CN108474268A - 联合循环动力装置中的烟囱能量控制 - Google Patents
联合循环动力装置中的烟囱能量控制 Download PDFInfo
- Publication number
- CN108474268A CN108474268A CN201580085455.0A CN201580085455A CN108474268A CN 108474268 A CN108474268 A CN 108474268A CN 201580085455 A CN201580085455 A CN 201580085455A CN 108474268 A CN108474268 A CN 108474268A
- Authority
- CN
- China
- Prior art keywords
- pressure
- steam
- power plant
- startup
- exhaust
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims abstract description 30
- 238000011084 recovery Methods 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims description 46
- 238000011144 upstream manufacturing Methods 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 239000000567 combustion gas Substances 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000007701 flash-distillation Methods 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 230000037452 priming Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009790 rate-determining step (RDS) Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
- F01K23/106—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle with water evaporated or preheated at different pressures in exhaust boiler
- F01K23/108—Regulating means specially adapted therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D19/00—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
- F01K23/106—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle with water evaporated or preheated at different pressures in exhaust boiler
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L19/00—Slide valve-gear or valve arrangements with reciprocatory and other movement of same valve, other than provided for in F01L17/00, e.g. longitudinally of working cylinder and in cross direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G5/00—Profiting from waste heat of combustion engines, not otherwise provided for
- F02G5/02—Profiting from waste heat of exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
- F22B1/1807—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines using the exhaust gases of combustion engines
- F22B1/1815—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines using the exhaust gases of combustion engines using the exhaust gases of gas-turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/04—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled condensation heat from one cycle heating the fluid in another cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K9/00—Plants characterised by condensers arranged or modified to co-operate with the engines
-
- 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
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of Turbines (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2015/067248 WO2017111932A1 (en) | 2015-12-22 | 2015-12-22 | Stack energy control in combined cycle power plant |
Publications (3)
Publication Number | Publication Date |
---|---|
CN108474268A true CN108474268A (zh) | 2018-08-31 |
CN108474268B CN108474268B (zh) | 2020-11-03 |
CN108474268B8 CN108474268B8 (zh) | 2021-01-19 |
Family
ID=55640830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580085455.0A Expired - Fee Related CN108474268B8 (zh) | 2015-12-22 | 2015-12-22 | 联合循环动力装置中的烟囱能量控制 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10808578B2 (zh) |
EP (1) | EP3374604A1 (zh) |
JP (1) | JP6615358B2 (zh) |
KR (1) | KR102052016B1 (zh) |
CN (1) | CN108474268B8 (zh) |
WO (1) | WO2017111932A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11313252B2 (en) * | 2018-10-02 | 2022-04-26 | Nooter/Eriksen, Inc. | Enhanced HRSG for repowering a coal-fired electrical generating plant |
US10851990B2 (en) | 2019-03-05 | 2020-12-01 | General Electric Company | System and method to improve combined cycle plant power generation capacity via heat recovery energy control |
EP3971396A1 (en) * | 2020-09-16 | 2022-03-23 | Siemens Energy Global GmbH & Co. KG | Steam generator with attemperators |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1134502A (zh) * | 1995-02-27 | 1996-10-30 | Abb管理有限公司 | 蒸汽轮机组的运行方法 |
US6220014B1 (en) * | 1996-06-26 | 2001-04-24 | Hitachi, Ltd. | Single shaft combined cycle plant and operating method thereof |
EP2698507A1 (en) * | 2012-08-17 | 2014-02-19 | Alstom Technology Ltd | System and method for temperature control of reheated steam |
Family Cites Families (42)
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US2427031A (en) * | 1938-04-30 | 1947-09-09 | Babcock & Wilcox Co | Fluid heat exchange apparatus |
US3177659A (en) * | 1962-08-02 | 1965-04-13 | Westinghouse Electric Corp | Heat exchange apparatus |
US3640250A (en) * | 1970-03-24 | 1972-02-08 | Foster Wheeler Corp | Steam temperature control spray system |
US4353206A (en) * | 1980-08-20 | 1982-10-12 | Westinghouse Electric Corp. | Apparatus for removing NOx and for providing better plant efficiency in combined cycle plants |
US4353207A (en) * | 1980-08-20 | 1982-10-12 | Westinghouse Electric Corp. | Apparatus for removing NOx and for providing better plant efficiency in simple cycle combustion turbine plants |
CH655548B (zh) * | 1982-03-31 | 1986-04-30 | ||
US4576124A (en) * | 1984-10-25 | 1986-03-18 | Westinghouse Electric Corp. | Apparatus and method for fluidly connecting a boiler into pressurized steam feed line and combined-cycle steam generator power plant embodying the same |
US4735043A (en) * | 1985-07-08 | 1988-04-05 | International Power Technology | Method and apparatus for improved start-up procedures in conventional steam power generators and dual fluid Cheng cycle engines |
US5577377A (en) * | 1993-11-04 | 1996-11-26 | General Electric Co. | Combined cycle with steam cooled gas turbine |
US5412937A (en) * | 1993-11-04 | 1995-05-09 | General Electric Company | Steam cycle for combined cycle with steam cooled gas turbine |
US5628179A (en) * | 1993-11-04 | 1997-05-13 | General Electric Co. | Steam attemperation circuit for a combined cycle steam cooled gas turbine |
US5904039A (en) * | 1995-05-15 | 1999-05-18 | Siemens Aktiengesellschaft | Method and configuration for deaerating a condensate |
WO1997049903A1 (en) * | 1996-06-26 | 1997-12-31 | Hitachi, Ltd. | Single shaft combined cycle plant and method for operating the same |
DE19736889C1 (de) * | 1997-08-25 | 1999-02-11 | Siemens Ag | Verfahren zum Betreiben einer Gas- und Dampfturbinenanlage und Gas- und Dampfturbinenanlage zur Durchführung des Verfahrens |
JP3808987B2 (ja) | 1997-09-18 | 2006-08-16 | 株式会社東芝 | コンバインドサイクル発電プラントの運転方法 |
JP3414638B2 (ja) * | 1998-03-23 | 2003-06-09 | 日立造船株式会社 | ガスタービン・コージェネレーション設備 |
DE19846225C2 (de) * | 1998-10-07 | 2002-05-29 | Siemens Ag | Gas- und Dampfturbinenanlage |
DE19848748A1 (de) * | 1998-10-22 | 2000-04-27 | Asea Brown Boveri | Verfahren zum Anfahren eines Dampfsystems und Dampfsystem zur Durchführung des Verfahrens |
DE19944920B4 (de) * | 1999-09-20 | 2013-11-21 | Alstom Technology Ltd. | Kombikraftwerk mit Einspritzvorrichtung zum Einspritzen von Wasser in den Frischdampf |
US6397575B2 (en) * | 2000-03-23 | 2002-06-04 | General Electric Company | Apparatus and methods of reheating gas turbine cooling steam and high pressure steam turbine exhaust in a combined cycle power generating system |
JP2001317704A (ja) * | 2000-05-01 | 2001-11-16 | Mitsubishi Heavy Ind Ltd | 複合プラント、及び、排熱回収ボイラの水張り方法 |
TW541393B (en) * | 2000-07-25 | 2003-07-11 | Siemens Ag | Method to operate a gas-and steam turbine device and the corresponding device |
JP3716188B2 (ja) * | 2001-04-10 | 2005-11-16 | 三菱重工業株式会社 | ガスタービンコンバインドプラント |
EP1429858A1 (de) * | 2001-09-14 | 2004-06-23 | ALSTOM (Switzerland) Ltd | Verfahren und vorrichtung zur thermischen entgasung |
US7168233B1 (en) * | 2005-12-12 | 2007-01-30 | General Electric Company | System for controlling steam temperature |
EP2034137A1 (de) * | 2007-01-30 | 2009-03-11 | Siemens Aktiengesellschaft | Verfahren zum Betreiben einer Gas- und Dampfturbinenanlage sowie dafür ausgelegte Gas- und Dampfturbinenanlage |
EA016385B1 (ru) * | 2007-03-22 | 2012-04-30 | Нутер/Эриксен, Инк. | Высокоэффективный нагреватель питательной воды |
US7874162B2 (en) * | 2007-10-04 | 2011-01-25 | General Electric Company | Supercritical steam combined cycle and method |
WO2009106563A2 (de) * | 2008-02-26 | 2009-09-03 | Alstom Technology Ltd | Verfahren zur regelung eines dampferzeugers und regelschaltung für einen dampferzeuger |
US8186142B2 (en) * | 2008-08-05 | 2012-05-29 | General Electric Company | Systems and method for controlling stack temperature |
US8205451B2 (en) * | 2008-08-05 | 2012-06-26 | General Electric Company | System and assemblies for pre-heating fuel in a combined cycle power plant |
EP2224164A1 (de) * | 2008-11-13 | 2010-09-01 | Siemens Aktiengesellschaft | Verfahren zum Betreiben eines Abhitzedampferzeugers |
JP5221443B2 (ja) * | 2009-05-08 | 2013-06-26 | 株式会社東芝 | 一軸型複合サイクル発電プラントの起動方法および一軸型複合サイクル発電プラント |
US20120312019A1 (en) * | 2010-02-01 | 2012-12-13 | Nooter/Eriksen, Inc. | Process and apparatus for heating feedwater in a heat recovery steam generator |
US8616001B2 (en) | 2010-11-29 | 2013-12-31 | Echogen Power Systems, Llc | Driven starter pump and start sequence |
US20130097993A1 (en) * | 2011-10-19 | 2013-04-25 | Himanshu Raja | Heat recovery steam generator and methods of coupling same to a combined cycle power plant |
US9074494B2 (en) * | 2011-10-21 | 2015-07-07 | General Electric Company | System and apparatus for controlling temperature in a heat recovery steam generator |
US9429044B2 (en) * | 2012-01-13 | 2016-08-30 | Alstom Technology Ltd | Supercritical heat recovery steam generator reheater and supercritical evaporator arrangement |
JP5618336B2 (ja) * | 2012-01-24 | 2014-11-05 | 三菱日立パワーシステムズ株式会社 | コンバインドサイクル型発電プラントおよび運転方法 |
US8820078B1 (en) * | 2013-08-06 | 2014-09-02 | Thomas Edward Duffy | Heat recovery steam generator and method for fast starting combined cycles |
US9399927B2 (en) * | 2014-01-17 | 2016-07-26 | Mitsubishi Hitachi Power Systems Americas, Inc. | Method and apparatus for operating a gas turbine power plant at low load conditions with stack compliant emissions levels |
JP6368611B2 (ja) * | 2014-10-03 | 2018-08-01 | 三菱日立パワーシステムズ株式会社 | ガスタービン、コンバインドサイクルプラント、ガスタービンの起動方法 |
-
2015
- 2015-12-22 JP JP2018532586A patent/JP6615358B2/ja active Active
- 2015-12-22 WO PCT/US2015/067248 patent/WO2017111932A1/en active Application Filing
- 2015-12-22 CN CN201580085455.0A patent/CN108474268B8/zh not_active Expired - Fee Related
- 2015-12-22 EP EP15848145.7A patent/EP3374604A1/en not_active Withdrawn
- 2015-12-22 KR KR1020187020743A patent/KR102052016B1/ko active IP Right Grant
- 2015-12-22 US US16/064,154 patent/US10808578B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1134502A (zh) * | 1995-02-27 | 1996-10-30 | Abb管理有限公司 | 蒸汽轮机组的运行方法 |
US6220014B1 (en) * | 1996-06-26 | 2001-04-24 | Hitachi, Ltd. | Single shaft combined cycle plant and operating method thereof |
EP2698507A1 (en) * | 2012-08-17 | 2014-02-19 | Alstom Technology Ltd | System and method for temperature control of reheated steam |
Also Published As
Publication number | Publication date |
---|---|
EP3374604A1 (en) | 2018-09-19 |
KR102052016B1 (ko) | 2019-12-04 |
JP6615358B2 (ja) | 2019-12-04 |
CN108474268B8 (zh) | 2021-01-19 |
WO2017111932A1 (en) | 2017-06-29 |
US20180371956A1 (en) | 2018-12-27 |
US10808578B2 (en) | 2020-10-20 |
KR20180095907A (ko) | 2018-08-28 |
JP2018538479A (ja) | 2018-12-27 |
CN108474268B (zh) | 2020-11-03 |
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GR01 | Patent grant | ||
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Address after: Florida, USA Applicant after: Siemens energy USA Address before: Florida, USA Applicant before: SIEMENS ENERGY, Inc. |
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CI03 | Correction of invention patent |
Correction item: Patentee Correct: Siemens energy USA False: SIEMENS ENERGY, Inc. Number: 45-01 Page: The title page Volume: 36 Correction item: Patentee Correct: Siemens energy USA False: SIEMENS ENERGY, Inc. Number: 45-01 Volume: 36 |
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CI03 | Correction of invention patent | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 |
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CF01 | Termination of patent right due to non-payment of annual fee |