects mobile vehicle frame; The track that moves vehicle frame is connected to cooling chamber, and cooling chamber is provided with heat-insulation layer, above cooling chamber, is provided with hot air duct; Hot air duct connects hot-blast stove and blower fan successively, and blower fan is connected to the cooling chamber bottom through cold air duct.
Above-mentioned Medium frequency induction roaster heat-energy recovering apparatus, said body of heater or cooling chamber are more than 2, respectively with after body of heater or cooling chamber are parallelly connected, blast pipe and discharge pipe are connected with hot-blast stove and blower fan again through blast pipe and discharge pipe.
Above-mentioned Medium frequency induction roaster heat-energy recovering apparatus, said hot-blast stove and blower fan also are in series with the water-cooled coil pipe.
Adopt the graphite heating ring as heating source in the Medium frequency induction roaster of the utility model, heating-up temperature is high, can reach more than 1700 ℃; The advantage of high-temperature roasting; Be not only the shortening roasting time, can also the impurities in raw materials gasification be overflowed, therefore; The carbon materials ash content that obtains still less, quality is higher.Simultaneously; Heat energy after the roasting of Medium frequency induction roaster can also effectively be recycled; Directly at body of heater or deliver in the cooling chamber, feed gas, carry out waste heat recovery through hot-blast stove to the material after the roasting and graphite heating ring; Again the heat energy that reclaims is used for raw-material heating and mediates, and aspects such as factory's heating, circulating hot water.The Medium frequency induction roaster that the utility model adopts; The graphite heating ring is installed on the mobile base, can after heating, graphite heating ring and roasting material be withdrawed from, and lets material secluding air in cooling system cool off; Prevent oxidized; And can also put into next graphite heating ring in the Medium frequency induction roaster and the roasting material carries out roasting, realize streamline production having improved production efficiency.Simultaneously, the result that streamline production brings is that the graphite heating ring and the roasting material that have many stove/chambers are at one time cooling off, and are in the temperature of different coolings.In order to stablize the operating temperature of heat reclaiming system, adopt blast pipe and discharge pipe to carry out parallel connection a plurality of bodies of heater or the cooling chamber after, make the gas of different temperatures in the blast pipe mixing and reach comparatively stable temperature, get into hot-blast stove again.Good graphite heating ring and roasting material leaves cooling system because cooling is constantly arranged, and has good graphite heating ring of firm roasting and roasting material to get into cooling system, can ensure that therefore the gas temperature of entering hot-blast stove is controlled within the specific limits.
Description of drawings
Accompanying drawing 2 is the structural representation of the utility model cooling chamber;
Accompanying drawing 3 is first kind of parallel-connection structure sketch map of the utility model body of heater or cooling chamber;
Accompanying drawing 4 is second kind of parallel-connection structure sketch map of the utility model body of heater or cooling chamber.
The specific embodiment
The embodiment 1 of the utility model.Medium frequency induction roaster heat-energy recovering apparatus, as shown in Figure 1, the body of heater 1 of making Medium frequency induction roaster is installed induction coil 2 on body of heater 1, and building heat insulation layer 3 in body of heater 1 is installed graphite heating ring 4 as heating source in body of heater 1.Body of heater 1 top connects hot air duct 5, and hot air duct 5 connects hot-blast stove 6 and blower fan 7 successively, and blower fan 7 is connected to body of heater 1 bottom through cold air duct 10.Hot air duct 5 should be arranged on the top of body of heater 1, and cold air duct 10 should be arranged on the bottom of body of heater, also can be arranged in the middle of the mobile base 8.
Body of heater 1 is installed mobile base 8, and graphite heating ring 4 is arranged on the mobile base 8.Mobile base 8 can also be arranged on and move on the vehicle frame 9, and the track that moves vehicle frame 9 is connected to cooling chamber 11.Medium frequency induction roaster body of heater 1 adopts mobile base 8, and the roasting material is sent into body of heater 1 through mobile base 4 after can being placed on around the graphite heating ring 4 earlier again; The roasting material is heated; Roasting finishes back mobile base 8 to be withdrawed from from body of heater 1, moves through moving on the vehicle frame 9, and graphite heating ring 4 and roasting material are sent in the cooling chamber 11; Building heat insulation layer 12 on the cooling chamber 11; Above cooling chamber 11, connect hot air duct 5, hot air duct 5 connects hot-blast stove 6 and blower fan 7 successively, and blower fan 7 is connected to cooling chamber 11 bottoms through cold air duct 10.The structure of cooling chamber 11 is compared with body of heater 1, mainly is to have lacked induction coil 2, other structure similar.Adopt cooling chamber 11; Let material secluding air cooling in cooling chamber 11, prevent oxidizedly, carry out roasting with the roasting material and can also put into next graphite heating ring 4 in the body of heater 1; Design according to heat time heating time and cool time; A body of heater 1 can mate a plurality of cooling chambers 11, realizes streamline production, has improved production efficiency., reduced the investment construction cost.
Body of heater 1 or cooling chamber 11 are more than 2, through blast pipe 13 and discharge pipe 14 parallelly connected with body of heater 1 or cooling chamber 11 respectively after, blast pipe 13 is connected with hot-blast stove 6 and blower fan 7 with discharge pipe 14 again.Hot-blast stove 6 also is in series with water-cooled coil pipe 15 with blower fan 7.
Medium frequency induction roaster heat energy recovering method is following: with aluminium metallurgy carbon materials raw material mediate, die mould, obtain the roasting material, the roasting material is put into Medium frequency induction roaster body of heater 1; Be deposited in around the graphite heating ring 4; Through 4 heatings of graphite heating ring material is carried out roasting, roasting is passed through gas after finishing in Medium frequency induction roaster body of heater 1; Gas connects hot-blast stove 6 and blower fan 7 successively through hot air duct 5, and body of heater 1 heat energy is reclaimed.For preventing the material oxidation, gas should be nitrogen or inert gas.
Medium frequency induction roaster body of heater 1 can also adopt mobile base 8, and graphite heating ring 4 is installed on the mobile base 8, after the roasting material is placed on around the graphite heating ring 4 earlier; Send into body of heater 1 through mobile base 8 again, the roasting material is heated, roasting finishes back mobile base 8 and from body of heater 1, withdraws from; Graphite heating ring 4 and roasting material are sent in the cooling chamber 11; Through gas, gas is communicated with hot-blast stove 6, and heat energy is reclaimed at cooling chamber 11.
Shown in Fig. 3 and 4, body of heater 1 or cooling chamber 11 are more than 2, respectively with body of heater 1 or cooling chamber 11 parallel connections, deliver to hot-blast stove to the heat energy of each body of heater 1 or cooling chamber 11 through blast pipe 13 and discharge pipe 14.According to factory place and designing requirement, the setting that can walk abreast of body of heater 1 or cooling chamber 11, or annular is provided with.
Can also pass through water-cooled coil pipe 15 through the gas behind the hot-blast stove 6, send into circulation cooling in the Medium frequency induction roaster body of heater 1 again, further reclaim heat energy, reduce the gas temperature that gets in the cold air duct 10, improve energy recovery efficient.
The embodiment 2 of the utility model.Medium frequency induction roaster heat-energy recovering apparatus, as shown in Figure 1, the body of heater 1 of making Medium frequency induction roaster is installed induction coil 2 on body of heater 1, and building heat insulation layer 3 in body of heater 1 is installed graphite heating ring 4 as heating source in body of heater 1.Body of heater 1 top connects hot air duct 5, and hot air duct 5 connects hot-blast stove 6 and blower fan 7 successively, and blower fan 7 is connected to body of heater 1 bottom through cold air duct 10.Hot air duct 5 should be arranged on the top of body of heater 1, and cold air duct 10 should be arranged on the bottom of body of heater, also can be arranged in the middle of the mobile base 8.
Medium frequency induction roaster heat energy recovering method is following: with aluminium metallurgy carbon materials raw material mediate, die mould, obtain the roasting material, the roasting material is put into Medium frequency induction roaster body of heater 1; Be deposited in around the graphite heating ring 4; Through 4 heatings of graphite heating ring material is carried out roasting, roasting is passed through gas after finishing in Medium frequency induction roaster body of heater 1; Gas connects hot-blast stove 6 and blower fan 7 successively through hot air duct 5, and body of heater 1 heat energy is reclaimed.For preventing the material oxidation, gas should be nitrogen or inert gas.
The embodiment 3 of the utility model.Medium frequency induction roaster heat-energy recovering apparatus, as shown in Figure 1, the body of heater 1 of making Medium frequency induction roaster is installed induction coil 2 on body of heater 1, and building heat insulation layer 3 in body of heater 1 is installed graphite heating ring 4 as heating source in body of heater 1.Body of heater 1 top connects hot air duct 5, and hot air duct 5 connects hot-blast stove 6 and blower fan 7 successively, and blower fan 7 is connected to body of heater 1 bottom through cold air duct 10.Hot air duct 5 should be arranged on the top of body of heater 1, and cold air duct 10 should be arranged on the bottom of body of heater, also can be arranged in the middle of the mobile base 8.Body of heater 1 is installed mobile base 8, and graphite heating ring 4 is arranged on the mobile base 8.Mobile base 8 is arranged on and moves on the vehicle frame 9, and the track that moves vehicle frame 9 is connected to cooling chamber 11.Building heat insulation layer 12 on the cooling chamber 11 connects hot air duct 5 above cooling chamber 11, hot air duct 5 connects hot-blast stove 6 and blower fan 7 successively, and blower fan 7 is connected to cooling chamber 11 bottoms through cold air duct 10.Cooling chamber 11 adopts 6, through blast pipe 13 and discharge pipe 14 parallelly connected with 6 cooling chambers 11 respectively after, blast pipe 13 is connected with hot-blast stove 6 and blower fan 7 with discharge pipe 14 again.Hot-blast stove 6 also is in series with water-cooled coil pipe 15 with blower fan 7.
Medium frequency induction roaster heat energy recovering method is following: with aluminium metallurgy carbon materials raw material mediate, die mould, obtain the roasting material, the roasting material is put into Medium frequency induction roaster body of heater 1; Be deposited in around the graphite heating ring 4; Through 4 heatings of graphite heating ring material is carried out roasting, after roasting finished, mobile base 8 withdrawed from from body of heater 1; Graphite heating ring 4 and roasting material are sent in first cooling chamber 11; Through gas, gas is communicated with hot-blast stove 6 and water-cooled coil pipe 15, and heat energy is reclaimed at first cooling chamber 11.Body of heater 1 continues the second stove material is carried out roasting; Graphite heating ring 4 after the roasting is sent in second cooling chamber 11 with the roasting material; Step above repeating is packed graphite heating ring 4 into when with the roasting material heat energy being reclaimed when the 6th cooling chamber 11, and the graphite heating ring 4 and the roasting material of first cooling chamber 11 just cool off end; The 7th stove material of body of heater 1 roasting can be put into first cooling chamber 11, realizes the cyclic production of streamline.The quantity of body of heater 1 and cooling chamber 11 can be confirmed by roasting time and cool time.
Claims (4)
1. Medium frequency induction roaster heat-energy recovering apparatus; It is characterized in that: comprise Medium frequency induction roaster body of heater (1); Body of heater (1) is provided with induction coil (2) and heat-insulation layer (3), in body of heater (1), is provided with graphite heating ring (4), is provided with hot air duct (5) in body of heater (1) top; Hot air duct (5) connects hot-blast stove (6) and blower fan (7) successively, and blower fan (7) is connected to body of heater (1) bottom through cold air duct.
2. Medium frequency induction roaster heat-energy recovering apparatus according to claim 1; It is characterized in that: said Medium frequency induction roaster body of heater (1) adopts mobile base (8); Graphite heating ring (4) is installed on the mobile base (8), and mobile base (8) connects mobile vehicle frame (9), and the track that moves vehicle frame (9) is connected to cooling chamber (11); Cooling chamber (11) is provided with heat-insulation layer (12); Be provided with hot air duct (5) in cooling chamber (11) top, hot air duct (5) connects hot-blast stove (6) and blower fan (7) successively, and blower fan (7) is connected to cooling chamber (11) bottom through cold air duct.
3. Medium frequency induction roaster heat-energy recovering apparatus according to claim 2; It is characterized in that: said body of heater (1) or cooling chamber (11) are more than 2; Respectively with after body of heater (1) or cooling chamber (11) are parallelly connected, blast pipe (13) and discharge pipe (14) are connected with hot-blast stove (6) and blower fan (7) again through blast pipe (13) and discharge pipe (14).
4. Medium frequency induction roaster heat-energy recovering apparatus according to claim 1 is characterized in that: said hot-blast stove (6) and blower fan (7) also are in series with water-cooled coil pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120525121XU CN202350506U (en) | 2011-12-15 | 2011-12-15 | Recycling device for heat energy of intermediate-frequency induction roasting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120525121XU CN202350506U (en) | 2011-12-15 | 2011-12-15 | Recycling device for heat energy of intermediate-frequency induction roasting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202350506U true CN202350506U (en) | 2012-07-25 |
Family
ID=46539505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120525121XU Expired - Lifetime CN202350506U (en) | 2011-12-15 | 2011-12-15 | Recycling device for heat energy of intermediate-frequency induction roasting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202350506U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949509A (en) * | 2015-06-08 | 2015-09-30 | 中铝广西有色金源稀土股份有限公司 | Device for improving smelting yield |
| CN105674743A (en) * | 2016-04-02 | 2016-06-15 | 上海景烯新能源材料科技有限公司 | Electrical heating roasting furnace for carbon-graphite crucible |
| CN111811266A (en) * | 2020-05-30 | 2020-10-23 | 宁波海天电炉科技有限公司 | Energy-saving intermediate frequency electric furnace |
-
2011
- 2011-12-15 CN CN201120525121XU patent/CN202350506U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949509A (en) * | 2015-06-08 | 2015-09-30 | 中铝广西有色金源稀土股份有限公司 | Device for improving smelting yield |
| CN104949509B (en) * | 2015-06-08 | 2017-01-11 | 中铝广西有色金源稀土股份有限公司 | Device for improving smelting yield |
| CN105674743A (en) * | 2016-04-02 | 2016-06-15 | 上海景烯新能源材料科技有限公司 | Electrical heating roasting furnace for carbon-graphite crucible |
| CN111811266A (en) * | 2020-05-30 | 2020-10-23 | 宁波海天电炉科技有限公司 | Energy-saving intermediate frequency electric furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101413056B (en) | Manganese ore reduction calcination method and apparatus | |
| CN101921908B (en) | Molybdenum concentrate self-heating roasting method and device thereof | |
| CN104477885B (en) | A kind of vertical sense of continuity answers high temperature graphitization stove | |
| CN105783507A (en) | Double-layer roller kiln for producing lithium-ion anode material and production technology thereof | |
| CN202350506U (en) | Recycling device for heat energy of intermediate-frequency induction roasting furnace | |
| CN104477916B (en) | A kind of calcium carbide production technology and equipments | |
| CN102530923B (en) | High-temperature electric calcining system and method of carbon raw material | |
| CN101984022A (en) | External heating coal decomposing equipment with multiple pipes | |
| CN101985559A (en) | Electrothermal coal decomposing equipment | |
| CN107904347A (en) | A kind of coal-based direct reduction shaft furnace and its restoring method | |
| CN102445075A (en) | Heating recycling method and device of medium frequency induction roaster | |
| CN113578211A (en) | A energy-saving high-efficient oxidation equipment for zinc oxide production | |
| CN203653243U (en) | Device for producing vanadium-nitrogen alloy employing one-step double-push board kiln | |
| CN105645396A (en) | Continuous direct-current ultrahigh-temperature graphitized electric furnace and using method thereof | |
| CN201882914U (en) | High-temperature graphitizing carbon tube furnace used for lithium ion battery and made of graphite cathode material | |
| CN210773377U (en) | Sintering device in production of lithium ion battery anode material | |
| CN207192798U (en) | A kind of graphitizing furnace fast cooling structure | |
| CN101984020B (en) | Broken pipe external heating type coal substance decomposition equipment | |
| CN212902588U (en) | Energy-saving roasting furnace | |
| CN115216312A (en) | Biomass particle carbonization equipment and carbonization method thereof | |
| CN101984019B (en) | Gravity-pushed coal-material decomposing device | |
| CN202346773U (en) | Aluminum smelting carbon material preparation device | |
| CN210176466U (en) | Calcium carbide furnace and efficient energy-saving calcium carbide production system | |
| CN201825922U (en) | Multiple-pipe external-heating type decomposing device for coal material | |
| CN201729798U (en) | Electric heating type coal substance decomposing equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: RUAN ZHENGLIN Effective date: 20130412 Owner name: GUIZHOU LVCHENG ALUMINUM MATERIAL RESEARCH AND DEV Free format text: FORMER OWNER: ZOU JIANMING Effective date: 20130412 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130412 Address after: 550014, Guizhou Guiyang Baiyun District aluminum and aluminum processing base, East Ring Road Aluminum City Aluminum Patentee after: Guizhou Lvcheng Raw Material of Aluminum Research and Development Co., Ltd. Address before: 1, unit 3, building 99, 550014 Yucai Road, Baiyun District, Guizhou, Guiyang, 601 Patentee before: Zou Jianming Patentee before: Ruan Zhenglin |
|
| ASS | Succession or assignment of patent right |
Owner name: ZOU JIANMING Free format text: FORMER OWNER: GUIZHOU LVCHENG ALUMINUM MATERIAL RESEARCH AND DEVELOPMENT CO., LTD. Effective date: 20130712 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130712 Address after: 1, unit 3, building 99, 550014 Yucai Road, Baiyun District, Guizhou, Guiyang, 601 Patentee after: Zou Jianming Address before: 550014, Guizhou Guiyang Baiyun District aluminum and aluminum processing base, East Ring Road Aluminum City Aluminum Patentee before: Guizhou Lvcheng Raw Material of Aluminum Research and Development Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: WANG GANG Free format text: FORMER OWNER: ZOU JIANMING Effective date: 20130806 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 550014 GUIYANG, GUIZHOU PROVINCE TO: 102206 CHANGPING, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130806 Address after: 102206, Beijing, Huilongguan, Changping District, Yue long, four, 3-1-4-501 Patentee after: Wang Gang Address before: 1, unit 3, building 99, 550014 Yucai Road, Baiyun District, Guizhou, Guiyang, 601 Patentee before: Zou Jianming |
|
| ASS | Succession or assignment of patent right |
Owner name: GUIZHOU LVCHENG ALUMINUM MATERIAL RESEARCH AND DEV Free format text: FORMER OWNER: WANG GANG Effective date: 20130927 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 102206 CHANGPING, BEIJING TO: 550014 GUIYANG, GUIZHOU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130927 Address after: 550014, Guizhou Guiyang Baiyun District aluminum and aluminum processing base, East Ring Road Aluminum City Aluminum Patentee after: Guizhou Lvcheng Raw Material of Aluminum Research and Development Co., Ltd. Address before: 102206, Beijing, Huilongguan, Changping District, Yue long, four, 3-1-4-501 Patentee before: Wang Gang |
|
| ASS | Succession or assignment of patent right |
Owner name: DU YANHUA Effective date: 20131118 Owner name: ZOU JIANMING Free format text: FORMER OWNER: GUIZHOU LVCHENG ALUMINUM MATERIAL RESEARCH AND DEVELOPMENT CO., LTD. Effective date: 20131118 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131118 Address after: 1, unit 3, building 99, 550014 Yucai Road, Baiyun District, Guizhou, Guiyang, 601 Patentee after: Zou Jianming Patentee after: Du Yanhua Address before: 550014, Guizhou Guiyang Baiyun District aluminum and aluminum processing base, East Ring Road Aluminum City Aluminum Patentee before: Guizhou Lvcheng Raw Material of Aluminum Research and Development Co., Ltd. |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20140926 Granted publication date: 20120725 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20150326 Granted publication date: 20120725 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151027 Address after: 550004, hawthorn alley, Yunyan District, Guizhou, Guiyang 40 Patentee after: Zhou Junhe Patentee after: Du Yanhua Address before: 1, unit 3, building 99, 550014 Yucai Road, Baiyun District, Guizhou, Guiyang, 601 Patentee before: Zou Jianming Patentee before: Du Yanhua |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |
|
| CX01 | Expiry of patent term |