CN2697470Y - Heat storage type gas radiation pipe burner - Google Patents
Heat storage type gas radiation pipe burner Download PDFInfo
- Publication number
- CN2697470Y CN2697470Y CNU032068409U CN03206840U CN2697470Y CN 2697470 Y CN2697470 Y CN 2697470Y CN U032068409 U CNU032068409 U CN U032068409U CN 03206840 U CN03206840 U CN 03206840U CN 2697470 Y CN2697470 Y CN 2697470Y
- Authority
- CN
- China
- Prior art keywords
- burner
- radiant tube
- radiation body
- end seat
- tube burner
- 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
- 230000005855 radiation Effects 0.000 title claims abstract description 23
- 238000005338 heat storage Methods 0.000 title abstract description 11
- 239000007789 gas Substances 0.000 claims abstract description 48
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- 230000001172 regenerating effect Effects 0.000 claims description 19
- 244000144985 peep Species 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 6
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- 239000002737 fuel gas Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 14
- 239000003546 flue gas Substances 0.000 abstract description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 5
- 239000001569 carbon dioxide Substances 0.000 abstract description 4
- 239000003517 fume Substances 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract 1
- 238000002485 combustion reaction Methods 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000000567 combustion gas Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010058490 Hyperoxia Diseases 0.000 description 1
- 206010020843 Hyperthermia Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000000222 hyperoxic effect Effects 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000004056 waste incineration Methods 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The utility model discloses a heat storage type gas radiation pipe burner, comprising a radiant tube body, two burners and a four-way change valve. Each burner is provided with a honeycomb ceramics heat storage inside. The two burners are respectively connected with the two ends of the radiant tube body. Each burner is provided with a secondary air duct, and the two secondary air duct are respectively connected with the four-way change valve which is in addition connected with a fume emission tube. The heat storage type gas radiation pipe burner of the utility model cuts-over air and flue gas alternately through the heat accumulating type high temperature flue gas recovery device, causing the air and flue gas flow across the heat storages alternately to recover the physical heat of the high temperature flue gas in a high limit. Thereby the purpose of saving energy largely is achieved, greatly reducing the exhausting of the nitrogen oxide and carbon dioxide in the flue gas.
Description
Technical field
The utility model relates to a kind of novel combustion technology device, particularly a kind of heat accumulating type HTAC gas fired radiant tubes burner.
Background technology
At iron and steel, coloured, petrochemical industry, machinery, building materials, on industry such as boiler and the waste incineration industrial furnace, to extensively use burner, but burner of the prior art, the high temperature smog that produces after the burning just directly is discharged in the air, heat in this high temperature smog is not utilized once more, cause the loss of a large amount of heat energy, and existing burner is discharged into airborne smog and contains a large amount of nitrogen oxide and carbon dioxide, and nitrogen oxide is to cause acid rain and the ruined arch-criminal of ozone layer, environment is polluted, and carbon dioxide is the main cause that causes greenhouse effects.
The utility model content
At the shortcoming that above-mentioned prior art exists, the purpose of this utility model be to provide a kind of can regenerative gas radiant tube burner energy-conservation and environmental protection more.
The technical scheme that the utility model is taked is: a kind of regenerative gas radiant tube burner, comprise the radiation body, two burners, four-way change-over valve, be provided with honeycomb ceramic heat accumulator in each burner, described two burners are connected with the two ends of radiation body respectively, and each burner is provided with the auxiliary air pipe, two auxiliary air pipes are communicated with described four-way change-over valve respectively, the smoke discharge pipe in addition that is communicated with four-way change-over valve.
Described burner can comprise the end seat, combustor nozzle, main gas pipe road, and combustor nozzle and main gas pipe road be arranged in parallel, and communicate with end seat and radiation body respectively, are provided with air intake, main fuel gas inlet on the end seat.
Outside described combustor nozzle and main gas pipe road, can be provided with segments in a circular shape bushing type honeycomb ceramic heat accumulator.
Can be provided with flame monitor and peep hole in the main gas pipe road, the opening of described peep hole is opened on the end seat, and flame monitor inserts in the radiation body from the end seat.
Can be provided with ignition on described end seat, this ignition electronic ignition rifle interior with being arranged on the radiation body is connected.
Can be provided with the auxiliary air annular jet between main gas pipe and electronic ignition rifle spout, spout is provided with spiral-flow type pore spout structure, and jet-stream wind and burner axis angle are the 20-22 degree.
Between combustor nozzle and radiation body, can be provided with ceramic fire resistant flame sleeve pipe.
On the smoke discharge pipe of described four-way change-over valve, can be provided with the emission monitor.
The place can be provided with flame holder at burner main gas pipe burner.
Of the present utility model is the both sides that two burner branches are located at the radiant tube body, be communicated with four-way change-over valve by the auxiliary air pipe between two burners, the reversal valve of the normal temperature auxiliary air that comes from air blast by robot control system(RCS) switch enter the heat-storage type burner burner after, when the heat storage of process heat accumulating type air burner, be heated, temperature in normal temperature air is heated near stove in the extremely short time, charge into gas-fired from the heat accumulating type gas entry simultaneously, after heated high temperature air enters burner hearth, entrainmenting flue gas on every side forms one oxygen content and is significantly less than 21% thin oxygen deprivation high temperature gas flow, promptly realize the burning of oxygen deprivation state, simultaneously, gas fume after burning is through the heat storage of opposite side, and air via the control four-way change-over valve of automatic control system with certain commutation cycle switch enter the burner of a side after, the normal temperature auxiliary air is heated to the temperature near the radiation body in the extremely short time, heated high temperature air and combustion gas are entrainmented flue gas on every side through the burner nozzle spout with the high speed swirling eddy and are formed one oxygen content and be significantly less than 21% thin oxygen deprivation high temperature gas flow, simultaneously toward injecting combustion gas near the thin high temperature air, combustion gas realizes burning under the oxygen deprivation state, meanwhile, gas fume after burning enters atmosphere through the burner and the four-way change-over valve of opposite side.The elevated temperature heat combustion gas enters atmosphere with the low-temperature flue gas that is lower than 150 degree through four-way change-over valve then by in the heat storage type combustion body.The four-way change-over valve certain frequency switches, and such two heat-accumulation combustors are in accumulation of heat and heat release alternation state, thereby reaches purpose energy-conservation and reduction nitrogen oxide and CO2 emission.
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is a left view of the present utility model;
Fig. 3 is the burner parts transversely cutaway view of Fig. 1;
Fig. 4 is the vertical view of Fig. 3.
The specific embodiment
Shown in Fig. 1-4, regenerative gas radiant tube burner of the present utility model, comprise radiation body 18, be arranged on two burners 30,40 at two ends, on two burners, be respectively arranged with auxiliary air pipe 7 ', two auxiliary air pipes 7 ' are communicated with four-way change-over valve 7 respectively, and four-way change-over valve 7 is provided with smoke discharge pipe 20, and smoke discharge pipe 20 is provided with emission monitor 21.
Two burners 30,40 comprise end seat 9,9 ' respectively, combustor nozzle 15,15 ', main gas pipe road 16,16 ', combustor nozzle 15,15 ' be arranged in parallel with main gas pipe road 16,16 ' respectively, and communicate with end seat 9,9 ' and radiation body 18 respectively, combustor nozzle 15,15 ' and the main gas pipe road outside 16,16 ' be provided with segments in a circular shape bushing type honeycomb ceramic heat accumulator 17,17 '.。
On end seat 9,9 ', be provided with air intake 1, main fuel gas inlet 14, combustion-supporting gas inlet 12, peep hole 11, peep hole 11 extends in the main gas pipe road 16,16 ', in two end seats 9,9 ', be respectively arranged with flame monitor 4,10, the sleeve pipe of flame monitor 4,10 is arranged in the main gas pipe road 16,16 ', also be provided with ignition 8 in end seat 9,9 ', the ignition 8 electronic ignition rifle interior with being arranged on the radiation body is connected.
Can be provided with flame holder 19,19 ' at burner main gas pipe burner place 15,15 '.Combustor nozzle 15,15 ' and radiation body 18 between can be provided with ceramic fire resistant flame sleeve pipe 22.
Regenerative gas radiant tube burner of the present utility model is by adopting heat accumulating type high-temperature flue gas retracting device, alternately switch air and flue gas, make it alternating current through honeycomb ceramic heat accumulator 17,17 ', reclaim the physics heat of high-temperature flue gas to greatest extent, thereby reach the purpose of energy savings significantly.
Regenerative gas radiant tube burner of the present utility model is by 17,17 ' of heat storage in the heat-accumulation combustor, heating high temperature air 7 ' and combustion gas 6,14 are also entrainmented flue gas on every side through the whirl burner 15 of particular design, 15 ' spout with the high speed swirling eddy and are formed one oxygen content and be significantly less than 21% thin oxygen deprivation high temperature gas flow, form the burning of oxygen deprivation state, reduce nitrogen oxide and emission of carbon-dioxide in the flue gas greatly.
Regenerative gas radiant tube burner of the present utility model is in the Sealed casing pipe internal combustion, pass to heated parts or object with the radiation for chief commander's heat by the radiant tube surface that is heated, combustion product does not directly contact with heating object, can not cause combustion atmosphere to pollute or influence product quality, furnace atmosphere and heating-up temperature are convenient to control and are regulated, especially for the demanding heat treated of product quality.In addition, high-temperature and low-oxygen combustion flame has volume and is multiplied, and brightness reduction, color shoal; peak temperature reduces, and the characteristics of uniform distribution of temperature field are provided with graphite ceramic flame resistant sleeve pipe 22 and make radiation body 18 directly not suffer flame to burn impact; protection radiation body, long service life.
Regenerative gas radiant tube burner of the present utility model is implemented High Temperature Air Combustion, the smooth combustion expanded range, and combustion noise is low, does not have characteristics such as traditional combustion flame localized hyperthermia, hyperoxia district.
Regenerative gas radiant tube burner of the present utility model is because the quick switching of high-temperature air burning flame self temperature distribution evenness and preheated air and high-temperature flue gas, the frequent commutation of the interior air-flow of radiant tube is flowed, the radiant tube tube wall temperature distributes and more becomes evenly, thereby prolonged the service life of heat storage type combustion radiant tube burner.
Heating furnace or Thermal Equipment adopt this burner; in the reasonable Arrangement of the effective thermal treatment zone of burner hearth and stove, charge into neutrality or week reduction protective gas by the regenerative gas radiant tube; by atmosphere circulation or the heating of employing vacuum atmosphere; can obtain the temperature homogeneity height; the non-oxidation decarburization, the industrial furnace or the firing equipment of working media cleaning and high-quality heated condition.
Claims (9)
1, a kind of regenerative gas radiant tube burner, it is characterized in that: comprise the radiation body, two burners, four-way change-over valve, be provided with honeycomb ceramic heat accumulator in each burner, described two burners are connected with the two ends of radiation body respectively, and each burner is provided with the auxiliary air pipe, two auxiliary air pipes are communicated with described four-way change-over valve respectively, the smoke discharge pipe in addition that is communicated with four-way change-over valve.
2, regenerative gas radiant tube burner according to claim 1, it is characterized in that: described burner comprises the end seat, combustor nozzle, main gas pipe road, combustor nozzle and main gas pipe road be arranged in parallel, and communicate with end seat and radiation body respectively, on the end seat, be provided with air intake, main fuel gas inlet.
3, regenerative gas radiant tube burner according to claim 2 is characterized in that: be outside equipped with segments in a circular shape bushing type honeycomb ceramic heat accumulator at described combustor nozzle and main gas pipe road.
4, regenerative gas radiant tube burner according to claim 2 is characterized in that: be provided with flame monitor and peep hole in the main gas pipe road, the opening of described peep hole is opened on the end seat, and flame monitor inserts in the radiation body from the end seat.
5, regenerative gas radiant tube burner according to claim 2 is characterized in that: described end seat is provided with ignition, and this ignition electronic ignition rifle interior with being arranged on the radiation body is connected.
6, regenerative gas radiant tube burner according to claim 2, it is characterized in that: be provided with the auxiliary air annular jet at main gas pipe and electronic ignition rifle spout, spout is provided with spiral-flow type pore spout structure, and jet-stream wind and burner axis angle are the 20-22 degree.
7, regenerative gas radiant tube burner according to claim 5 is characterized in that: be provided with ceramic fire resistant flame sleeve pipe between combustor nozzle and radiation body.
8, regenerative gas radiant tube burner according to claim 1, it is characterized in that: the smoke discharge pipe of described four-way change-over valve is provided with the emission monitor.
9, regenerative gas radiant tube burner according to claim 1 is characterized in that: the place is provided with flame holder at burner main gas pipe burner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032068409U CN2697470Y (en) | 2003-07-24 | 2003-08-04 | Heat storage type gas radiation pipe burner |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN03206145 | 2003-07-24 | ||
| CN03206145.5 | 2003-07-24 | ||
| CNU032068409U CN2697470Y (en) | 2003-07-24 | 2003-08-04 | Heat storage type gas radiation pipe burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2697470Y true CN2697470Y (en) | 2005-05-04 |
Family
ID=34796166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032068409U Expired - Lifetime CN2697470Y (en) | 2003-07-24 | 2003-08-04 | Heat storage type gas radiation pipe burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2697470Y (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968311A (en) * | 2009-07-28 | 2011-02-09 | 吴道洪 | Radiant tube isolated smoke gas heating rotary hearth furnace |
| CN102393021A (en) * | 2011-10-17 | 2012-03-28 | 佛山市科皓燃烧设备制造有限公司 | Heat-accumulating-type energy-saving gas burner |
| CN102504843A (en) * | 2011-11-21 | 2012-06-20 | 北京神雾环境能源科技集团股份有限公司 | Heat accumulation type fuel gas radiation pipe rotary hearth furnace domestic garbage dry distillation method |
| CN102679731A (en) * | 2012-05-29 | 2012-09-19 | 无锡格莱德科技有限公司 | Heat storage type smelting furnace |
| CN102713484A (en) * | 2009-10-13 | 2012-10-03 | 艾伯纳工业筑炉有限公司 | Device for heat-treating sheet metal strips |
| CN102016420B (en) * | 2008-07-07 | 2013-01-09 | 钢铁普蓝特克股份有限公司 | Radiant tube burner device and heat storing element unit capable of being mounted to radiant tube burner |
| CN102112809B (en) * | 2008-07-04 | 2013-09-18 | Ws热加工技术有限责任公司 | Radiant heating arrangement in which distortions are compensated |
| CN104456560A (en) * | 2014-10-22 | 2015-03-25 | 北京神雾环境能源科技集团股份有限公司 | Porous-medium radiation tube |
| CN105131993A (en) * | 2015-09-25 | 2015-12-09 | 北京神雾环境能源科技集团股份有限公司 | Rapid tire pyrolysis system and method |
| CN105509053A (en) * | 2014-09-23 | 2016-04-20 | 宝钢新日铁汽车板有限公司 | Heat storage type burner used for radiant tube |
| CN106191363A (en) * | 2016-09-13 | 2016-12-07 | 江苏省冶金设计院有限公司 | The processing system of a kind of wet piece of lateritic nickel ore and method |
| CN106191364A (en) * | 2016-09-13 | 2016-12-07 | 江苏省冶金设计院有限公司 | A kind of system and method utilizing wet piece of lateritic nickel ore direct-reduction to produce granulated iron |
| CN106222352A (en) * | 2016-09-13 | 2016-12-14 | 江苏省冶金设计院有限公司 | A kind of monolayer for being reduced directly the mode of production heats and frequency modulation type rotary hearth furnace |
| CN106222354A (en) * | 2016-09-13 | 2016-12-14 | 江苏省冶金设计院有限公司 | A kind of system and method utilizing body of heater fume afterheat high efficiente callback iron-containing resource |
| CN106222353A (en) * | 2016-09-13 | 2016-12-14 | 江苏省冶金设计院有限公司 | A kind of fume afterheat recycling type lateritic nickel ore direct-reduction produces granulated iron system and method |
| CN106224960A (en) * | 2016-07-27 | 2016-12-14 | 北京神雾环境能源科技集团股份有限公司 | A kind of heat accumulation type radiant tube gradual combustor and combustion method thereof |
| CN106244758A (en) * | 2016-09-13 | 2016-12-21 | 江苏省冶金设计院有限公司 | A kind of system and method efficiently utilizing body of heater fume afterheat to process iron-containing resource |
-
2003
- 2003-08-04 CN CNU032068409U patent/CN2697470Y/en not_active Expired - Lifetime
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102112809B (en) * | 2008-07-04 | 2013-09-18 | Ws热加工技术有限责任公司 | Radiant heating arrangement in which distortions are compensated |
| CN102016420B (en) * | 2008-07-07 | 2013-01-09 | 钢铁普蓝特克股份有限公司 | Radiant tube burner device and heat storing element unit capable of being mounted to radiant tube burner |
| CN101968311A (en) * | 2009-07-28 | 2011-02-09 | 吴道洪 | Radiant tube isolated smoke gas heating rotary hearth furnace |
| CN102713484B (en) * | 2009-10-13 | 2015-12-16 | 艾伯纳工业筑炉有限公司 | For the equipment of heat-treating metal plate and belt |
| CN102713484A (en) * | 2009-10-13 | 2012-10-03 | 艾伯纳工业筑炉有限公司 | Device for heat-treating sheet metal strips |
| CN102393021A (en) * | 2011-10-17 | 2012-03-28 | 佛山市科皓燃烧设备制造有限公司 | Heat-accumulating-type energy-saving gas burner |
| CN102504843A (en) * | 2011-11-21 | 2012-06-20 | 北京神雾环境能源科技集团股份有限公司 | Heat accumulation type fuel gas radiation pipe rotary hearth furnace domestic garbage dry distillation method |
| CN102504843B (en) * | 2011-11-21 | 2014-06-25 | 北京神雾环境能源科技集团股份有限公司 | Heat accumulation type fuel gas radiation pipe rotary hearth furnace domestic garbage dry distillation method |
| CN102679731A (en) * | 2012-05-29 | 2012-09-19 | 无锡格莱德科技有限公司 | Heat storage type smelting furnace |
| CN105509053A (en) * | 2014-09-23 | 2016-04-20 | 宝钢新日铁汽车板有限公司 | Heat storage type burner used for radiant tube |
| CN104456560A (en) * | 2014-10-22 | 2015-03-25 | 北京神雾环境能源科技集团股份有限公司 | Porous-medium radiation tube |
| CN104456560B (en) * | 2014-10-22 | 2017-06-27 | 北京神雾环境能源科技集团股份有限公司 | Porous media radiant tube |
| CN105131993A (en) * | 2015-09-25 | 2015-12-09 | 北京神雾环境能源科技集团股份有限公司 | Rapid tire pyrolysis system and method |
| CN105131993B (en) * | 2015-09-25 | 2017-11-03 | 神雾科技集团股份有限公司 | The system and method for tire fast pyrogenation |
| CN106224960A (en) * | 2016-07-27 | 2016-12-14 | 北京神雾环境能源科技集团股份有限公司 | A kind of heat accumulation type radiant tube gradual combustor and combustion method thereof |
| CN106191363A (en) * | 2016-09-13 | 2016-12-07 | 江苏省冶金设计院有限公司 | The processing system of a kind of wet piece of lateritic nickel ore and method |
| CN106222353A (en) * | 2016-09-13 | 2016-12-14 | 江苏省冶金设计院有限公司 | A kind of fume afterheat recycling type lateritic nickel ore direct-reduction produces granulated iron system and method |
| CN106222354A (en) * | 2016-09-13 | 2016-12-14 | 江苏省冶金设计院有限公司 | A kind of system and method utilizing body of heater fume afterheat high efficiente callback iron-containing resource |
| CN106244758A (en) * | 2016-09-13 | 2016-12-21 | 江苏省冶金设计院有限公司 | A kind of system and method efficiently utilizing body of heater fume afterheat to process iron-containing resource |
| CN106222352A (en) * | 2016-09-13 | 2016-12-14 | 江苏省冶金设计院有限公司 | A kind of monolayer for being reduced directly the mode of production heats and frequency modulation type rotary hearth furnace |
| CN106191364A (en) * | 2016-09-13 | 2016-12-07 | 江苏省冶金设计院有限公司 | A kind of system and method utilizing wet piece of lateritic nickel ore direct-reduction to produce granulated iron |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING GOD THERMAL FOG TECHNOLOGY CO. Free format text: FORMER OWNER: WU DAOHONG Effective date: 20080725 |
|
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Effective date of registration: 20080725 Address after: Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155, zip code: 102200 Patentee after: Beijing Shenwu Thermal Energy Technology Co., Ltd. Address before: Beijing Haidian District Longxiang Road No. 7 Beijing Shenwu Thermal Energy Technology Co Ltd, zip code: 100083 Patentee before: Wu Daohong |
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Owner name: BEIJING SHENWU ENVIRONMENT + ENERGY TECHNOLOGY CO. Free format text: FORMER NAME: BEIJING SHENWU THERMAL ENERGY TECHNOLOGY CO., LTD. |
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Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee after: Beijing Shenwu Environment Energy Technology Group Co., Ltd. Address before: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee before: Beijing Shenwu Thermal Energy Technology Co., Ltd. |
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Expiration termination date: 20130804 Granted publication date: 20050504 |