JP2005009494A - 燃焼器内に洗浄液を噴射するための方法及び装置 - Google Patents

燃焼器内に洗浄液を噴射するための方法及び装置 Download PDF

Info

Publication number
JP2005009494A
JP2005009494A JP2004179058A JP2004179058A JP2005009494A JP 2005009494 A JP2005009494 A JP 2005009494A JP 2004179058 A JP2004179058 A JP 2004179058A JP 2004179058 A JP2004179058 A JP 2004179058A JP 2005009494 A JP2005009494 A JP 2005009494A
Authority
JP
Japan
Prior art keywords
combustor
nozzle
poppet
spray nozzle
stem
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.)
Ceased
Application number
JP2004179058A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005009494A5 (enExample
Inventor
Scott Mitchell Reback
スコット・ミッチェル・レバック
Stephen Thomas Sebeika
スティーブン・トマス・セベイカ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2005009494A publication Critical patent/JP2005009494A/ja
Publication of JP2005009494A5 publication Critical patent/JP2005009494A5/ja
Ceased legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
    • F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/002—Cleaning of turbomachines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Nozzles For Spraying Of Liquid Fuel (AREA)
  • Nozzles (AREA)
JP2004179058A 2003-06-18 2004-06-17 燃焼器内に洗浄液を噴射するための方法及び装置 Ceased JP2005009494A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/464,596 US7065955B2 (en) 2003-06-18 2003-06-18 Methods and apparatus for injecting cleaning fluids into combustors

Publications (2)

Publication Number Publication Date
JP2005009494A true JP2005009494A (ja) 2005-01-13
JP2005009494A5 JP2005009494A5 (enExample) 2007-08-02

Family

ID=33418157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004179058A Ceased JP2005009494A (ja) 2003-06-18 2004-06-17 燃焼器内に洗浄液を噴射するための方法及び装置

Country Status (7)

Country Link
US (2) US7065955B2 (enExample)
EP (1) EP1489269B1 (enExample)
JP (1) JP2005009494A (enExample)
BR (1) BRPI0402334A (enExample)
CA (1) CA2469993C (enExample)
DE (1) DE602004014564D1 (enExample)
SG (1) SG118274A1 (enExample)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7065955B2 (en) * 2003-06-18 2006-06-27 General Electric Company Methods and apparatus for injecting cleaning fluids into combustors
EP1756399B1 (en) 2004-06-14 2010-03-31 Gas Turbine Efficiency AB System and devices for collecting and treating waste water from engine washing
EP1630356A1 (de) * 2004-08-25 2006-03-01 Siemens Aktiengesellschaft Flüssigkeitseinspritzung in einer Gasturbine während einer Abkühlphase
US7531048B2 (en) * 2004-10-19 2009-05-12 Honeywell International Inc. On-wing combustor cleaning using direct insertion nozzle, wash agent, and procedure
US7703272B2 (en) * 2006-09-11 2010-04-27 Gas Turbine Efficiency Sweden Ab System and method for augmenting turbine power output
US7712301B1 (en) 2006-09-11 2010-05-11 Gas Turbine Efficiency Sweden Ab System and method for augmenting turbine power output
US20100281868A1 (en) * 2007-12-28 2010-11-11 General Electric Company Gas turbine engine combuster
DE102008019892A1 (de) * 2008-04-21 2009-10-29 Mtu Aero Engines Gmbh Verfahren zum Reinigen eines Flugtriebwerks
US8303243B2 (en) * 2009-01-15 2012-11-06 Pratt & Whitney Canada Corp. Turbine wash port for a gas turbine engine
US8245952B2 (en) 2009-02-20 2012-08-21 Pratt & Whitney Canada Corp. Compressor wash nozzle integrated in an inlet case strut
US20100242994A1 (en) * 2009-03-30 2010-09-30 Gas Turbine Efficiency Sweden Ab Device and method for collecting waste water from turbine engine washing
US9080460B2 (en) * 2009-03-30 2015-07-14 Ecoservices, Llc Turbine cleaning system
US20110162375A1 (en) * 2010-01-05 2011-07-07 General Electric Company Secondary Combustion Fuel Supply Systems
US8206478B2 (en) 2010-04-12 2012-06-26 Pratt & Whitney Line Maintenance Services, Inc. Portable and modular separator/collector device
DE102011015252A1 (de) * 2011-03-28 2012-10-04 Lufthansa Technik Ag Reinigungslanze und Verfahren zur Reinigung von Triebwerken
US20140063228A1 (en) * 2012-09-06 2014-03-06 General Electric Company Method and system for cleaning surfaces and non-destructive inspection thereof
US9631512B2 (en) * 2013-01-31 2017-04-25 Solar Turbines Incorporated Gas turbine offline compressor wash with buffer air from combustor
US8778091B1 (en) 2013-01-31 2014-07-15 Solar Turbines Inc. Compressor wash with air to turbine cooling passages
US9932895B2 (en) 2013-10-10 2018-04-03 Ecoservices, Llc Radial passage engine wash manifold
US9926517B2 (en) 2013-12-09 2018-03-27 General Electric Company Cleaning solution and methods of cleaning a turbine engine
GB201416928D0 (en) * 2014-09-25 2014-11-12 Rolls Royce Plc A gas turbine and a method of washing a gas turbine engine
US9957066B2 (en) 2015-02-13 2018-05-01 General Electric Company Detergent delivery methods and systems for turbine engines
US10287909B2 (en) * 2015-05-29 2019-05-14 Pratt & Whitney Canada Corp. Method and kit for preserving a fuel system of an aircraft engine
MY183560A (en) * 2015-09-11 2021-02-26 Aiis Solutions Sdn Bhd A method for cleaning a turbofan engine and apparatus for use thereof
BR102016021259B1 (pt) 2015-10-05 2022-06-14 General Electric Company Método e soluções de limpeza de um motor de turbina e composição de reagente
US9951647B2 (en) 2015-12-17 2018-04-24 General Electric Company System and method for in situ cleaning of internal components of a gas turbine engine and a related plug assembly
US10428683B2 (en) 2016-01-05 2019-10-01 General Electric Company Abrasive gel detergent for cleaning gas turbine engine components
US20170204739A1 (en) 2016-01-20 2017-07-20 General Electric Company System and Method for Cleaning a Gas Turbine Engine and Related Wash Stand
US10005111B2 (en) 2016-01-25 2018-06-26 General Electric Company Turbine engine cleaning systems and methods
US9970390B2 (en) 2016-04-25 2018-05-15 Ford Global Technologies, Llc Systems and methods for removing coking deposits in a fuel injection system
JP6863718B2 (ja) * 2016-11-21 2021-04-21 三菱パワー株式会社 ガスタービン燃焼器
US20180313225A1 (en) 2017-04-26 2018-11-01 General Electric Company Methods of cleaning a component within a turbine engine
US11707819B2 (en) 2018-10-15 2023-07-25 General Electric Company Selectively flexible extension tool
US12194620B2 (en) 2018-10-15 2025-01-14 Oliver Crisipin Robotics Limited Selectively flexible extension tool
US11702955B2 (en) 2019-01-14 2023-07-18 General Electric Company Component repair system and method
US12405187B2 (en) 2019-10-04 2025-09-02 General Electric Company Insertion apparatus for use with rotary machines
US11692650B2 (en) 2020-01-23 2023-07-04 General Electric Company Selectively flexible extension tool
US11752622B2 (en) 2020-01-23 2023-09-12 General Electric Company Extension tool having a plurality of links
US11613003B2 (en) 2020-01-24 2023-03-28 General Electric Company Line assembly for an extension tool having a plurality of links
US11371437B2 (en) 2020-03-10 2022-06-28 Oliver Crispin Robotics Limited Insertion tool
US12091981B2 (en) 2020-06-11 2024-09-17 General Electric Company Insertion tool and method
CN112570394B (zh) * 2020-11-25 2022-07-22 哈尔滨汽轮机厂有限责任公司 一种重型燃气轮机燃烧室喷嘴清洗方法
US12416800B2 (en) 2021-01-08 2025-09-16 General Electric Company Insertion tool
US11654547B2 (en) 2021-03-31 2023-05-23 General Electric Company Extension tool

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4213564A (en) * 1978-07-17 1980-07-22 Hulsing Kenneth L Fuel injector
US4834912A (en) * 1986-02-13 1989-05-30 United Technologies Corporation Composition for cleaning a gas turbine engine
US5531581A (en) * 1995-03-27 1996-07-02 Donnell, Jr.; Emerson B. Ajustable injection molding apparatus
JPH09222025A (ja) * 1995-12-29 1997-08-26 Asea Brown Boveri Ag 排気タービンのノズルリングを湿式浄化する方法および装置
JPH10290966A (ja) * 1997-04-22 1998-11-04 Hitachi Ltd 粒子噴霧ノズル
JPH11324722A (ja) * 1998-05-12 1999-11-26 Mitsubishi Heavy Ind Ltd ガスタービン燃料ノズル洗浄システム
JP2000320835A (ja) * 1999-04-01 2000-11-24 General Electric Co <Ge> 内部水噴射を行うガスタービン燃焼器のスワールカップパッケージに使用するベンチュリ管
JP2001214755A (ja) * 2000-01-27 2001-08-10 Toshiba Corp ガスタービンプラントの洗浄装置およびその洗浄方法
JP2002522692A (ja) * 1998-07-24 2002-07-23 ゼネラル・エレクトリック・カンパニイ タービンエンジン内に水を噴射する方法および装置
US6491048B1 (en) * 2000-05-26 2002-12-10 Hydrochem Industrial Services, Inc. Manifold for use in cleaning combustion turbines

Family Cites Families (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3091926A (en) * 1959-12-16 1963-06-04 Lucas Industries Ltd Oil burners
GB1084916A (en) * 1964-09-04 1967-09-27 Continental Aviat & Eng Corp Fuel injection device
US3623668A (en) * 1968-03-04 1971-11-30 Gen Electric Wash manifold
GB1377184A (en) * 1971-02-02 1974-12-11 Secr Defence Gas turbine engine combustion apparatus
US4059123A (en) * 1976-10-18 1977-11-22 Avco Corporation Cleaning and preservation unit for turbine engine
JPS5477820A (en) * 1977-12-02 1979-06-21 Hitachi Ltd Method of cooling gas turbine blade
US4196020A (en) * 1978-11-15 1980-04-01 Avco Corporation Removable wash spray apparatus for gas turbine engine
GB2055186B (en) * 1979-08-01 1983-05-25 Rolls Royce Gas turbine engine dual fuel injector
US4567857A (en) * 1980-02-26 1986-02-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Combustion engine system
US4485630A (en) * 1982-12-08 1984-12-04 General Electric Company Combustor liner
EP0169431B1 (en) * 1984-07-10 1990-04-11 Hitachi, Ltd. Gas turbine combustor
US4713120A (en) * 1986-02-13 1987-12-15 United Technologies Corporation Method for cleaning a gas turbine engine
US5273395A (en) * 1986-12-24 1993-12-28 Rochem Technical Services Holding Ag Apparatus for cleaning a gas turbine engine
US4854127A (en) * 1988-01-14 1989-08-08 General Electric Company Bimodal swirler injector for a gas turbine combustor
US4995915A (en) * 1988-07-15 1991-02-26 The Dow Chemical Company Cleaning gas turbine fuel nozzles
US5228283A (en) * 1990-05-01 1993-07-20 General Electric Company Method of reducing nox emissions in a gas turbine engine
US5117637A (en) * 1990-08-02 1992-06-02 General Electric Company Combustor dome assembly
US5146741A (en) * 1990-09-14 1992-09-15 Solar Turbines Incorporated Gaseous fuel injector
US5181379A (en) * 1990-11-15 1993-01-26 General Electric Company Gas turbine engine multi-hole film cooled combustor liner and method of manufacture
CA2056592A1 (en) * 1990-12-21 1992-06-22 Phillip D. Napoli Multi-hole film cooled combustor liner with slotted film starter
US5142871A (en) * 1991-01-22 1992-09-01 General Electric Company Combustor dome plate support having uniform thickness arcuate apex with circumferentially spaced coolant apertures
US5241827A (en) * 1991-05-03 1993-09-07 General Electric Company Multi-hole film cooled combuster linear with differential cooling
CA2070518C (en) * 1991-07-01 2001-10-02 Adrian Mark Ablett Combustor dome assembly
US5154060A (en) * 1991-08-12 1992-10-13 General Electric Company Stiffened double dome combustor
US5239816A (en) * 1992-03-16 1993-08-31 General Electric Company Steam deflector assembly for a steam injected gas turbine engine
US5274995A (en) * 1992-04-27 1994-01-04 General Electric Company Apparatus and method for atomizing water in a combustor dome assembly
US5307637A (en) * 1992-07-09 1994-05-03 General Electric Company Angled multi-hole film cooled single wall combustor dome plate
US5261223A (en) * 1992-10-07 1993-11-16 General Electric Company Multi-hole film cooled combustor liner with rectangular film restarting holes
US5323604A (en) * 1992-11-16 1994-06-28 General Electric Company Triple annular combustor for gas turbine engine
US5291732A (en) * 1993-02-08 1994-03-08 General Electric Company Combustor liner support assembly
US5430935A (en) * 1993-07-14 1995-07-11 Yaworsky; Chester E. Method for repairing a combustion chamber assembly
US5621154A (en) * 1994-04-19 1997-04-15 Betzdearborn Inc. Methods for reducing fouling deposit formation in jet engines
ES2136475B1 (es) * 1994-05-20 2000-05-16 Sener Ing & Sist Perfeccionamientos en toberas axisimetricas de geometria variable y orientacion del flujo destinadas a propulsores de turbina de gas.
US5584178A (en) * 1994-06-14 1996-12-17 Southwest Research Institute Exhaust gas combustor
US5590529A (en) * 1994-09-26 1997-01-07 General Electric Company Air fuel mixer for gas turbine combustor
US5613363A (en) 1994-09-26 1997-03-25 General Electric Company Air fuel mixer for gas turbine combustor
US5630319A (en) * 1995-05-12 1997-05-20 General Electric Company Dome assembly for a multiple annular combustor
SE504323C2 (sv) * 1995-06-07 1997-01-13 Gas Turbine Efficiency Ab Förfaringssätt för tvättning av objekt såsom t ex turbinkompressorer
US5822992A (en) * 1995-10-19 1998-10-20 General Electric Company Low emissions combustor premixer
US5679174A (en) * 1995-10-27 1997-10-21 Chromalloy Gas Turbine Corporation Process and apparatus for cleaning gas turbine engine components
US5657633A (en) * 1995-12-29 1997-08-19 General Electric Company Centerbody for a multiple annular combustor
US6047550A (en) * 1996-05-02 2000-04-11 General Electric Co. Premixing dry low NOx emissions combustor with lean direct injection of gas fuel
JP3406458B2 (ja) * 1996-06-17 2003-05-12 株式会社ユタカ技研 トルクコンバータのフロントカバ−とポンプシェルの再溶接結合方法
US6049978A (en) * 1996-12-23 2000-04-18 Recast Airfoil Group Methods for repairing and reclassifying gas turbine engine airfoil parts
US5970715A (en) * 1997-03-26 1999-10-26 San Diego State University Foundation Fuel/air mixing device for jet engines
US6141967A (en) * 1998-01-09 2000-11-07 General Electric Company Air fuel mixer for gas turbine combustor
FR2777318B1 (fr) * 1998-04-09 2000-05-12 Snecma Procede de reduction du jeu existant entre une chemise et un distributeur de turbine d'un turboreacteur
US6047539A (en) * 1998-04-30 2000-04-11 General Electric Company Method of protecting gas turbine combustor components against water erosion and hot corrosion
US6470667B1 (en) * 1998-07-24 2002-10-29 General Electric Company Methods and apparatus for water injection in a turbine engine
US6394108B1 (en) * 1999-06-29 2002-05-28 John Jeffrey Butler Inside out gas turbine cleaning method
US6195607B1 (en) * 1999-07-06 2001-02-27 General Electric Company Method and apparatus for optimizing NOx emissions in a gas turbine
ATE335870T1 (de) * 1999-11-30 2006-09-15 Biogenesis Entpr Inc Chemische reinigungslösung für gasturbineschaufeln
US6351948B1 (en) * 1999-12-02 2002-03-05 Woodward Fst, Inc. Gas turbine engine fuel injector
US6434821B1 (en) * 1999-12-06 2002-08-20 General Electric Company Method of making a combustion chamber liner
US6345441B1 (en) * 2000-07-18 2002-02-12 General Electric Company Method of repairing combustion chamber liners
JP2002156115A (ja) * 2000-11-17 2002-05-31 Mitsubishi Heavy Ind Ltd 燃焼器
US6630198B2 (en) * 2001-01-19 2003-10-07 General Electric Co. Methods and apparatus for washing gas turbine engines
US6503334B2 (en) * 2001-03-14 2003-01-07 Hydrochem Industrial Services, Inc. Forced mist cleaning of combustion turbines
WO2004009978A2 (en) * 2002-07-24 2004-01-29 Koch Kenneth W Methods and compositions for on-line gas turbine cleaning
US6932093B2 (en) * 2003-02-24 2005-08-23 General Electric Company Methods and apparatus for washing gas turbine engine combustors
US7065955B2 (en) * 2003-06-18 2006-06-27 General Electric Company Methods and apparatus for injecting cleaning fluids into combustors
US7018965B2 (en) * 2003-09-03 2006-03-28 General Electric Company Aqueous compositions for cleaning gas turbine compressor blades

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4213564A (en) * 1978-07-17 1980-07-22 Hulsing Kenneth L Fuel injector
US4834912A (en) * 1986-02-13 1989-05-30 United Technologies Corporation Composition for cleaning a gas turbine engine
US5531581A (en) * 1995-03-27 1996-07-02 Donnell, Jr.; Emerson B. Ajustable injection molding apparatus
JPH09222025A (ja) * 1995-12-29 1997-08-26 Asea Brown Boveri Ag 排気タービンのノズルリングを湿式浄化する方法および装置
JPH10290966A (ja) * 1997-04-22 1998-11-04 Hitachi Ltd 粒子噴霧ノズル
JPH11324722A (ja) * 1998-05-12 1999-11-26 Mitsubishi Heavy Ind Ltd ガスタービン燃料ノズル洗浄システム
JP2002522692A (ja) * 1998-07-24 2002-07-23 ゼネラル・エレクトリック・カンパニイ タービンエンジン内に水を噴射する方法および装置
JP2000320835A (ja) * 1999-04-01 2000-11-24 General Electric Co <Ge> 内部水噴射を行うガスタービン燃焼器のスワールカップパッケージに使用するベンチュリ管
JP2001214755A (ja) * 2000-01-27 2001-08-10 Toshiba Corp ガスタービンプラントの洗浄装置およびその洗浄方法
US6491048B1 (en) * 2000-05-26 2002-12-10 Hydrochem Industrial Services, Inc. Manifold for use in cleaning combustion turbines

Also Published As

Publication number Publication date
US7373781B2 (en) 2008-05-20
EP1489269A2 (en) 2004-12-22
US7065955B2 (en) 2006-06-27
CA2469993A1 (en) 2004-12-18
US20040255422A1 (en) 2004-12-23
SG118274A1 (en) 2006-01-27
BRPI0402334A (pt) 2006-01-31
EP1489269A3 (en) 2005-05-18
EP1489269B1 (en) 2008-06-25
DE602004014564D1 (de) 2008-08-07
CA2469993C (en) 2010-04-13
US20070062201A1 (en) 2007-03-22

Similar Documents

Publication Publication Date Title
JP2005009494A (ja) 燃焼器内に洗浄液を噴射するための方法及び装置
JP4005030B2 (ja) ガスタービンエンジン燃焼器を洗浄するための方法及び装置
US12435643B2 (en) Methods of cleaning a component within a turbine engine
CA2672502C (en) Fuel nozzle centerbody and method of assembling the same
JP2007155322A (ja) 燃料混合気の噴射装置と、このような装置を備えた燃焼室およびタービンエンジン
US10415831B2 (en) Combustor assembly with mounted auxiliary component
US8695349B2 (en) Fuel injector for a gas turbine engine
RU2362896C2 (ru) Устройство для закрепления канала для текучей среды в корпусе турбореактивного двигателя
JP2019049253A (ja) デュアルフュエル燃料ノズル用のノズルアセンブリ
US20180306446A1 (en) Turbomachine Coupling Assembly
CN107940502B (zh) 燃烧动力缓解系统
US11846419B2 (en) Dome-deflector joint cooling arrangement
US10663171B2 (en) Dual-fuel fuel nozzle with gas and liquid fuel capability
US10641493B2 (en) Aerodynamic fastening of turbomachine fuel injectors

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070618

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070618

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20091027

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100127

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20100127

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20100127

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100201

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100226

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100303

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100326

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100331

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100427

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100921

A045 Written measure of dismissal of application [lapsed due to lack of payment]

Free format text: JAPANESE INTERMEDIATE CODE: A045

Effective date: 20110125