DE69614748D1 - Verfahren und Katalysator zur Hydrierung von Alkynen - Google Patents

Verfahren und Katalysator zur Hydrierung von Alkynen

Info

Publication number
DE69614748D1
DE69614748D1 DE69614748T DE69614748T DE69614748D1 DE 69614748 D1 DE69614748 D1 DE 69614748D1 DE 69614748 T DE69614748 T DE 69614748T DE 69614748 T DE69614748 T DE 69614748T DE 69614748 D1 DE69614748 D1 DE 69614748D1
Authority
DE
Germany
Prior art keywords
alkynes
hydrogenation
catalyst
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 - Lifetime
Application number
DE69614748T
Other languages
English (en)
Other versions
DE69614748T2 (de
Inventor
Stan A Zisman
James B Kimble
Scott H Brown
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.)
Phillips Petroleum Co
Original Assignee
Phillips Petroleum 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 Phillips Petroleum Co filed Critical Phillips Petroleum Co
Publication of DE69614748D1 publication Critical patent/DE69614748D1/de
Application granted granted Critical
Publication of DE69614748T2 publication Critical patent/DE69614748T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/163—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation
    • C07C7/167—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation for removal of compounds containing a triple carbon-to-carbon bond
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/66—Silver or gold
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/06—Halogens; Compounds thereof
    • B01J27/08—Halides
    • B01J27/12—Fluorides
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/06—Halogens; Compounds thereof
    • B01J27/128—Halogens; Compounds thereof with iron group metals or platinum group metals
    • B01J27/13—Platinum group metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/02—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by hydrogenation
    • C07C5/08—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by hydrogenation of carbon-to-carbon triple bonds
    • C07C5/09—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by hydrogenation of carbon-to-carbon triple bonds to carbon-to-carbon double bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
    • C07C2523/04—Alkali metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/44—Palladium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/48—Silver or gold
    • C07C2523/50—Silver
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/56—Platinum group metals
    • C07C2523/58—Platinum group metals with alkali- or alkaline earth metals or beryllium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/66—Silver or gold

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69614748T 1995-04-19 1996-04-18 Verfahren und Katalysator zur Hydrierung von Alkynen Expired - Lifetime DE69614748T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/424,733 US5587348A (en) 1995-04-19 1995-04-19 Alkyne hydrogenation catalyst and process

Publications (2)

Publication Number Publication Date
DE69614748D1 true DE69614748D1 (de) 2001-10-04
DE69614748T2 DE69614748T2 (de) 2002-06-27

Family

ID=23683665

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614748T Expired - Lifetime DE69614748T2 (de) 1995-04-19 1996-04-18 Verfahren und Katalysator zur Hydrierung von Alkynen

Country Status (11)

Country Link
US (2) US5587348A (de)
EP (1) EP0738540B1 (de)
JP (1) JPH08290060A (de)
KR (1) KR100387206B1 (de)
AR (1) AR001620A1 (de)
AU (1) AU679873B2 (de)
CA (1) CA2168387C (de)
DE (1) DE69614748T2 (de)
ES (1) ES2159658T3 (de)
MY (1) MY115733A (de)
SG (1) SG46661A1 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6054409A (en) * 1995-06-06 2000-04-25 Institut Francais Du Petrole Selective hydrogenation catalyst and a process using that catalyst
US6096933A (en) * 1996-02-01 2000-08-01 Phillips Petroleum Company Hydrocarbon hydrogenation and catalyst therefor
AU692723B2 (en) * 1996-02-01 1998-06-11 Phillips Petroleum Company Catalyst composition and process for selecting hydrogenation of diolefins
US6127310A (en) * 1997-02-27 2000-10-03 Phillips Petroleum Company Palladium containing hydrogenation catalysts
WO1999017877A1 (en) * 1997-10-02 1999-04-15 Akzo Nobel N.V. Treatment to improve the durability and selectivity of a hydrodechlorination catalyst and catalyst
DE19840373A1 (de) 1998-09-04 2000-03-09 Basf Ag Katalysator und Verfahren zur Selektivhydrierung ungesättigter Verbindungen in Kohlenwasserstoffströmen
US6127588A (en) * 1998-10-21 2000-10-03 Phillips Petroleum Company Hydrocarbon hydrogenation catalyst and process
US6130260A (en) * 1998-11-25 2000-10-10 The Texas A&M University Systems Method for converting natural gas to liquid hydrocarbons
US6602920B2 (en) 1998-11-25 2003-08-05 The Texas A&M University System Method for converting natural gas to liquid hydrocarbons
CA2371774A1 (en) * 1999-02-18 2000-08-24 Phillips Petroleum Company Alkyne hydrogenation process
BR0016337A (pt) * 1999-12-13 2002-08-27 Phillips Petroleum Co Catalisador e processo para hidrogenação de hidrocarbonetos
DE10048219A1 (de) * 2000-02-10 2002-04-11 Sued Chemie Ag Katalysator für die Hydrierung von ungesättigten Kohlenwasserstoffen
US6465391B1 (en) * 2000-08-22 2002-10-15 Phillips Petroleum Company Selective hydrogenation catalyst and processes therefor and therewith
CN1107708C (zh) * 2000-10-17 2003-05-07 中国石油天然气股份有限公司兰州石化分公司 烃类物流中不饱和炔烃高选择性加氢催化剂
US6734130B2 (en) * 2001-09-07 2004-05-11 Chvron Phillips Chemical Company Lp Hydrocarbon hydrogenation catalyst composition, a process of treating such catalyst composition, and a process of using such catalyst composition
US20030134744A1 (en) * 2001-12-19 2003-07-17 Sud-Chemie Inc. Process for production and distribution of a prereduced selective hydrogenation catalyst
US20030204120A1 (en) * 2002-04-26 2003-10-30 Bergmeister Joseph J. Selective hydrogenation process
US6949686B2 (en) 2002-05-30 2005-09-27 Equistar Chemicals, Lp Pyrolysis gasoline stabilization
MY137042A (en) * 2002-06-14 2008-12-31 Chevron Phillips Chemical Co Hydrogenation palladium-silver catalyst and methods
US20040192983A1 (en) * 2003-02-18 2004-09-30 Chevron Phillips Chemical Co. Acetylene hydrogenation catalyst with segregated palladium skin
US20040260131A1 (en) * 2003-06-23 2004-12-23 Chevron Phillips Chemical Company ("Cpchem") Selective hydrocarbon hydrogenation catalyst and process
US7919431B2 (en) * 2003-09-03 2011-04-05 Synfuels International, Inc. Catalyst formulation for hydrogenation
US7045670B2 (en) * 2003-09-03 2006-05-16 Synfuels International, Inc. Process for liquid phase hydrogenation
US7199076B2 (en) * 2003-12-19 2007-04-03 Chevron Phillips Chemical Company Lp Methods of making and using a selective hydrogenation catalyst
US20060166816A1 (en) * 2004-06-23 2006-07-27 Catalytic Solutions, Inc. Catalysts and processes for selective hydrogenation of acetylene and dienes in light olefin feedstreams
US7521393B2 (en) * 2004-07-27 2009-04-21 Süd-Chemie Inc Selective hydrogenation catalyst designed for raw gas feed streams
US8013197B2 (en) * 2005-02-18 2011-09-06 Synfuels International, Inc. Absorption and conversion of acetylenic compounds
SG164387A1 (en) 2005-07-27 2010-09-29 Chevron Phillips Chemical Co A selective hydrogenation catalyst and methods of making and using same
CA2650844C (en) * 2006-04-28 2014-01-14 Haldor Topsoe A/S Process for the removal of hydrogen cyanide and formic acid from synthesis gas
KR20110049820A (ko) * 2008-07-31 2011-05-12 허니웰 인터내셔널 인코포레이티드 퍼플루오르화 시스-알켄 제조방법
EP2376224A1 (de) 2008-12-18 2011-10-19 Saudi Basic Industries Corporation Selektive katalytische hydrierung von alkinen in entsprechende alkene
US20110028770A1 (en) 2009-08-03 2011-02-03 Honeywell International Inc. Hydrogenation catalyst
US20110054227A1 (en) * 2009-08-26 2011-03-03 Chevron Phillips Chemical Company Lp Process to Protect Hydrogenation and Isomerization Catalysts Using a Guard Bed
CN102188985B (zh) * 2010-03-16 2013-03-27 中国石油化工股份有限公司 一种碳四馏份选择加氢催化剂及其制备方法
US8648225B2 (en) 2010-04-12 2014-02-11 Chevron Phillips Chemical Company Lp Process for hydrogenating highly unsaturated hydrocarbons and catalyst therefor
CN102060647B (zh) * 2010-12-03 2013-04-24 中国石油天然气股份有限公司 一种碳二馏分选择加氢方法
CN102153436B (zh) * 2011-02-22 2013-10-16 中国石油天然气股份有限公司 碳二馏分的加氢方法
US8822370B2 (en) * 2011-05-16 2014-09-02 Uop Llc Substantially non-porous substrate supported noble metal-and lanthanide-containing catalysts
CN105732274B (zh) * 2014-12-12 2018-09-04 中国石油天然气股份有限公司 乙烯选择加氢精制方法
CN105732281B (zh) * 2014-12-12 2018-09-04 中国石油天然气股份有限公司 碳二馏分前脱丙烷前加氢方法
CN105732263B (zh) * 2014-12-12 2018-10-16 中国石油天然气股份有限公司 甲醇制烯烃装置中微量乙炔的选择加氢方法
US9758446B2 (en) 2015-11-16 2017-09-12 Chevron Phillips Chemical Company Lp Selective hydrogenation using a flow index
US10414989B2 (en) * 2016-04-15 2019-09-17 Baker Hughes, A Ge Company, Llc Chemical process for sulfur reduction of hydrocarbons
WO2017201644A1 (zh) 2016-05-23 2017-11-30 中国石油天然气股份有限公司 一种钯系负载型加氢催化剂及其制备方法与应用
US10245583B1 (en) * 2017-09-12 2019-04-02 Chevron Phillips Chemical Company, Lp Use of charge-containing molecules linked with covalent bonds to enhance acetylene hydrogenation catalysts
WO2019115450A1 (en) * 2017-12-11 2019-06-20 Total Research & Technology Feluy Purification of a gas stream for polyolefin synthesis
US20240034699A1 (en) 2022-07-28 2024-02-01 Chevron Phillips Chemical Company, Lp Flexible Benzene Production Via Selective-Higher-Olefin Oligomerization of Ethylene
CN117920282A (zh) * 2022-10-14 2024-04-26 中国石油化工股份有限公司 碱性中心在提高负载型钯催化剂的催化性能中的应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3325556A (en) * 1964-05-18 1967-06-13 Universal Oil Prod Co Selective hydrogenation of acetylene in a mixture of acetylene and other unsaturated hydrocarbons
US4658080A (en) * 1974-02-19 1987-04-14 Petro-Tex Chemical Corporation Acetylene removal process
US4009126A (en) * 1974-02-19 1977-02-22 Petro-Tex Chemical Corporation Catalyst for removing acetylenic impurities
US4644088A (en) * 1974-02-19 1987-02-17 Petro-Tex Chemical Corporation Acetylene removal process
FR2482953A1 (fr) * 1980-05-22 1981-11-27 Inst Francais Du Petrole Procede d'hydrogenation selective d'une di-olefine dans un melange d'hydrocarbures renfermant au moins 4 atomes de carbone et contenant une olefine -a
EP0053657B1 (de) * 1980-12-09 1985-04-24 Allied Corporation Verfahren zur Herstellung von Chlortrifluoräthylen und von Trifluoräthylen
US4404124A (en) * 1981-05-06 1983-09-13 Phillips Petroleum Company Selective hydrogenation catalyst
FR2619391B1 (fr) * 1987-08-14 1990-01-12 Eurecat Europ Retrait Catalys Procede de reduction d'un catalyseur de raffinage avant sa mise en oeuvre
FR2619319B1 (fr) * 1987-08-14 1990-01-12 Inst Francais Du Petrole Catalyseur du type aluminosilicate renfermant au moins un metal noble et son utilisation en isomerisation d'une coupe c8 aromatique
US4923588A (en) * 1988-12-16 1990-05-08 Exxon Research And Engineering Company Wax isomerization using small particle low fluoride content catalysts
US4906601A (en) * 1988-12-16 1990-03-06 Exxon Research And Engineering Company Small particle low fluoride content catalyst
FR2642670B1 (fr) * 1989-02-07 1991-05-24 Eurecat Europ Retrait Catalys Procede de reduction d'un catalyseur de raffinage avant sa mise en oeuvr
US5488024A (en) * 1994-07-01 1996-01-30 Phillips Petroleum Company Selective acetylene hydrogenation
US5475173A (en) * 1994-07-19 1995-12-12 Phillips Petroleum Company Hydrogenation process and catalyst therefor
US5583274A (en) * 1995-01-20 1996-12-10 Phillips Petroleum Company Alkyne hydrogenation process

Also Published As

Publication number Publication date
MY115733A (en) 2003-08-30
ES2159658T3 (es) 2001-10-16
EP0738540A1 (de) 1996-10-23
SG46661A1 (en) 1998-02-20
AR001620A1 (es) 1997-11-26
DE69614748T2 (de) 2002-06-27
KR960037111A (ko) 1996-11-19
AU679873B2 (en) 1997-07-10
KR100387206B1 (ko) 2003-09-02
CA2168387A1 (en) 1996-10-20
US5698752A (en) 1997-12-16
CA2168387C (en) 1999-07-13
AU5043696A (en) 1996-10-31
EP0738540B1 (de) 2001-08-29
JPH08290060A (ja) 1996-11-05
US5587348A (en) 1996-12-24

Similar Documents

Publication Publication Date Title
DE69614748T2 (de) Verfahren und Katalysator zur Hydrierung von Alkynen
DE69633472D1 (de) Katalysator und Verfahren zur Hydrierung von Alkinen
DE69632189D1 (de) Katalysator und verfahren für die bereitung von kohlenwasserstoffen
DE69535660D1 (de) Katalysator und Verfahren zur Herstellung von monozyklischen Aromaten
DE69520400D1 (de) Katalysator zur Olefinpolymerisation und Verfahren zur Olefinpolymerisation
DE69034098D1 (de) Katalytisches Verfahren zur Hydrierung und/oder Dehydrierung
DE59000020D1 (de) Katalysator und verfahren zur hydrierenden aminierung von alkoholen.
DE69512533D1 (de) Verfahren zur herstellung von geträgerten katalysatorsystemen und daraus erhaltene katalysatorsysteme
DE69529768D1 (de) Verfahren und herstellung zur hydroverwirrung von vliesstoffen
DE69513856T2 (de) Katalytische Zusammensetzung und Verfahren zur Disproportionierung von Olefinen
DE69311192T2 (de) Verfahren zur selektiven Hydrierung von Kohlenwasserstoffen
DE69529196D1 (de) Verfahren zur Regeneration von Katalysatoren
DE69628777D1 (de) Katalysator und Verfahren zur Herstellung von Oxiranverbindungen
DE69427774D1 (de) Kontinuierliches verfahren zur behandlung von nahrungsmitteln
DE69532694D1 (de) Verfahren zur Gewinnung und Wiederverwendung von Phosphor-Ruthenium-Komplexkatalysatoren
DE69621156T2 (de) Verfahren zur Hydrierung von Nitrilen
DE69502561D1 (de) Katalysator zur Olefinpolymerisation und Verfahren zur Olefinpolymerisation
DE69702997D1 (de) Verfahren zur Behandlung von verunreinigtem Aluminiumoxid
DE59403853D1 (de) Verfahren zur selektiven Hydrierung von Butindiol-1,4 zu Buten-2-diol-1,4 und dafür geeigneter Katalysator
DE69503501T2 (de) Verfahren und katalysator zur hydrierung von aromaten
DE59606485D1 (de) Verfahren zur Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE69302753D1 (de) Verfahren und Katalysator zur Entschwefelung von Gasöl
DE59606489D1 (de) Verfahren zur Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE69426868D1 (de) Verfahren zur Hydrierung von Chlorsilan
DE69613464D1 (de) Katalysator und verfahren zur herstellung von amiden

Legal Events

Date Code Title Description
8364 No opposition during term of opposition