CN105834191B - The device for removing dioxin in clinker with sewage recovering system - Google Patents
The device for removing dioxin in clinker with sewage recovering system Download PDFInfo
- Publication number
- CN105834191B CN105834191B CN201610145167.6A CN201610145167A CN105834191B CN 105834191 B CN105834191 B CN 105834191B CN 201610145167 A CN201610145167 A CN 201610145167A CN 105834191 B CN105834191 B CN 105834191B
- Authority
- CN
- China
- Prior art keywords
- clinker
- rotating blade
- blade group
- reative cell
- dioxin
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8659—Removing halogens or halogen compounds
- B01D53/8662—Organic halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
Abstract
The invention discloses a kind of device for removing dioxin in clinker with sewage recovering system, including debris crasher, the debris crasher includes disintegrating slag room, it is disposed with rotating blade group and lower rotating blade group in disintegrating slag room from top to bottom, the position of upper rotating blade group and lower rotating blade group is spaced from each other in the horizontal direction；And photo catalysis reactor, including reative cell, the reative cell inner bottom part are provided with the spiral feeder arranged obliquely, are provided with uviol lamp at the top of reative cell, photocatalyst coating is provided with the side wall of reative cell；The feeding mouth of disintegrating slag room bottom and spiral feeder connects, and spiral feeder afterbody is provided with the first discharge gate outside connection reative cell.Additionally include cooler, ozone generator, conveyer belt and Waste water recovering apparatus.The device can effectively remove the dioxin-like chemical in clinker.
Description
Technical field
It is particularly a kind of to remove two evil in clinker with sewage recovering system the present invention relates to solid-state castoff process field
The device of English.
Background technology
At present, a large amount of clinkers can be produced in the boiler plants such as coal-burning boiler.Processing generally use washing to clinker, fortune
The process such as defeated, to remove the dust in clinker.But after dedusting, many is engaged in the worker of clinker recovery operation still
It can often feel like uncomfortable, its reason is undiscovered always.Applicant has found during once accidental investigation, in clinker
Be mingled with many dioxin-like chemicals, and dioxin-like chemical the immune system of human body, metabolic system can be produced it is many harmful
Influence.Because dioxin-like chemical often exists in the form of gas phase, can be mixed in the clinker of solid-state, thus it is undiscovered always.
In view of this, a kind of device for removing dioxin in clinker with sewage recovering system is applicant provided, so as to obtain this
Invention.
The content of the invention
, can be effective it is an object of the invention to provide a kind of device for removing dioxin in clinker with sewage recovering system
Remove the dioxin-like chemical in clinker.
To achieve these goals, a kind of dress for removing dioxin in clinker with sewage recovering system provided by the invention
Put, including debris crasher, the debris crasher include disintegrating slag room, are disposed with rotating blade group in disintegrating slag room from top to bottom with
The position of rotating blade group, upper rotating blade group and lower rotating blade group is spaced from each other in the horizontal direction；
Photo catalysis reactor, including reative cell, the reative cell inner bottom part are provided with the spiral feeder arranged obliquely,
Uviol lamp is provided with the top of reative cell, photocatalyst coating is provided with the side wall of reative cell；Disintegrating slag room bottom fills with screw feeding
The feeding mouth connection put, spiral feeder afterbody are provided with the first discharge gate outside connection reative cell；
Cooler, including cooling chamber, cooling chamber top are connected with first discharge gate, set in cooling chamber internal side wall
There is fountain head, the water inlet of fountain head is connected with water supplying unit, and the bottom of cooling chamber is provided with conveyer belt；
Ozone generator, air inlet is additionally provided with the side wall of cooling chamber, ozone generator is connected with the air inlet；With
And Waste water recovering apparatus, Waste water recovering apparatus are connected by pipeline with cooling chamber bottom, and water pump is additionally provided with pipeline.
Preferably, the photocatalyst is nano titanium oxide.
Preferably, upper rotating blade group is that rotating blade group includes the first pivot on 3~5 groups, every group, along the first pivot
Circumferentially it is uniformly arranged the first blade；Lower rotating blade group is that rotating blade group includes the second pivot under 2~4 groups, every group, along second
The circumference of pivot is uniformly arranged the second blade.
Preferably, side wall of the reative cell close to spiral feeder feeding mouth side is oblique side wall.
Preferably, the angle tiltedly at the top of side wall and reative cell is 120 °, the bottom surface of spiral feeder and ground
Angle is 35 °.
Preferably, the granularity of the nano titanium oxide is 10~400nm.
It is highly preferred that the granularity of the nano titanium oxide is 50~300nm.
Most preferably, the granularity of the nano titanium oxide is 150~200nm.
A kind of device for removing dioxin in clinker with sewage recovering system provided by the invention, including debris crasher and light
Catalytic reactor, the rotating blade group in debris crasher can smash clinker, on the one hand can will be mixed in gas phase two therein
Dislike English to discharge, facilitate subsequent treatment, on the other hand can also avoid clinker is excessive from smashing bottom equipment, in addition, rotating knife
The interlaced setting of piece, on the one hand the clinker not crushed can be fallen between the gap of upper rotating blade group to some clinkers
Crushed, can also carry out second-time breakage to crashing steel (iron) slag block, such effect is more thorough, and the release of gas phase dioxin is more filled
Point, on the other hand rotating blade staggeredly forms gyration airflow, can take the profound dioxin hidden in clinker out of, so as to
Subsequent treatment.When clinker is transported to the spiral feeder of lower section, helical blade constantly " can turn over while clinker is conveyed
Fry " clinker, the gas phase dioxin of internal layer is discharged, such ultraviolet can play under the catalytic action of photocatalyst to dioxin
Thoroughly, profound catharsis.
Brief description of the drawings
Fig. 1 is the structural representation provided by the present invention that remove the device of dioxin in clinker with sewage recovering system
Figure；
Fig. 2 is the top view of the upper lower rotating blade group part of rotating blade combination in Fig. 1；
Fig. 3 is the concrete structure schematic diagram of Waste water recovering apparatus.
Embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
It refer to Fig. 1-3, a kind of device for removing dioxin in clinker with sewage recovering system provided by the invention, bag
Debris crasher is included, the debris crasher includes disintegrating slag room 1, rotating blade group 2 and backspin being disposed with from top to bottom in disintegrating slag room 1
Turn set of blades 3, the position of upper rotating blade group 2 and lower rotating blade group 3 is spaced from each other in the horizontal direction；Upper rotating blade group
2 be that rotating blade group 2 includes the first pivot 4 on 3 groups, every group, and the first blade 5 is uniformly arranged along the circumference of the first pivot 4；Backspin
It is that rotating blade group 3 includes the second pivot 6 under 2 groups, every group to turn set of blades 3, and the second knife is uniformly arranged along the circumference of the second pivot 6
Piece 7.First pivot 4 and the second pivot 6 are both connected in the side wall of disintegrating slag room 1, and driven by motor outside disintegrating slag room 1 (for
Succinctly, do not marked in figure), the first blade 5 and the second blade 7 include four rows, and quadrant is spaced between often arranging.Often arrange
First blade 5 and the second blade 7 are by along pivot, axially spaced small blade 8 is formed (as shown in Figure 2).Disintegrating slag room 1
It is interior that ozone can also be passed through by ozone generating-device to carry out the pre-removal of harmful substance.
Photo catalysis reactor, including reative cell 9, the inner bottom part of reative cell 9 are provided with the screw feeding dress arranged obliquely
Put, spiral feeder includes main shaft 10, and helical blade 11 is provided with main shaft 10, and main shaft 10 is driven by motor 12, reaction
The top of room 9 is provided with uviol lamp 13, and photocatalyst coating 14 is provided with the side wall of reative cell 9；The bottom of disintegrating slag room 1 and screw feeding
The feeding mouth connection of device, spiral feeder afterbody are provided with the first discharge gate 15 outside connection reative cell 9.Reative cell 9
Bottom is provided with support frame 29.
Photocatalyst is nano titanium oxide.The granularity of nano titanium oxide is 10~400nm, it is highly preferred that the nanometer
The granularity of titanium dioxide is 50~300nm.Most preferably, the granularity of the nano titanium oxide is 150~200nm.Nanometer two
Titania coating can be attached directly in the side wall of reative cell 9 or be adhered to indirectly by medium, such as porous media
Thereon.
Rotating blade group in debris crasher can smash clinker, on the one hand can will be mixed in gas phase dioxin therein
Discharge, facilitate subsequent treatment, on the other hand can also avoid clinker is excessive from smashing bottom equipment, in addition, rotating blade phase
Mutually it is staggered, on the one hand some clinkers can be carried out from the clinker not crushed is fallen between the gap of upper rotating blade group
It is broken, on the other hand second-time breakage can be carried out to crashing steel (iron) slag block, so, the release of gas phase dioxin is more abundant, further
The rotating blade that aspect is interlocked can form gyration airflow, can take the profound dioxin hidden in clinker out of, with after an action of the bowels
Continuous processing.When clinker is transported to the spiral feeder of lower section, helical blade constantly " can turn over while clinker is conveyed
Fry " clinker, the gas phase dioxin of internal layer is discharged, such ultraviolet can play under the catalytic action of photocatalyst to dioxin
Thoroughly, profound catharsis.
As preferable technical scheme, upper rotating blade group 2 be arranged to 3 groups, lower rotating blade group 3 be arranged to 2 groups, and on
The difference in height of rotating blade group 2 and lower rotating blade group 3 be 2.5m, in two adjacent groups the spacing of rotating blade group 2 be 2.6m (from
Pivot center is calculated), the spacing of rotating blade group 3 is 2.7m (being calculated from pivot center) under two adjacent groups, and the length of small blade 8 is (from knife
Point radially arrives the distance of pivot surface along pivot) it is 0.8m, under above-mentioned size, disintegrating slag effect is best, the removing to dioxin
Effect is preferably also, it may be possible to because the flow effect of gyration airflow under this arrangement is appropriate.
Side wall of the reative cell 9 close to spiral feeder feeding mouth side is oblique side wall 16.Oblique side wall 16 is pushed up with reative cell 9
The angle of wall 17 is 120 °, and the bottom surface of spiral feeder and the angle on ground are 35 °.Applicant have surprisingly discovered that above-mentioned
Under angle, the elimination efficiency of dioxin can reach 95%, and clearance rate is 80% or so in the case that other angles are set.It is not so good as
Removed under above-mentioned angle thorough.
Present invention additionally comprises cooling system, specifically employs cooler, and the cooler includes cooling chamber 18, cooling chamber
18 tops are connected with first discharge gate 15, fountain head 19 are provided with the internal side wall of cooling chamber 18, fountain head 19 enters water
Mouth is connected with water supplying unit 20, and the bottom of cooling chamber 18 is provided with conveyer belt 25.Fountain head 19 is staggered in side wall, is formed
Intersect current, clinker is cooled down, while remove a part of harmful substance.Then clinker is sent by conveyer belt automatic 25
Go out, it is not necessary to manually collected from cooling chamber 18.Discharge outlet 26 is additionally provided with the bottom sidewall of cooling chamber 18, so as in time by water
Discharge.Discharge outlet 26 connects Waste water recovering apparatus 27 by pipeline, and water pump 28 is additionally provided with pipeline.So can by waste water from
Extract recovery out in the bottom of cooling chamber 18.
The Sewage treatment phase 27 can specifically include the grid 271 being sequentially connected, the first membrane filter system 272, the second film mistake
Equipment 273 and disinfection pool 274 are filtered, grid 271 removes large particulate matter, the first membrane filter system 272 and the second membrane filtration
Equipment 273 realizes the double-stage filtering of nuisance, and water obtains being fully cleaned up discharging (as shown in Figure 3) after disinfection pool 274 sterilizes.
Further, present invention additionally comprises ozone generator 23, air inlet 24 is additionally provided with the side wall of cooling chamber 18, it is smelly
The exhaust outlet of Oxygen Generator 23 is connected by pipeline with the air inlet 24.So can into cooling chamber 18 delivery of ozone, with
Just harmful substance is further understood.Flowmeter and valve (not marked in figure) can be set on pipeline, to control the progress of work.
During work, the top of disintegrating slag room 1 is arranged on below the slag-drip opening of steam generator system, clinker is crushed through disintegrating slag room, and light is urged
Change reactor to remove the dioxin in clinker, and be sent into cooler and the processing recovery of other follow-up systems.
A kind of device for removing dioxin in clinker with sewage recovering system provided by the present invention is carried out above
It is discussed in detail.Specific case used herein is set forth to the principle and embodiment of the present invention, above example
Illustrate to be only intended to help the core concept for understanding the present invention.It should be pointed out that come for those skilled in the art
Say, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification
Also fall into the protection domain of the claims in the present invention.
Claims (8)
1. the device for removing dioxin in clinker with sewage recovering system, it is characterised in that including debris crasher, the debris crasher
It is disposed with rotating blade group and lower rotating blade group, upper rotating blade group from top to bottom including disintegrating slag room, in disintegrating slag room
It is spaced from each other in the horizontal direction with the position of lower rotating blade group；
Photo catalysis reactor, including reative cell, the reative cell inner bottom part are provided with the spiral feeder arranged obliquely, reaction
Ceiling portion is provided with uviol lamp, and photocatalyst coating is provided with the side wall of reative cell；Disintegrating slag room bottom and spiral feeder
Feeding mouth connects, and spiral feeder afterbody is provided with the first discharge gate outside connection reative cell；
Cooler, including cooling chamber, cooling chamber top are connected with first discharge gate, and spray is provided with cooling chamber internal side wall
Head, the water inlet of fountain head are connected with water supplying unit, and the bottom of cooling chamber is provided with conveyer belt；
Ozone generator, air inlet is additionally provided with the side wall of cooling chamber, ozone generator is connected with the air inlet；
And Waste water recovering apparatus, Waste water recovering apparatus are connected by pipeline with cooling chamber bottom, and water pump is additionally provided with pipeline.
2. the device according to claim 1 that remove dioxin in clinker with sewage recovering system, it is characterised in that institute
It is nano titanium oxide to state photocatalyst.
3. the device according to claim 1 that remove dioxin in clinker with sewage recovering system, it is characterised in that on
Rotating blade group is that rotating blade group includes the first pivot on 3~5 groups, every group, and first is uniformly arranged along the circumference of the first pivot
Blade；Lower rotating blade group is that rotating blade group includes the second pivot under 2~4 groups, every group, is uniformly set along the circumference of the second pivot
Put the second blade.
4. the device according to claim 1 that remove dioxin in clinker with sewage recovering system, it is characterised in that institute
It is oblique side wall to state side wall of the reative cell close to spiral feeder feeding mouth side.
5. the device according to claim 4 that remove dioxin in clinker with sewage recovering system, it is characterised in that institute
It is 120 ° that oblique side wall, which is stated, with the angle at the top of reative cell, and the bottom surface of spiral feeder and the angle on ground are 35 °.
6. the device according to claim 2 that remove dioxin in clinker with sewage recovering system, it is characterised in that institute
The granularity for stating nano titanium oxide is 10~400nm.
7. the device according to claim 6 that remove dioxin in clinker with sewage recovering system, it is characterised in that institute
The granularity for stating nano titanium oxide is 50~300nm.
8. the device according to claim 7 that remove dioxin in clinker with sewage recovering system, it is characterised in that institute
The granularity for stating nano titanium oxide is 150~200nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610145167.6A CN105834191B (en) | 2016-03-15 | 2016-03-15 | The device for removing dioxin in clinker with sewage recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610145167.6A CN105834191B (en) | 2016-03-15 | 2016-03-15 | The device for removing dioxin in clinker with sewage recovering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105834191A CN105834191A (en) | 2016-08-10 |
| CN105834191B true CN105834191B (en) | 2017-12-08 |
Family
ID=56586970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610145167.6A Active CN105834191B (en) | 2016-03-15 | 2016-03-15 | The device for removing dioxin in clinker with sewage recovering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105834191B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113070132B (en) * | 2021-03-03 | 2022-12-13 | 永州市瑞祥锌材料有限公司 | Equipment capable of automatically and completely separating slag |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1775957A (en) * | 2005-11-25 | 2006-05-24 | 东北大学 | Ecological treating method for blast furnace slag containing titanium |
| CN203533579U (en) * | 2013-08-15 | 2014-04-09 | 裴英翔 | Slag breaking device of boiler |
| CN204901779U (en) * | 2015-09-01 | 2015-12-23 | 江西百丈山环保科技有限公司 | Burning furnace is burnt to high efficiency with tail gas processing apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4264140B2 (en) * | 1996-11-06 | 2009-05-13 | ジーメンス アクチエンゲゼルシャフト | Method and apparatus for gasifying combustibles, residues and waste containing carbon and ash |
| EP0908220A1 (en) * | 1997-09-16 | 1999-04-14 | Siemens Aktiengesellschaft | Method for using spent catalysts |
| JP3423605B2 (en) * | 1997-12-12 | 2003-07-07 | 株式会社テラボンド | Method and apparatus for treating incinerated ash using thermite reaction |
-
2016
- 2016-03-15 CN CN201610145167.6A patent/CN105834191B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1775957A (en) * | 2005-11-25 | 2006-05-24 | 东北大学 | Ecological treating method for blast furnace slag containing titanium |
| CN203533579U (en) * | 2013-08-15 | 2014-04-09 | 裴英翔 | Slag breaking device of boiler |
| CN204901779U (en) * | 2015-09-01 | 2015-12-23 | 江西百丈山环保科技有限公司 | Burning furnace is burnt to high efficiency with tail gas processing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105834191A (en) | 2016-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108479338A (en) | A kind of exhaust gas environment-friendly processing unit | |
| CN106139957A (en) | Mechanical agitation cutting gas-liquid mixing processes and device in pipeline or container | |
| CN106102864A (en) | Air cleaning unit | |
| CN107433094A (en) | A kind of factory smoke Environmental-protecting dust-removing water cycle utilization device | |
| CN110201473A (en) | Dust treatment device and its processing method in a kind of production of clinker | |
| CN105709546B (en) | Transfer roller deduster | |
| CN108580044A (en) | A kind of high-efficiency environment friendly plant gas dust removal and filtration equipment | |
| CN206613331U (en) | Industrial waste gas, floating outstanding particulate matter stage construction spraying intercept cleaning treatment system device | |
| CN105834191B (en) | The device for removing dioxin in clinker with sewage recovering system | |
| CN108079721A (en) | A kind of environmental protection flue gas safe handling filter device | |
| KR100918982B1 (en) | Air cleaner by water filter | |
| CN105727739B (en) | The device for removing dioxin in clinker with clarifier | |
| CN105344180A (en) | Novel pump-free drencher cabinet with zero wastewater emission | |
| TWI704953B (en) | Exhaust gas purification device and exhaust gas detoxification device using this device | |
| CN105289296B (en) | The wheeled centrifugal desulfurizing of mouse, de- liquid equipment | |
| CN105737175B (en) | The device for removing dioxin in clinker with conveyer belt | |
| CN105727740B (en) | The device for removing dioxin in clinker with ozone generator | |
| CN105650655B (en) | The device for removing dioxin in clinker with cooling system | |
| CN105642113B (en) | A kind of device for removing dioxin in clinker | |
| CN205570148U (en) | Mechanical stirring cutting gas -liquid mixture device in pipeline or container | |
| CN207957954U (en) | A kind of ore cleaning sullage filtration processing equipment of environmental protection | |
| CN209123592U (en) | Vulcanizing treatment system exhaust air deodorization device | |
| CN206950875U (en) | Dilution separation air purifier | |
| CN206587549U (en) | A kind of gas cleaning plant | |
| CN207605507U (en) | Dust removal device of crusher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190805 Address after: 102600 Unit 403, Unit 1, 15th Floor, Changfengyuan, Huangcun Town, Daxing District, Beijing Patentee after: Dong Jinhuan Address before: 266000 Laixi City, Qingdao province hospital on the town of the hospital on the village of No. 88, No. Patentee before: QINGDAO YUANZHILIN AGRICULTURAL SCIENCE AND TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190917 Address after: 538000 Optimus Sky, 5000 Qisha Avenue, Bus Town, Port District, Fangchenggang City, Guangxi Zhuang Autonomous Region. No. 10, 1-2 floors, 3 buildings in Haiao City Patentee after: Guangxi Shengchang Logistics Co., Ltd. Address before: 102600 Unit 403, Unit 1, 15th Floor, Changfengyuan, Huangcun Town, Daxing District, Beijing Patentee before: Dong Jin Huan |
|
| TR01 | Transfer of patent right |