DE112006002028B4 - Verfahren zum Betrieb einer Gasturbine sowie Gasturbine zur Durchführung des Verfahrens - Google Patents

Verfahren zum Betrieb einer Gasturbine sowie Gasturbine zur Durchführung des Verfahrens Download PDF

Info

Publication number
DE112006002028B4
DE112006002028B4 DE112006002028.5T DE112006002028T DE112006002028B4 DE 112006002028 B4 DE112006002028 B4 DE 112006002028B4 DE 112006002028 T DE112006002028 T DE 112006002028T DE 112006002028 B4 DE112006002028 B4 DE 112006002028B4
Authority
DE
Germany
Prior art keywords
turbine
syngas
gas turbine
bar
pressures
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE112006002028.5T
Other languages
German (de)
English (en)
Other versions
DE112006002028A5 (de
Inventor
Dr. Benz Eribert
Manfred Wirsum
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.)
Ansaldo Energia IP UK Ltd
Original Assignee
Ansaldo Energia IP UK Ltd
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 Ansaldo Energia IP UK Ltd filed Critical Ansaldo Energia IP UK Ltd
Publication of DE112006002028A5 publication Critical patent/DE112006002028A5/de
Application granted granted Critical
Publication of DE112006002028B4 publication Critical patent/DE112006002028B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
    • F02C3/26—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension
    • F02C3/28—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension using a separate gas producer for gasifying the fuel before combustion
    • 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
    • F02C6/003—Gas-turbine plants with heaters between turbine stages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04527—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
    • F25J3/04539—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels
    • F25J3/04545—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels for the gasification of solid or heavy liquid fuels, e.g. integrated gasification combined cycle [IGCC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04563—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating
    • F25J3/04575—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating for a gas expansion plant, e.g. dilution of the combustion gas in a gas turbine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04593—The air gas consuming unit is also fed by an air stream
    • F25J3/046—Completely integrated air feed compression, i.e. common MAC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/20—Processes or apparatus using separation by rectification in an elevated pressure multiple column system wherein the lowest pressure column is at a pressure well above the minimum pressure needed to overcome pressure drop to reject the products to atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
    • F25J2230/40—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/80—Hot exhaust gas turbine combustion engine
    • 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]
    • 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]
    • Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Separation By Low-Temperature Treatments (AREA)
DE112006002028.5T 2005-08-10 2006-08-07 Verfahren zum Betrieb einer Gasturbine sowie Gasturbine zur Durchführung des Verfahrens Expired - Fee Related DE112006002028B4 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US70677505P 2005-08-10 2005-08-10
US60/706,775 2005-08-10
CH20232005 2005-12-20
CH2023/05 2005-12-20
PCT/EP2006/065110 WO2007017490A1 (de) 2005-08-10 2006-08-07 Verfahren zum betrieb einer gasturbine sowie gasturbine zur durchführung des verfahrens

Publications (2)

Publication Number Publication Date
DE112006002028A5 DE112006002028A5 (de) 2008-06-19
DE112006002028B4 true DE112006002028B4 (de) 2022-01-13

Family

ID=37137117

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112006002028.5T Expired - Fee Related DE112006002028B4 (de) 2005-08-10 2006-08-07 Verfahren zum Betrieb einer Gasturbine sowie Gasturbine zur Durchführung des Verfahrens

Country Status (5)

Country Link
JP (1) JP2009504967A (zh)
CN (1) CN101238341B (zh)
CA (1) CA2618030C (zh)
DE (1) DE112006002028B4 (zh)
WO (1) WO2007017490A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2290202A1 (en) 2009-07-13 2011-03-02 Siemens Aktiengesellschaft Cogeneration plant and cogeneration method
CN102337937B (zh) * 2011-09-13 2014-08-20 华北电力大学 一种煤整体气化烟气再热联合循环动力***
CN102337936A (zh) * 2011-09-13 2012-02-01 华北电力大学 一种烟气再热联合循环动力***
CN102305109B (zh) * 2011-09-13 2014-03-26 华北电力大学 一种富氧-煤气化烟气再热联合循环动力***
CN104314704B (zh) * 2013-09-22 2016-04-27 摩尔动力(北京)技术股份有限公司 速度型热气机
CN109854382A (zh) * 2019-03-13 2019-06-07 上海发电设备成套设计研究院有限责任公司 一种零碳排放热力发电***及方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785622A (en) 1984-12-03 1988-11-22 General Electric Company Integrated coal gasification plant and combined cycle system with air bleed and steam injection
US4896499A (en) 1978-10-26 1990-01-30 Rice Ivan G Compression intercooled gas turbine combined cycle
DE4118062A1 (de) 1991-06-01 1992-12-03 Asea Brown Boveri Kombinierte gas/dampf-kraftwerksanlage
US5577378A (en) 1993-04-08 1996-11-26 Abb Management Ag Gas turbine group with reheat combustor
DE19832294C1 (de) 1998-07-17 1999-12-30 Siemens Ag Gas- und Dampfturbinenanlage
US6148602A (en) 1998-08-12 2000-11-21 Norther Research & Engineering Corporation Solid-fueled power generation system with carbon dioxide sequestration and method therefor
DE10002084A1 (de) 2000-01-19 2001-08-02 Siemens Ag Gas- und Dampfturbinenanlage
US6513317B2 (en) 2001-01-11 2003-02-04 General Electric Company Apparatus for controlling nitrogen injection into gas turbine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL63476C (zh) *
DE947843C (de) * 1954-09-11 1956-08-23 Henschel & Sohn G M B H Verfahren zur Verwendung des bei Druckvergasern anfallenden Schleusengases im Gasturbinenbetrieb
US4785621A (en) * 1987-05-28 1988-11-22 General Electric Company Air bottoming cycle for coal gasification plant
US5388395A (en) * 1993-04-27 1995-02-14 Air Products And Chemicals, Inc. Use of nitrogen from an air separation unit as gas turbine air compressor feed refrigerant to improve power output
US5406786A (en) * 1993-07-16 1995-04-18 Air Products And Chemicals, Inc. Integrated air separation - gas turbine electrical generation process
US5740673A (en) * 1995-11-07 1998-04-21 Air Products And Chemicals, Inc. Operation of integrated gasification combined cycle power generation systems at part load
GB2335953A (en) * 1998-03-30 1999-10-06 Magnox Electric Plc Air extraction from a power generation turbine
US6314715B1 (en) * 1999-06-03 2001-11-13 General Electric Co. Modified fuel gas turbo-expander for oxygen blown gasifiers and related method
CN100504053C (zh) * 2003-01-27 2009-06-24 中国科学院工程热物理研究所 内外燃煤一体化联合循环发电***及发电方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4896499A (en) 1978-10-26 1990-01-30 Rice Ivan G Compression intercooled gas turbine combined cycle
US4896499B1 (zh) 1978-10-26 1992-09-15 G Rice Ivan
US4785622A (en) 1984-12-03 1988-11-22 General Electric Company Integrated coal gasification plant and combined cycle system with air bleed and steam injection
DE4118062A1 (de) 1991-06-01 1992-12-03 Asea Brown Boveri Kombinierte gas/dampf-kraftwerksanlage
US5577378A (en) 1993-04-08 1996-11-26 Abb Management Ag Gas turbine group with reheat combustor
DE19832294C1 (de) 1998-07-17 1999-12-30 Siemens Ag Gas- und Dampfturbinenanlage
US6148602A (en) 1998-08-12 2000-11-21 Norther Research & Engineering Corporation Solid-fueled power generation system with carbon dioxide sequestration and method therefor
DE10002084A1 (de) 2000-01-19 2001-08-02 Siemens Ag Gas- und Dampfturbinenanlage
US6513317B2 (en) 2001-01-11 2003-02-04 General Electric Company Apparatus for controlling nitrogen injection into gas turbine

Also Published As

Publication number Publication date
CA2618030A1 (en) 2007-02-15
WO2007017490A1 (de) 2007-02-15
CN101238341B (zh) 2012-04-18
JP2009504967A (ja) 2009-02-05
CA2618030C (en) 2014-07-08
DE112006002028A5 (de) 2008-06-19
CN101238341A (zh) 2008-08-06

Similar Documents

Publication Publication Date Title
WO2008065156A1 (de) Verfahren zum betrieb einer gasturbine
DE102007053192B4 (de) Kraftwerke mit Gasturbinen zur Erzeugung von Elektroenergie und Prozesse zu der Reduzierung von CO2-Emissionen
DE69918492T2 (de) Turbine à gaz à chauffage indirect integree à une unite de separation des gaz de l'air
DE19940763B4 (de) Im kombinierten Zyklus arbeitender Energieerzeuger mit integrierter Kohlevergasung
EP2382029B1 (de) Gasturbine mit strömungsteilung und rezirkulation
EP0750718B1 (de) Verfahren zum betreiben einer gas- und dampfturbinenanlage sowie danach arbeitende anlage
DE102004039164A1 (de) Verfahren zur Erzeugung von Energie in einer eine Gasturbine umfassenden Energieerzeugungsanlage sowie Energieerzeugungsanlage zur Durchführung des Verfahrens
DE102009003406A1 (de) Verfahren und System zur Unterstützung einer Modifikation eines Kombikreislauf-Arbeitsfluids und dessen Verbrennung
DE112006002028B4 (de) Verfahren zum Betrieb einer Gasturbine sowie Gasturbine zur Durchführung des Verfahrens
EP0674099A1 (de) Verfahren zur Kühlung von thermische belasteten Komponenten einer Gasturbogruppe
DE4118062A1 (de) Kombinierte gas/dampf-kraftwerksanlage
DE102007050781A1 (de) Systeme und Verfahren zur Energieerzeugung mit Kohlendioxydabsonderung
DE102007050783A1 (de) Systeme und Verfahren zur Energieerzeugung mit Kohlendioxydisolation
DE10064270A1 (de) Verfahren zum Betrieb einer Gasturbinenanlage sowie eine diesbezügliche Gasturbinenanlage
DE10001110A1 (de) Verfahren zur Rückgewinnung von Wasser aus dem Rauchgas eines Kombikraftwerkes sowie Kombikraftwerk zur Durchführung des Verfahrens
CH698638B1 (de) Verfahren zum Betrieb einer Gasturbinenanordnung umfassend die Einspritzung eines Verdünnungsmittels in die Gasturbinenanordnung.
EP0462458B1 (de) Verfahren zur Erhöhung des verdichterbedingten Druckgefälles der Gasturbine einer Krafterzeugungsmaschine
US7513118B2 (en) Method for operating a gas turbine and a gas turbine for implementing the method
DE60034529T2 (de) Brenngasentspannungsturbine für einen sauerstoffaufblas-vergaser und zugehöriges verfahren
EP2423457A2 (de) Kraftwerk für IGSC-Prozess
DE112006001991B4 (de) Verfahren zum Betrieb einer Gasturbine
EP1240414B1 (de) Verfahren zum betreiben einer dampfturbinenanlage sowie danach arbeitende dampfturbinenanlage
DE112006001974B4 (de) Verfahren zum Betrieb einer Gasturbine sowie Gasturbine zur Durchführung des Verfahrens
EP2295764A1 (de) Verfahren zum Betrieb einer Kraftwerksanlage sowie Kraftwerksanlage
WO2008065036A1 (de) Verfahren zum betrieb eines kraftwerks mit gasturbine mit einem halbgeschlossenen rekuperierten co2-gasturbinen-kreisprozess sowie kraftwerk zur durchführung des verfahrens

Legal Events

Date Code Title Description
R012 Request for examination validly filed

Effective date: 20130628

R082 Change of representative

Representative=s name: DREISS PATENTANWAELTE PARTG MBB, DE

Representative=s name: DREISS PATENTANWAELTE PARTNERSCHAFT, DE

R081 Change of applicant/patentee

Owner name: ANSALDO ENERGIA IP UK LIMITED, GB

Free format text: FORMER OWNER: ALSTOM TECHNOLOGY LTD., BADEN, CH

Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH

Free format text: FORMER OWNER: ALSTOM TECHNOLOGY LTD., BADEN, CH

R082 Change of representative

Representative=s name: DREISS PATENTANWAELTE PARTG MBB, DE

R081 Change of applicant/patentee

Owner name: ANSALDO ENERGIA IP UK LIMITED, GB

Free format text: FORMER OWNER: GENERAL ELECTRIC TECHNOLOGY GMBH, BADEN, CH

R082 Change of representative

Representative=s name: DREISS PATENTANWAELTE PARTG MBB, DE

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F25J0003040000

Ipc: F02C0003280000

R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee