BRPI0922178A2 - zéolita y ultra-estável e método de sua fabricação - Google Patents

zéolita y ultra-estável e método de sua fabricação

Info

Publication number
BRPI0922178A2
BRPI0922178A2 BRPI0922178A BRPI0922178A BRPI0922178A2 BR PI0922178 A2 BRPI0922178 A2 BR PI0922178A2 BR PI0922178 A BRPI0922178 A BR PI0922178A BR PI0922178 A BRPI0922178 A BR PI0922178A BR PI0922178 A2 BRPI0922178 A2 BR PI0922178A2
Authority
BR
Brazil
Prior art keywords
ultra
manufacture
stable zeolite
zeolite
stable
Prior art date
Application number
BRPI0922178A
Other languages
English (en)
Inventor
Michael Wallace
Richard F Wormsbecher
Wilson Suarez
Wu-Cheng Cheng
Yuying Shu
Original Assignee
W R Grace Co Conn
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 W R Grace Co Conn filed Critical W R Grace Co Conn
Publication of BRPI0922178A2 publication Critical patent/BRPI0922178A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B01J29/084—Y-type faujasite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/20—Faujasite type, e.g. type X or Y
    • C01B39/24—Type Y
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B01J29/085—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium, thallium, tin or lead
    • B01J29/088—Y-type faujasite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B01J35/45—Nanoparticles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0045—Drying a slurry, e.g. spray drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B01J37/0205—Impregnation in several steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • B01J37/10—Heat treatment in the presence of water, e.g. steam
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/02—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
    • C10G11/04—Oxides
    • C10G11/05—Crystalline alumino-silicates, e.g. molecular sieves
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/14—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts
    • C10G11/18—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised-bed" technique
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/22—After treatment, characterised by the effect to be obtained to destroy the molecular sieve structure or part thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/70—Catalyst aspects

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
BRPI0922178A 2008-12-18 2009-12-17 zéolita y ultra-estável e método de sua fabricação BRPI0922178A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US20309608P 2008-12-18 2008-12-18
PCT/US2009/006654 WO2010080136A1 (en) 2008-12-18 2009-12-17 Novel ultra stable zeolite y and method for manufacturing the same

Publications (1)

Publication Number Publication Date
BRPI0922178A2 true BRPI0922178A2 (pt) 2015-12-29

Family

ID=42316674

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0922178A BRPI0922178A2 (pt) 2008-12-18 2009-12-17 zéolita y ultra-estável e método de sua fabricação

Country Status (17)

Country Link
US (1) US20110224067A1 (pt)
EP (1) EP2379224A1 (pt)
JP (1) JP2012512805A (pt)
KR (1) KR20110106877A (pt)
CN (1) CN102256703A (pt)
AR (1) AR075558A1 (pt)
AU (1) AU2009336198A1 (pt)
BR (1) BRPI0922178A2 (pt)
CA (1) CA2747624A1 (pt)
CO (1) CO6390118A2 (pt)
IL (1) IL213048A0 (pt)
MX (1) MX2011006062A (pt)
RU (1) RU2011129662A (pt)
SG (1) SG172000A1 (pt)
TW (1) TW201029929A (pt)
WO (1) WO2010080136A1 (pt)
ZA (1) ZA201105204B (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012140287A (ja) * 2010-12-28 2012-07-26 Jgc Catalysts & Chemicals Ltd 新規なフォージャサイト型ゼオライトおよびその製造方法、ならびに該フォージャサイト型ゼオライトを含む炭化水素接触分解用触媒
CN103100438B (zh) * 2011-11-11 2014-12-10 中国石油化工股份有限公司 含分子筛和无定形硅铝的催化剂载体材料的制备方法
CN103100440B (zh) * 2011-11-11 2014-10-15 中国石油化工股份有限公司 一种催化剂载体材料的制备方法
CN103159227B (zh) 2011-12-15 2015-05-13 中国石油天然气股份有限公司 一种镁改性超稳稀土y型分子筛及其制备方法
CN103157507B (zh) 2011-12-15 2015-05-13 中国石油天然气股份有限公司 一种重油催化裂化催化剂及其制备方法
CN103159228B (zh) 2011-12-15 2016-07-13 中国石油天然气股份有限公司 一种超稳稀土y型分子筛及其制备方法
US9895680B2 (en) * 2013-12-19 2018-02-20 Basf Corporation FCC catalyst compositions containing boron oxide
CN105621444B (zh) * 2014-11-03 2018-02-09 中国石油化工股份有限公司 一种改性y分子筛及其制备方法
RU2621345C1 (ru) * 2016-08-03 2017-06-02 Акционерное общество "Газпромнефть-Омский НПЗ" Способ приготовления катализатора крекинга с щелочноземельными элементами
MX2017010802A (es) 2017-08-23 2019-03-07 Mexicano Inst Petrol Proceso y catalizador zeolitico para la desintegracion catalitica de crudo ligero no convencional tipo shale/tight oil y mezclas con gasoleo de vacio.
TWI831784B (zh) * 2018-05-28 2024-02-11 大陸商中國石油化工科技開發有限公司 表面富鋁的NaY分子篩及其製備方法
JP7570870B2 (ja) * 2020-09-30 2024-10-22 コスモ石油株式会社 模擬平衡化流動接触分解触媒の製造方法
CN116803522B (zh) * 2022-03-18 2025-11-14 中国石油化工股份有限公司 催化裂化催化剂、用于促进重油转化的y型分子筛催化材料及其制备方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444097A (en) * 1965-06-30 1969-05-13 Mobil Oil Corp Hydrocarbon conversion catalyst
US3293192A (en) * 1965-08-23 1966-12-20 Grace W R & Co Zeolite z-14us and method of preparation thereof
US3506594A (en) * 1968-06-20 1970-04-14 Engelhard Min & Chem Microspherical zeolitic molecular sieve composite catalyst and preparation thereof
US3867308A (en) * 1973-12-10 1975-02-18 Grace W R & Co Process for preparing a petroleum cracking catalyst
US3957689A (en) * 1974-08-02 1976-05-18 W. R. Grace & Co. Process for preparing an attrition resistant zeolite hydrocarbon conversion catalyst
ATE15613T1 (de) * 1980-12-12 1985-10-15 Exxon Research Engineering Co Zeolithzusammensetzung.
US4458023A (en) * 1981-08-10 1984-07-03 W. R. Grace & Co. Catalyst manufacture
US4877514A (en) * 1981-12-07 1989-10-31 Ashland Oil, Inc. Carbo-metallic oil conversion process and catalysts
US5013699A (en) * 1988-04-07 1991-05-07 Uop Novel zeolite compositions derived from zeolite Y
US5019543A (en) * 1989-07-05 1991-05-28 Exxon Research & Engineering Company High silica crystalline zeolites and process for their preparation
US5366948A (en) * 1991-03-12 1994-11-22 Mobil Oil Corp. Catalyst and catalytic conversion therewith
US5378670A (en) * 1993-04-16 1995-01-03 W. R. Grace & Co.-Conn. Phosphorus zeolites/molecular sieves
US5346875A (en) * 1993-07-21 1994-09-13 Exxon Research And Engineering Company Method of manufacturing fluid catalytic cracking catalyst
US5601798A (en) * 1993-09-07 1997-02-11 Pq Corporation Process for preparing zeolite Y with increased mesopore volume
US5534135A (en) * 1994-03-07 1996-07-09 Abb Lummus Global Inc. Synthesis of zeolites
US5965474A (en) * 1997-04-29 1999-10-12 Mobil Oil Corporation FCC metal traps based on ultra large pore crystalline material
US6846403B2 (en) * 1998-12-28 2005-01-25 Mobil Oil Corporation Gasoline sulfur reduction in fluid catalytic cracking
US6974787B2 (en) * 1998-08-31 2005-12-13 Exxonmobil Corporation Gasoline sulfur reduction in fluid catalytic cracking
US7192900B2 (en) * 2002-11-27 2007-03-20 Shell Oil Company Hydrocracking catalyst
AU2003295841A1 (en) * 2002-11-27 2004-06-23 Pq Holding, Inc. High surface area zeolites and methods for preparation and use thereof
US6855653B2 (en) * 2003-04-10 2005-02-15 Indian Oil Corporation Limited Process for preparing hydro-desulfurization catalyst
US8084383B2 (en) * 2004-03-16 2011-12-27 W.R. Grace & Co.-Conn. Gasoline sulfur reduction catalyst for fluid catalytic cracking process
US8460540B2 (en) * 2006-03-02 2013-06-11 Basf Corporation Hydrocracking catalyst and process using insitu produced Y-fauajasite

Also Published As

Publication number Publication date
KR20110106877A (ko) 2011-09-29
RU2011129662A (ru) 2013-01-27
CO6390118A2 (es) 2012-02-29
MX2011006062A (es) 2011-06-24
AR075558A1 (es) 2011-04-20
AU2009336198A1 (en) 2011-06-30
CN102256703A (zh) 2011-11-23
TW201029929A (en) 2010-08-16
SG172000A1 (en) 2011-07-28
IL213048A0 (en) 2011-07-31
JP2012512805A (ja) 2012-06-07
WO2010080136A1 (en) 2010-07-15
EP2379224A1 (en) 2011-10-26
US20110224067A1 (en) 2011-09-15
CA2747624A1 (en) 2010-07-15
ZA201105204B (en) 2012-03-28

Similar Documents

Publication Publication Date Title
BRPI0922178A2 (pt) zéolita y ultra-estável e método de sua fabricação
IL287311A (en) Antibodies and processes for preparing the same
DK3136030T3 (da) Fremgangsmåde til lyofilisering
ES2752025T8 (es) Métodos de cribado de proteínas
DK2443154T3 (da) Bispecifikke antigenbindingsproteiner
BRPI0919116A2 (pt) método
BRPI0920284A2 (pt) composição e método
BRPI1012525A2 (pt) composições de nanopatículas isentas de príons e métodos para sua fabricação
BRPI0917129A2 (pt) método de fabricação de fralda
BRPI0911841A2 (pt) processos de modelagem
PT2376533T (pt) Formulação de anticorpos
BRPI0920160A2 (pt) Método de coenchimento de um produto lácteo e produto lácteo composto coenchido
BRPI0914943A2 (pt) anticorpos de il-6 e sua utilizaÇço
EP2207803A4 (en) Cd9-specific human antibodies
DK2313489T3 (da) Fremstillingsmetode
DK2004794T3 (da) Fremgangsmåde til mæskning
BRPI0908183A2 (pt) membro embalado e método de produção do mesmo
EP2281932A4 (en) ARAMID CABLE AND METHOD FOR MANUFACTURING THE SAME
EP2349335A4 (en) LEVETIRACETAM IMMUNOASSAYS
BRPI0920850A2 (pt) novos compostos e sua utilização
BRPI0920620A2 (pt) fabricação de cetonas gama-delta insaturadas
BRPI0920426A2 (pt) metodo para prever um ritmo biologico de um individuo.
FI20090142A0 (fi) Uudet menetelmät ja tuotteet
BRPI0916597A2 (pt) Método
EP2242145A4 (en) Terminal joining structure and terminal joining method

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]