CN202226828U - Static-bed coke quenching gas generating furnace - Google Patents
Static-bed coke quenching gas generating furnace Download PDFInfo
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- CN202226828U CN202226828U CN2011203197189U CN201120319718U CN202226828U CN 202226828 U CN202226828 U CN 202226828U CN 2011203197189 U CN2011203197189 U CN 2011203197189U CN 201120319718 U CN201120319718 U CN 201120319718U CN 202226828 U CN202226828 U CN 202226828U
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- 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
- Y02P20/00—Technologies relating to chemical industry
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Abstract
A static-bed coke quenching gas generating furnace is a combination improved furnace of a normal pressure static-bed intermittence gasification furnace and comprises four full-water jacket coke quenching gas generating furnaces parallely and symmetrically arranged. The top of each full-water jacket coke quenching gas generating furnace is connected with a red coke pre-store chamber through a pipeline water cooling gas-locking and material-locking valve, a vent pipe and a vent valve are arranged at the upper portion of the red coke pre-store chamber, a red coke feeding pipe and a seal cover are arranged at the top of the red coke pre-store chamber, and the inner wall of the red coke pre-store chamber is provided with three protection layers (namely a heat insulation layer, a fire resistant layer and an abrasion resistant layer). The bottom of each full-water jacket coke quenching gas generating furnace is connected with a shared arc sieve through a water cooling gas-locking and material locking valve and a pipeline. A gas outlet at the upper portion of each full-water jacket coke quenching gas generating furnace is connected with a shared cyclone deduster and a water sealing cooling deduster through a valve and a pipeline. Fire resistant and abrasion resistant linings are arranged in a discharging pipeline and a high-temperature gas outlet pipeline of the static-bed coke quenching gas generating furnace, and a combination furnace body is formed. The static-bed coke quenching gas generating furnace achieves safety, environment protection, energy saving, emission reduction, recycling of resources and reduction of production cost.
Description
Technical field
The utility model adopts atmospheric fixed bed intermittent gasification, intermittently quenching, and echelon operation Combination application is made gas continuously and is replaced the quenching technology.Be that a kind of fervid red Jiao of 1000 ℃ ± 50 ℃ that pit kiln is produced extinguishes under closed state, and in extinguishing fervid red Jiao's process, produce raw gas and attach the quenching producer that produces water vapor.
Background technology
1, atmospheric fixed bed intermittent gasification technology
Atmospheric fixed bed intermittent gasification technology is widely used in China, but should technology in heat-accumulating process, has time of 1/3 to be used for blowing air discharging and a large amount of burning slag emissions, cause energy dissipation and environmental pollution, and furnace temperature is wayward, influences the aerogenesis quality.
2, dry quenching(of coke)
Dry quenching(of coke) be in a closed circuit system with rare gas element and fervid red burnt heat exchange, red burnt temperature is reduced to 200 ℃ gradually, and accomplishes the quenching task, utilize the heat energy that produces in the quenching process to produce water vapor simultaneously.This techniques make use high temperature can have been controlled in the quenching process dust to atmospheric pollution; Practiced thrift water resources; But coke scaling loss that produces in the dry quenching(of coke) process and part noxious gas emission; Caused energy dissipation and atmospheric pollution, recycle gas is carried the dust operation secretly and is caused equipment attrition, and the coke discharging of employing mechanical transmission has strengthened power consumption and STRENGTH ON COKE causes the damaged coke size that influences.
3, wet quenching
Wet quenching is traditional coke quenching method, adopts spray cooling, water quenching just.The a large amount of dust of generation, harmful organic substance enter atmosphere in a large number and cause environmental pollution and water resource waste in the water quenching process.
The utility model content
1, deals with problems
The utility model adopts atmospheric fixed bed intermittent gasification, intermittently quenching, and echelon operation Combination application is made gas continuously and is replaced the quenching technology; With 1000 ℃ ± 50 ℃ fervid red Jiao who produces with pit kiln and steam reaction gasification, this process is an oxygen free operation, and gas-making process is red burnt temperature-fall period; No combustion processes; No gaseous emission, no slag emission has solved in the atmospheric fixed bed intermittent gasification process environmental pollution and the energy dissipation that cause because of blowing air discharging and slag emission.Utilize fervid red Jiao of 1000 ℃ ± 50 ℃ to guarantee the aerogenesis quality, solved simultaneously in the dry quenching(of coke) process, the environment of having practiced thrift Energy conservation because of coke scaling loss and part noxious gas emission for thermal source has solved the wayward problem of furnace temperature.Adopt atmospheric fixed bed intermittent gasification technology that the red burnt cooling of red heat is compared red burnt cooling of red heat with recycle gas with dry quenching(of coke), avoided the operation of the dust that recycle gas carries secretly, reduced the wearing and tearing of equipment.The utility model adopts nature landing discharge system, does not have the machinery extruding, has reduced the breakage of coke, has practiced thrift electric energy.Red burnt water after the cooling of system gas extinguishes, at process water seal dedusting, dust that produces in the recycle-water quenching process and quenching water, and the gas that produces in the quenching process.Reduced that the dust that produces in the water law quenching process and harmful organic substance enter atmosphere and the environmental pollution that causes has reduced water consumption and practiced thrift water resources.
2, technical scheme
Fixed bed quenching producer is that the combination of atmospheric fixed bed intermittent gasification stove improves the type of furnace; 4 full water jacket quenching producers that comprise parallel symmetric offset spread; Full water jacket producer top is locked gas lock material valve with the pipeline water-cooled and is connected red Jiao chamber that prestores respectively, and red Jiao top, chamber that prestores is provided with evacuated tube, exhaust-valve, and the top is provided with red burnt feed-pipe and sealing cover; Red Jiao chamber interior walls that prestores is provided with the three-layer protection layer; Processed by insulation, fire-resistant, high-abrasive material, full chuck producer bottom connects shared camber bucket sieve respectively with water-cooled lock gas lock material valve, pipeline, and full water jacket producer upper gas outlet connects shared cyclone dust and water seal cooling and dedusting device respectively by valve, pipeline; Establish the fire-resistant abrasion-proof lining in fixed bed quenching producer blanking pipeline and the coal gas of high temperature outlet conduit, the combination body of heater of formation.
Said full water jacket quenching producer comprises the drum that full water jacket boiler and pipeline, variable valve connect; Be arranged on the charging mouth of pipe, the vent valve at body of heater top; The water tank that device and pipeline, variable valve connect is washed one's hair in the water quenching spray that is arranged on the stove internal upper part; Be arranged on tower gasification nozzle and the pipeline of bottom in the stove, the step-down drum that variable valve connects, be arranged on the drainage conduit of bottom of furnace body, red burnt device for detecting temperature is formed.
Said shared camber bucket sieve comprises the camber drench water sieve on top and the settling tank that the water recovery channel connects, and the bottom is provided with the coke discharging hopper of wear resistance lining and the coke e Foerderanlage of connection is formed.
Said shared cyclone dust comprises and is provided with refractory-lined housing; Symmetrically arranged 4 the coal gas of high temperature valves in housing top, 4 coal gas of high temperature inlet pipes; Corresponding 4 dust boards that are provided with in the housing; The coal gas of high temperature outlet pipe that the top is provided with, the up sieve cap of resistance dirt that the middle and lower part is provided with, the bottom is provided with the spiral dust exhaust composition that dust flue connects.
Said shared water seal cooling and dedusting device comprises the water seal cooling and dedusting device that is connected in series by valve and precipitates ash pit and forms.
Said water-cooled lock gas lock material valve comprises that water-cooled blocking valve and water-cooled lock material valve constitutes jointly.
Said shared water seal fly-ash separator comprises that water seal fly-ash separator housing, entry inlet pipe, water injection pipe connect valve water tank, upflow tube and valve, up gas evacuated tube, exhaust-valve, recovery gas escape pipe, valve connection gas-cleaning installation; The bottom connects the deposition ash pit and forms by connecting valve control.
Said red burnt monitoring device comprises being arranged on 3 the high temperature monitors in the interior middle and lower part of full water jacket quenching producer and being connected the monitoring instrument composition.
Said full water jacket quenching producer is set to 2 kinds of functions with crimson burnt humidity province branch, is respectively gasification cooling function and water quenching function.
Said deposition ash pit comprises cooling settling bath housing, the water tank that the water injection pipe valve connects, and upflow tube and valve, gas evacuated tube and valve, the bottom is provided with the bleed valve and the pipeline that connect settling tank and forms.
But said full water jacket quenching producer separate unit or many.
The utility model adopts 1 red Jiao chamber of prestoring to be used for storing 1000 ℃ ± 50 ℃ red Jiao of red heat that pit kiln is produced; Under the effect of water-cooled lock gas lock material valve is that 4 full water jacket quenching producers provide red burnt raw material; 4 full water jacket quenching producers are three to open one and be equipped with alternately gasification of echelon, alternately quenching.The coal gas of high temperature that 1 shared cyclone dust is accepted to produce in the gasification is set, and dedusting is after pipeline is sent to heat exchange, purification system commentaries on classics gas holder is subsequent use.4 water jacket boilers connect drum respectively and under red Jiao's of red heat effect, form natural circulation production water vapor, and institute's producing steam supplies producer personal.The dust that shared fly-ash separator reclaims is provided with the mixed gas of carrying dust secretly that 1 shared water seal cooling and dedusting device is accepted to produce in the quenching process through spiral dust exhaust regular discharge, through water seal dedusting postprecipitation and regularly discharge.Mixed gas cools back receiving portions quenching water through water seal cooling and dedusting device, removes settling tank through upflow tube.Purified gas is through the evacuated tube emptying or further purify subsequent use through the outlet of quenching gas recovery pipe.Coke after extinguishing under the effect of water-cooled lock gas lock material valve after tremie pipe enters the shared camber bucket sieve Li Shui of setting, the water recycling, coke removes defeated coke installation through the hopper tremie pipe.
3, beneficial effect
The utility model adopts atmospheric fixed bed intermittent gasification; Intermittently quenching; Echelon operation Combination application is made gas continuously and is replaced the quenching technology, and fervid red Jiao of 1000 ℃ ± 50 ℃ who utilizes coke oven to produce extinguishes under air-tight state and in the quenching process, produces raw gas and attach the quenching producer that produces water vapor.Its gas-making process is that raw gas is produced in fervid red Jiao and steam reaction gasification cooling, and raw gas is subsequent use after heat exchange, purification, and the fervid red burnt water after the cooling extinguishes, subsequent use or emptying behind the mixed gas cooling and purifying of carrying dust secretly that produces in the quenching process.Whole process is the quenching process, oxygen free operation, and no combustion processes has reached safety, environmental protection, energy-conservation, reduction of discharging, resource circulation utilization, has reduced production cost, is another the novel coke quenching method behind water law quenching and dry quenching(of coke).Simultaneously, for fixed bed gasification has been opened up a kind of new thermal source, for the fixed bed intermittent gasification has been opened up a brand-new approach, for a brand-new road has been found in the coal gasification development.
Description of drawings
Figure is the structural representation of the utility model
Red Jiao of 1-red Jiao of chamber feed pipe sealing cover 2-chamber feed pipe that prestores that prestores
Red Jiao of 3-red Jiao of chamber 4-chamber evacuated tube that prestores that prestores
Red Jiao of 5-chamber exhaust-valve 6,7,8, red Jiao of 9-bottom, chamber water-cooled lock gas lock material valve that prestores that prestores
Red Jiao of 10-prestores, and chamber interior walls is incubated, fire-resistant, high-abrasive material
11,12,13, the full water jacket quenching of 14-producer feed-pipe and coal gas of high temperature, quenching mixed gas outlet pipe
15,16,17, the full water jacket quenching of 18-producer
19,20,21, the full water jacket quenching of 22-producer connects drum pipeline 1
23,24,25, the full water jacket quenching of 26-producer connects drum pipeline 2
27,28,29, device is washed one's hair in 30-water quenching spray
31,32,33, the tower gasification nozzle of 34-
35,36,37, the tower nozzle pipe connecting of 38-
The 39-drum that reduces pressure
40,41,42, the full water jacket quenching of 43-producer bottom water-cooled lock gas lock material valve
44,45,46, the full water jacket quenching of 47-producer tremie pipe
48-tremie pipe high-abrasive material
The shared camber bucket sieve of 49-camber sieve
50-camber sieve water shoot
The shared camber sieve of 51-hopper
52,53,54, the tower nozzle regulator of 55-
56-coke feed opening
The shared fly-ash separator of 57-
The up sieve cap of 58-resistance dirt
59,60,61,62-coal gas of high temperature valve
63,64,65, the shared fly-ash separator coal gas of high temperature of 66-inlet pipe
67,68,69,70-dedusting baffle plate
71-fly-ash separator coal gas of high temperature outlet pipe
72-spiral dust exhaust
73,74,75, the shared water seal fly-ash separator of 76-quenching mixing gasifying valve
The shared camber bucket sieve of 77-camber poly tank
78-entry inlet pipe
79-cools off settling bath
The up coal gas evacuated tube of 80-
The 81-surplus valve
82,86-water injection pipe and valve
83-cooling settling bath bottom connects valve
84-precipitates ash pit
85-evacuated tube and valve
The 87-bottom drain valve
The 88-delivery pipe
89,90,91,92-water jacket blow-off pipe
The 93-blow-off valve
94-quenching gas outlet tube
95-quenching pneumatic outlet valve
96-water seal cooling and dedusting device
97,98,99, the full water jacket quenching of 100-producer evacuated tube exhaust-valve
Embodiment
Fixed bed quenching producer adopts atmospheric fixed bed intermittent gasification; Intermittently quenching; Echelon operation Combination application is made gas continuously and is replaced the quenching technology; Fervid red burnt red Jiao of process of 1000 ℃ ± 50 ℃ that pit kiln is produced chamber feed pipe (2) that prestores deposits red Jiao of red heat in the red Jiao chamber (3) that prestores, and exhausted air enters up coal gas evacuated tube (80) through red Jiao chamber evacuated tube (4) exhaust-valve (5) that prestores during charging.After entering the room and under red Jiao prestores the effect of chamber interior walls insulation, fire-resistant, high-abrasive material (10), prestore, red Jiao closes red Jiao chamber feed pipe sealing cover (1) that prestores; Fervid red Jiao quantitatively prestores through red Jiao by the setting requirement, and bottom, chamber water-cooled is locked gas lock material valve (6,7,8,9), full water jacket quenching producer feed-pipe (11,12,13,14) alternately gets into full water jacket quenching producer (15,16,17,18); Close top water-cooled lock gas lock material valve (6,7,8,9); Open full water jacket quenching producer evacuated tube exhaust-valve (97,98,99,100) during charging, stop charging and close full water jacket quenching producer evacuated tube exhaust-valve (97,98,99,100).The water vapor that fervid red Jiao and full water jacket boiler heat exchange produce is connected drum pipeline 1 (19,20,21,22) through full water jacket quenching producer and is connected drum pipeline 2 (23,24,25,26) formation with water jacket quenching producer entirely and circulates; The incrustation scale that forms in the stove is regularly discharged through water jacket blow-off pipe (89,90,91,92), closes water jacket blow-off pipe (89,90,91,92) after the discharge.Inject alternately by tower nozzle pipe connecting (35,36,37,38), tower nozzle regulator (52,53,54,55), tower gasification nozzle (31,32,33,34) that fervid red Jiao replaces gasification in water vapor and the stove; Decompression drum (39) provides steam to reduce red burnt temperature through reaction; The coal gas of high temperature echelon that reaction produces gets into fly-ash separator (57) through coal gas of high temperature outlet pipe (11,12,13,14), coal gas of high temperature valve (59,60,61,62), shared fly-ash separator coal gas of high temperature inlet pipe (63,64,65,66); Subsequent use after heat exchange purifies from fly-ash separator coal gas of high temperature outlet pipe (71) discharge after dedusting baffle plate (67,68,69,70), the dedusting of the resistance up sieve cap of dirt (58) respectively, the dust of recovery is regularly discharged under the effect of spiral dust exhaust (72).Coal gas of high temperature valve (59,60,61,62) switched with shared water seal fly-ash separator quenching mixing gasifying valve (73,74,75,76) when fervid red burnt temperature was reduced to 780 ℃, opened full water jacket producer water quenching after the switching and sprayed red Jiao who will wash one's hair after device (27,28,29,30) alternately will be lowered the temperature and extinguish.The mixed gas that quenching produces gets into cooling settling bath (79) through quenching mixed gas outlet pipe (11,12,13,14), shared water seal fly-ash separator quenching mixing gasifying valve (73,74,75,76), entering water seal cooling and dedusting device (96) through entry inlet pipe (78) respectively; Mixed gas purification is opened quenching gas recovery valve (95) after up coal gas evacuated tube (80) blow-off valve (93) discharges or cut out up coal gas blow-off valve (93), and quenching gas is subsequent use after outlet pipe (94) outlet valve (95) goes purification system to handle.The coke quenching water that water cooler reclaims enters settling tank through surplus valve (81) timing, and the dust that deposition produces gets into deposition ash pit (84) through cooling settling bath bottom connection valve (83) and regularly discharges through bottom drain valve (87), delivery pipe (88).To at first close settling bath bottom connection valve (83) during discharging and guarantee that the cooling and dedusting device normally moves; Open and open bottom drain valve (87) behind the exhaust-valve (85) again and will press from both sides powder water and enter settling tank; Discharging finishes to close bottom drain valve (87), opens water injection valve (86), and settling bath water is filled with; Close exhaust-valve (85) and open settling bath bottom connection valve (83), get into next circulation.Will use water injection pipe (82) that shared fly-ash separator water is added before the quenching puts in place.
Coke after alternately extinguishing is filled with the full water jacket quenching producer tremie pipe (44,45,46,47) of high-abrasive material (48) in full water jacket quenching producer bottom water-cooled lock gas lock material valve (40,41,42,43) and pipe; Getting into (49) drench of shared camber bucket sieve camber sieve goes out coke quenching water and gets into shared camber bucket sieve camber poly tank (77) and be discharged to settling tank through camber sieve water shoot (50); Behind the coke Li Shui, get into shared camber sieve hopper (51) and send defeated burnt system through coke feed opening (56).
Claims (10)
1. fixed bed quenching producer; It is characterized in that: 4 full water jacket quenching producers that comprise parallel symmetric offset spread; Full water jacket producer top is locked gas lock material valve with the pipeline water-cooled and is connected red Jiao chamber that prestores respectively; Red Jiao top, chamber that prestores is provided with evacuated tube, exhaust-valve; The top is provided with red burnt feed-pipe and sealing cover, and red Jiao chamber interior walls that prestores is provided with the three-layer protection layer of insulation, fire-resistant, high-abrasive material, and full chuck producer bottom connects shared camber bucket sieve respectively with water-cooled lock gas lock material valve, pipeline; Full water jacket producer upper gas outlet connects shared cyclone dust and water seal cooling and dedusting device respectively by valve, pipeline, establishes the fire-resistant abrasion-proof lining in fixed bed quenching producer blanking pipeline and the coal gas of high temperature outlet conduit.
2. fixed bed quenching producer is characterized in that according to claim 1: full water jacket quenching producer comprises the drum that full water jacket boiler and pipeline, variable valve connect; Be arranged on the charging mouth of pipe, the vent valve at body of heater top; The water tank that device and pipeline, variable valve connect is washed one's hair in the water quenching spray that is arranged on the stove internal upper part; Be arranged on tower gasification nozzle and the pipeline of bottom in the stove, the step-down drum that variable valve connects, be arranged on the drainage conduit of bottom of furnace body, red burnt device for detecting temperature is formed.
3. fixed bed quenching producer according to claim 1, it is characterized in that: shared camber bucket sieve comprises the camber drench water sieve on top and the settling tank that the water recovery channel connects, and the bottom is provided with the coke discharging hopper of wear resistance lining and the coke e Foerderanlage of connection is formed.
4. fixed bed quenching producer according to claim 1; It is characterized in that: shared cyclone dust comprises and is provided with refractory-lined housing; Corresponding 4 dust boards that are provided with in symmetrically arranged 4 the coal gas of high temperature valves in housing top, 4 coal gas of high temperature inlet pipes, housing, the coal gas of high temperature outlet pipe that the top is provided with; The up sieve cap of resistance dirt that the middle and lower part is provided with, bottom are provided with the spiral dust exhaust composition that dust flue connects.
5. fixed bed quenching producer according to claim 1 is characterized in that: shared water seal cooling and dedusting device comprises that the water seal fly-ash separator that is connected in series by valve forms with the deposition ash pit.
6. fixed bed quenching producer according to claim 1 is characterized in that: water-cooled lock gas lock material valve comprises that water-cooled blocking valve and water-cooled lock expect that valve constitutes jointly.
7. like the said fixed bed quenching of claim 2 producer, it is characterized in that: red burnt monitoring device comprises and is arranged in the full water jacket quenching producer 3 the high temperature monitors in middle and lower part and is connected the monitoring instrument composition.
8. like the said fixed bed quenching of claim 5 producer; It is characterized in that: shared water seal fly-ash separator comprises that water seal fly-ash separator housing, entry inlet pipe, water injection pipe connect valve water tank, upflow tube and valve, up gas evacuated tube, exhaust-valve, recovery gas escape pipe, valve connection gas-cleaning installation; The bottom connects the deposition ash pit and forms by connecting valve control.
9. like the said fixed bed quenching of claim 5 producer; It is characterized in that: the deposition ash pit comprises cooling settling bath housing, the water tank that the water injection pipe valve connects, upflow tube and valve; Gas evacuated tube and valve, bottom are provided with the bleed valve and the pipeline that connect settling tank and form.
10. like the said fixed bed quenching of claim 2 producer, it is characterized in that: but full water jacket quenching producer separate unit or many.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203197189U CN202226828U (en) | 2011-08-30 | 2011-08-30 | Static-bed coke quenching gas generating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203197189U CN202226828U (en) | 2011-08-30 | 2011-08-30 | Static-bed coke quenching gas generating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202226828U true CN202226828U (en) | 2012-05-23 |
Family
ID=46077426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203197189U Expired - Lifetime CN202226828U (en) | 2011-08-30 | 2011-08-30 | Static-bed coke quenching gas generating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202226828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329645A (en) * | 2011-08-30 | 2012-01-25 | 张浩玥 | Coke-quenching and gas-making furnace of fixed bed |
| CN117263294A (en) * | 2023-11-10 | 2023-12-22 | 青岛德施普工程技术有限公司 | Dry quenching waste heat recovery and coking wastewater combined treatment equipment |
-
2011
- 2011-08-30 CN CN2011203197189U patent/CN202226828U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329645A (en) * | 2011-08-30 | 2012-01-25 | 张浩玥 | Coke-quenching and gas-making furnace of fixed bed |
| CN102329645B (en) * | 2011-08-30 | 2013-10-16 | 张浩玥 | Coke-quenching and gas-making furnace of fixed bed |
| CN117263294A (en) * | 2023-11-10 | 2023-12-22 | 青岛德施普工程技术有限公司 | Dry quenching waste heat recovery and coking wastewater combined treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120523 Effective date of abandoning: 20131016 |
|
| RGAV | Abandon patent right to avoid regrant |