CN203823774U - Incinerator system with salt waste liquid - Google Patents
Incinerator system with salt waste liquid Download PDFInfo
- Publication number
- CN203823774U CN203823774U CN201420184364.5U CN201420184364U CN203823774U CN 203823774 U CN203823774 U CN 203823774U CN 201420184364 U CN201420184364 U CN 201420184364U CN 203823774 U CN203823774 U CN 203823774U
- Authority
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- China
- Prior art keywords
- incinerator
- exhaust gases
- outlet
- salt
- gases passes
- 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
- 150000003839 salts Chemical class 0.000 title claims abstract description 82
- 239000007788 liquid Substances 0.000 title abstract description 13
- 239000002699 waste material Substances 0.000 title abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000003546 flue gas Substances 0.000 claims abstract description 20
- 239000007789 gas Substances 0.000 claims description 94
- 239000010808 liquid waste Substances 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000002918 waste heat Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008021 deposition Effects 0.000 abstract 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000007664 blowing Methods 0.000 description 9
- 239000003517 fume Substances 0.000 description 8
- 230000005484 gravity Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 239000003818 cinder Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N cyanic acid Chemical compound OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 229910017053 inorganic salt Inorganic materials 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000009183 running Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- HIVLDXAAFGCOFU-UHFFFAOYSA-N ammonium hydrosulfide Chemical compound [NH4+].[SH-] HIVLDXAAFGCOFU-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000010891 toxic waste Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model relates to the technical field of incinerators, in particular to an incinerator system with salt waste liquid. According to the incinerator system, two flue gas passages are arranged in parallel at the outlet of an incinerator; a residue solidifying pipe is arranged in each flue gas passage; double-seal flue gas baffle valves are arranged both at the inlet and the outlet of each flue gas passage, and are used for opening or closing the inlet and the outlet of the flue gas passage. When salt deposition appears on the residue solidifying pipes, the double-seal flue gas baffle valves at both ends of the flue gas passages are closed to clean up the salt deposition, and the residue solidifying pipe with salt deposition not being cleaned up is required to maintain operating, so that the incinerator is continuously operated; the residue discharge opening of the incinerator is provided with a water-seal residue eliminating device, so that the problem that the incinerator cannot be continuously operated for a long time because of salt residues at the outlet of the conventional incinerator is solved, and the defect that high-temperature flue gas leakage and sparking are easy to appear at the residue discharge opening in the bottom of the incinerator is overcome.
Description
Technical field
The utility model relates to incinerator technical field, relates in particular to a kind of salt bearing liquid wastes incinerator system.
Background technology
In the production process of the industry such as chemical industry, papermaking, often produce a large amount of brine waste, black liquor, in these waste liquids, contain a large amount of harmful chemicals, for example: liquified hydrogen cyanic acid, sulphur ammonium etc., for avoiding health and the natural environment of these high-risk pollutants to the mankind to threaten, need to carry out innoxious, minimizing and recycling treatment to it.Due to high saliferous, the high toxicity of these waste liquids cause it almost can not be by biochemical treatment, thereby find a kind of rationally, effective treatment technology, thereby reduce the pollution of this waste liquid to environment, promote that industry sustainable development is significant.
At present, the way of domestic common employing burning disposal, burns toxic waste liquid by incinerator, makes waste liquid in combustion process, be decomposed into non-toxic gas, enters atmosphere.At present discharges of the fused salt that forms after (adiabatic or have water-cooling wall) burning in incinerator of inorganic salts contained in waste liquid in the salt bearing liquid wastes incinerator of use distinct issues in actual motion, and salt fog sticks on waste heat boiler heating surface pipe with hot flue gas, not only affect heat-transfer effect, also can cause waste heat boiler heating surface to cause the security incidents such as booster because of overtemperature.User is often in order to make the safe operation of incinerator energy, normally in (normally moving 5～6 days) the then blowing out of incinerator work a period of time, with the fused salt adhering on mechanical means cleaning waste heat boiler heating surface, from blowing out to maintenance, complete, generally need about 20 days, and then restart incinerator, bring very large inconvenience to user, comprise: do not stop for meeting device, need to be at the larger waste collection tank of incinerator furnace shutdown period setting, or investment two cover incinerator systems etc.
For the problems referred to above, we need a kind ofly can and carry out the incinerator system of the Hand scarf of not blowing out to the fused salt adhering on waste heat boiler heating surface pipe to the emission treatment of saliferous incinerator burner hearth fused salt.
Utility model content
The purpose of this utility model is to propose a kind of salt bearing liquid wastes incinerator system, can the in the situation that of not blowing out, clear up the fused salt adhering on incinerator outlet waste-heat oven heating surface; And can effectively solve the interior fused salt discharge of incinerator time, the gas leakage of incinerator bottom, the problem of burning with anger.
For reaching this object, the utility model by the following technical solutions:
A kind of salt bearing liquid wastes incinerator system, comprise burner, blower fan, incineration of liquor nozzle, incinerator and waste-heat oven, wherein, the outlet of described incinerator has been arranged in parallel two exhaust gases passes, in each exhaust gases passes, be provided with a crust block pipe, and the inlet and outlet of each exhaust gases passes is equipped with double containment gas baffle valve, be used to open or close import and the outlet of each exhaust gases passes.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, the bottom of described incinerator is provided with residue outlet, and described residue outlet is connected with for cooling inorganic salts of being discharged by described residue outlet and the water-cooled deslagging device to residue outlet sealing.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, described water-cooled deslagging device comprises the water tank being communicated with described residue outlet, and described residue outlet is by the water-stop in water tank.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, described water-cooled deslagging device also comprises the scraper slagging machine that the inorganic salts in water tank are cleaned out, described scraper slagging machine comprises conveyer belt and is arranged on the scraper plate for the inorganic salts in water tank are scraped on conveyer belt, described driving-belt part is arranged in water tank, and part is arranged on the outside of water tank.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, on described water tank, be provided with the opening entering for conveyer belt, and this opening part is provided with the Anti-overflow device that prevents that in water tank, water overflows.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, the gas outlet of described waste-heat oven is also connected with chimney.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, in described waste-heat oven, be provided with the waste heat boiler heating surface for cooling clean flue gas.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, described crust block pipe is water-cooled coil pipe.
As a kind of preferred version of above-mentioned salt bearing liquid wastes incinerator system, described in the port of export of two exhaust gases passes being arranged in parallel be communicated with gravitational settling dirt pocket.
The beneficial effects of the utility model are: a kind of salt bearing liquid wastes incinerator system is provided in the present embodiment, can to saliferous incinerator be in operation produce, stick to fused salt on waste heat boiler crust block pipe and carry out the Hand scarf of not blowing out, and the inorganic salts of molten molten shape are entered to water-stop deslagging device by the closed residue outlet that is arranged on incinerator bottom, finally discharging through water-stop deslagging device, solve on the heating surface pipe of existing saliferous incinerator exit and to have caused the problem that incinerator can not long-time continuous operation because of salification slag, and bottom slag notch easily leaks high-temperature flue gas and the shortcoming of burning with anger.
Brief description of the drawings
Fig. 1 is the structural representation of the salt bearing liquid wastes incinerator system that provides of the utility model detailed description of the invention.
Wherein:
1: burner; 2: incineration of liquor nozzle; 3: incinerator; 4: residue outlet; 5: water-cooled deslagging device; 6: scraper slagging machine; 7: cinder bogie; 8: the first preposition double containment damper valves; 9: the first rearmounted double containment damper valves; 10: the first crust block pipes; 11: the second preposition double containment damper valves; 12: the second rearmounted double containment damper valves; 13: the second crust block pipes; 14: gravitational settling dirt pocket; 15: gravity deashing device; 16: waste heat boiler heating surface; 17: chimney; 18: blower fan; 19: water tank; 20: the first exhaust gases passes; 21: the second exhaust gases passes.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by detailed description of the invention.
As shown in Figure 1, in this embodiment, a kind of salt bearing liquid wastes incinerator system is provided, it comprises burner 1, blower fan 18, incineration of liquor nozzle 2, incinerator 3 and waste-heat oven, the smoke outlet of incinerator 3 is provided with two exhaust gases passes that are arranged in parallel, and in each exhaust gases passes, be provided with a crust block pipe, the inlet and outlet of each exhaust gases passes is provided with double containment gas baffle valve, is used to open or close import and the outlet of each exhaust gases passes.
Concrete, two exhaust gases passes that incinerator 3 exits are arranged in parallel are respectively the first exhaust gases passes 21 and the second exhaust gases passes 22, and the double containment gas baffle valve that is arranged on the first exhaust gases passes 20 inlet and outlet is respectively the first preposition double containment gas baffle valve 8 and the first rearmounted double containment gas baffle valve 9, the double containment gas baffle valve that is arranged on the second exhaust gases passes 21 inlet and outlet is respectively the second preposition double containment gas baffle valve 11 and the second rearmounted double containment gas baffle valve 12.And the crust block pipe being arranged in the first exhaust gases passes 20 is the first crust block pipe 10, the crust block pipe being arranged in the second exhaust gases passes 21 is the second crust block pipe 13.
In incinerator 3 runnings, at least ensure in an exhaust gases passes and have flue gas to pass through, can adopt two exhaust gases passes to discharge fume simultaneously, also can only adopt one in two exhaust gases passes to discharge fume.In the time there is salt crust for two crust block Guan Zhongyi, as there is salt crust on the first crust block pipe 10 time, the first preposition double containment gas baffle valve 8 at the first exhaust gases passes 20 two ends and the first rearmounted double containment gas baffle valve 9 are closed, adopt the second exhaust gases passes 21 to discharge fume, and the salt crust on the first crust block pipe 10 is cleared up, realize the in the situation that of not blowing out the inorganic salts on crust block pipe have been cleared up.In the time there is salt crust in two crust block Guan Shangjun, can select first the first preposition double containment gas baffle valve 8 at the first exhaust gases passes 20 two ends and the first rearmounted double containment gas baffle valve 9 to be closed, adopt the second exhaust gases passes 21 to discharge fume, and the salt crust on the first crust block pipe 10 is cleared up; When after the salt crust of having cleared up on the first crust block pipe 10, open the first preposition double containment gas baffle valve 8 and the first rearmounted double containment gas baffle valve 9 at the first exhaust gases passes 20 two ends, close the second preposition double containment gas baffle valve 11 and the second rearmounted double containment gas baffle valve 12 at the second exhaust gases passes 21 two ends simultaneously, and the salt crust on the second crust block pipe 13 is cleared up.
According to the service condition of exhaust gases passes, and be positioned at the salt crust situation that the crust block pipe of exhaust gases passes occurs, the mode of the salt crust on the above removal crust block pipe providing is provided, can realize salt bearing liquid wastes incinerator can not blowing out, works online for a long time.
Wherein, the bottom of incinerator 3 is provided with residue outlet 4, and this residue outlet 4 is tightly connected with water-cooled deslagging device 5.Water-cooled deslagging device 5 comprises the water tank 19 residue outlet 4 being sealed by water, and the scraper slagging machine 6 that the inorganic salts in water tank 19 are cleaned out, scraper slagging machine 6 comprises conveyer belt and is arranged on the scraper plate for the inorganic salts in water tank 19 are scraped on conveyer belt, the part of driving-belt is arranged in water tank 19, and part is arranged on the outside of water tank 19.The bottom that is arranged on the conveyer belt of water tank 19 outsides is also provided with cinder bogie 7.
On water tank 19, be provided with the opening entering for conveyer belt, and this opening part is provided with the Anti-overflow device (not shown) that prevents that in water tank, water overflows.This Anti-overflow device is positioned at round tube or the rectangular tube of conveyer belt outside, and one end of this round tube or rectangular tube is connected with above-mentioned opening is airtight, and the height of its other end is higher than the height of liquid level in water tank.
The rear portion that is positioned at the first exhaust gases passes 20 and the second exhaust gases passes 21 is gravitational settling dirt pocket 14, and the first exhaust gases passes 20, the second exhaust gases passes 21 and gravitational settling dirt pocket 14 are arranged in an airtight housing, inorganic salts in crust block pipework condensation flue gas carry out gravity natural subsidence in gravitational settling dirt pocket 14, and then clean flue gas enters waste heat boiler heating surface 16 and carries out heat exchange.
As preferably, above-mentioned crust block pipe is water-cooled coil pipe.
It should be noted that, be also provided with waste liquid nozzle 2 and burner 1 in the porch of incinerator 3.
For above-mentioned salt bearing liquid wastes incinerator system is further explained, the application also provides the specific works process of above-mentioned salt bearing liquid wastes incinerator system:
Salt bearing liquid wastes sprays in incinerator 3 under steam or compressed-air actuated medium atomization, under fuel oil/gas combustion-supporting, carries out burning disposal, makes it to produce nontoxic CO
2and H
2o, there is not decomposition reaction in inorganic salts contained in waste liquid, but be precipitated from waste liquid under 1100 DEG C～1300 DEG C high temperature, at high temperature presents the particle in the fused salt stream of molten molten shape and the smoke gas flow of a small amount of molten molten shape of being carried under one's arms by flue gas.
Concrete, with fuel oil/air burner 1, salt bearing liquid wastes is carried out combustion-supportingly, salt bearing liquid wastes carries out medium atomization by steam/compressed air and in waste liquid nozzle is sent into incinerator 3, carries out burning disposal.
The fused salt stream of molten molten shape flow into water-cooled deslagging device 5 from the sealing residue outlet 4 of incinerator 3 bottoms, and fused salt is fragmented into graininess after water quick cooling, scrapes mucking machine 6 through the scraper plate of the cold slag device 5 that dewaters, and falls in cinder bogie 7.
Two exhaust gases passes of the smoke gas flow of the molten molten shape particle of carrying under one's arms of being discharged by incinerator 3 through being arranged in parallel, two exhaust gases passes are respectively the first exhaust gases passes 21 and the second exhaust gases passes 22, and the double containment gas baffle valve that is arranged on the first exhaust gases passes 20 inlet and outlet is respectively the first preposition double containment gas baffle valve 8 and the first rearmounted double containment gas baffle valve 9, the double containment gas baffle valve that is arranged on the second exhaust gases passes 21 inlet and outlet is respectively the second preposition double containment gas baffle valve 11 and the second rearmounted double containment gas baffle valve 12.And the crust block pipe being arranged in the first exhaust gases passes 20 is the first crust block pipe 10, the crust block pipe being arranged in the second exhaust gases passes 21 is the second crust block pipe 13.
In incinerator 3 runnings, at least ensure in an exhaust gases passes and have flue gas to pass through, can adopt two exhaust gases passes to discharge fume simultaneously, also can only adopt one in two exhaust gases passes to discharge fume.In the time there is salt crust for two crust block Guan Zhongyi, as there is salt crust on the first crust block pipe 10 time, the first preposition double containment gas baffle valve 8 at the first exhaust gases passes 20 two ends and the first rearmounted double containment gas baffle valve 9 are closed, adopt the second exhaust gases passes 21 to discharge fume simultaneously, and the salt crust on the first crust block pipe 10 is cleared up, realize the in the situation that of not blowing out the inorganic salts on crust block pipe have been cleared up.In the time there is salt crust in two crust block Guan Shangjun, can select first the first preposition double containment gas baffle valve 8 at the first exhaust gases passes 20 two ends and the first rearmounted double containment gas baffle valve 9 to be closed, adopt the second exhaust gases passes 21 to discharge fume, and the salt crust on the first crust block pipe 10 is cleared up; When after the salt crust of having cleared up on the first crust block pipe 10, open the first preposition double containment gas baffle valve 8 and the first rearmounted double containment gas baffle valve 9 at the first exhaust gases passes 20 two ends, close the second preposition double containment gas baffle valve 11 and the second rearmounted double containment gas baffle valve 12 at the second exhaust gases passes 21 two ends simultaneously, and the salt crust on the second crust block pipe 13 is cleared up.
According to the service condition of exhaust gases passes, and be positioned at the salt crust situation that the crust block pipe of exhaust gases passes occurs, the mode of the salt crust on the above removal crust block pipe providing is provided, can realize salt bearing liquid wastes incinerator can not blowing out, works online for a long time.
A gravity settling chamber 14 is set after two exhaust gases passes, in order to inorganic salt particle contained in cooled flue gas is removed from flue gas, by the gravity deashing device 15 that is arranged on gravity settling chamber 14 bottoms, inorganic salt particle is removed simultaneously.
Clean hot flue gas enters atmosphere by chimney 17 after waste heat boiler heating surface 16 heat exchange, completes the burning disposal to salt bearing liquid wastes.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, within these modes all will fall into protection domain of the present utility model.
Claims (9)
1. a salt bearing liquid wastes incinerator system, comprise burner, blower fan, incineration of liquor nozzle, incinerator and waste-heat oven, it is characterized in that, the outlet of described incinerator has been arranged in parallel two exhaust gases passes, in each exhaust gases passes, be provided with a crust block pipe, and the inlet and outlet of each exhaust gases passes is equipped with double containment gas baffle valve, be used to open or close import and the outlet of each exhaust gases passes.
2. salt bearing liquid wastes incinerator system according to claim 1, it is characterized in that, the bottom of described incinerator is provided with residue outlet, and described residue outlet is connected with for cooling inorganic salts of being discharged by described residue outlet and the water-cooled deslagging device to residue outlet sealing.
3. salt bearing liquid wastes incinerator system according to claim 2, is characterized in that, described water-cooled deslagging device comprises the water tank being communicated with described residue outlet, and described residue outlet is by the water-stop in water tank.
4. salt bearing liquid wastes incinerator system according to claim 3, it is characterized in that, described water-cooled deslagging device also comprises the scraper slagging machine that the inorganic salts in water tank are cleaned out, described scraper slagging machine comprises conveyer belt and is arranged on the scraper plate for the inorganic salts in water tank are scraped on conveyer belt, described driving-belt part is arranged in water tank, and part is arranged on the outside of water tank.
5. salt bearing liquid wastes incinerator system according to claim 4, is characterized in that, is provided with the opening entering for conveyer belt on described water tank, and this opening part is provided with the Anti-overflow device that prevents that in water tank, water overflows.
6. salt bearing liquid wastes incinerator system according to claim 1, is characterized in that, the gas outlet of described waste-heat oven is also connected with chimney.
7. salt bearing liquid wastes incinerator system according to claim 6, is characterized in that, is provided with the waste heat boiler heating surface for cooling clean flue gas in described waste-heat oven.
8. salt bearing liquid wastes incinerator system according to claim 1, is characterized in that, described crust block pipe is water-cooled coil pipe.
9. salt bearing liquid wastes incinerator system according to claim 1, is characterized in that, described in the port of export of two exhaust gases passes being arranged in parallel be communicated with gravitational settling dirt pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184364.5U CN203823774U (en) | 2014-04-16 | 2014-04-16 | Incinerator system with salt waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184364.5U CN203823774U (en) | 2014-04-16 | 2014-04-16 | Incinerator system with salt waste liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823774U true CN203823774U (en) | 2014-09-10 |
Family
ID=51479267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420184364.5U Expired - Lifetime CN203823774U (en) | 2014-04-16 | 2014-04-16 | Incinerator system with salt waste liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823774U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953934A (en) * | 2014-04-16 | 2014-07-30 | 碧海舟（北京）石油化工设备有限公司 | Saliferous liquid waste incinerator system and on-line cleaning method thereof |
| CN106223093A (en) * | 2016-09-19 | 2016-12-14 | 三峡大学 | Waste paper weight slag segregation apparatus |
-
2014
- 2014-04-16 CN CN201420184364.5U patent/CN203823774U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953934A (en) * | 2014-04-16 | 2014-07-30 | 碧海舟（北京）石油化工设备有限公司 | Saliferous liquid waste incinerator system and on-line cleaning method thereof |
| CN106223093A (en) * | 2016-09-19 | 2016-12-14 | 三峡大学 | Waste paper weight slag segregation apparatus |
| CN106223093B (en) * | 2016-09-19 | 2018-08-14 | 三峡大学 | Waste paper weight slag separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BIHAIZHOU (BEIJING) ENERGY SAVING AND ENVIRONMENTA Free format text: FORMER NAME: BIHAIZHOU (BEIJING) PETROCHEMICAL EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100029 Beijing city Chaoyang District Xiaoguan Beili 45 Jiayuan century No. 5 Building 7 layer Patentee after: BIHAIZHOU (BEIJING) ENERGY SAVING ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Address before: 100029 Beijing city Chaoyang District Xiaoguan Beili 45 Jiayuan century No. 5 Building 7 layer Patentee before: BSS (BEIJING) PETRO-CHEMICAL EQUIPMENT CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |