[go: up one dir, main page]

ES2022070T3 - Catalizador para la oxidacion catalitica en fase gaseosa de olefinas para formar aldehidos insaturados. - Google Patents

Catalizador para la oxidacion catalitica en fase gaseosa de olefinas para formar aldehidos insaturados.

Info

Publication number
ES2022070T3
ES2022070T3 ES90117464T ES90117464T ES2022070T3 ES 2022070 T3 ES2022070 T3 ES 2022070T3 ES 90117464 T ES90117464 T ES 90117464T ES 90117464 T ES90117464 T ES 90117464T ES 2022070 T3 ES2022070 T3 ES 2022070T3
Authority
ES
Spain
Prior art keywords
catalyst
unsaturated aldehydes
olefins
gaseous phase
catalytic oxidation
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
ES90117464T
Other languages
English (en)
Other versions
ES2022070A4 (es
Inventor
Wolfgang Dr Bock
Dietrich Dr Arntz
Gunter Dr Prescher
Werner Burkhardt
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 Degussa GmbH filed Critical Degussa GmbH
Publication of ES2022070A4 publication Critical patent/ES2022070A4/es
Application granted granted Critical
Publication of ES2022070T3 publication Critical patent/ES2022070T3/es
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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • 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
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
    • B01J27/19—Molybdenum
    • B01J27/192—Molybdenum with bismuth
    • 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
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/34—Mechanical properties
    • B01J35/37—Crush or impact strength
    • 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
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/34—Mechanical properties
    • B01J35/38—Abrasion or attrition resistance
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
    • C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

SE HA PRESENTADO UN CATALIZADOR PARA LA PRODUCCION DE ALDEHIDOS NO SATURADOS MEDIANTE LA OXIDACION CON UN GAS QUE CONTIENE OXIGENO MOLECULAR. DISPONE DE UN CUERPO DE CATALIZADOR QUE CONSISTE EN UNA MASA ACTIVA COMPUESTA DE LOS ELEMENTOS MO, BI, P Y O Y UN MATERIAL DE SOPORTE QUE CONTIENE SI. SEGUN LA INVENCION, QUEDA DEFINIDA LA PROPORCION ENTRE LA SUPERFICIE EXTERNA, EL VOLUMEN, EL TAMAÑO, LA POROSIDAD, LA MASA ESPECIFICA, LA SUPERFICIE ESPECIFICA, LA RESISTENCIA A LA ROTURA, EL DESGASTE Y LA PERMEABILIDAD AL GAS. EL CATALIZADOR SE FABRICA SEGUN UN PROCEDIMIENTO ESPECIAL QUE TAMBIEN ES OBJETO DE LA INVENCION.
ES90117464T 1989-09-13 1990-09-11 Catalizador para la oxidacion catalitica en fase gaseosa de olefinas para formar aldehidos insaturados. Expired - Lifetime ES2022070T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3930533A DE3930533C1 (es) 1989-09-13 1989-09-13

Publications (2)

Publication Number Publication Date
ES2022070A4 ES2022070A4 (es) 1991-12-01
ES2022070T3 true ES2022070T3 (es) 1994-03-01

Family

ID=6389314

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90117464T Expired - Lifetime ES2022070T3 (es) 1989-09-13 1990-09-11 Catalizador para la oxidacion catalitica en fase gaseosa de olefinas para formar aldehidos insaturados.

Country Status (13)

Country Link
US (1) US5082819A (es)
EP (1) EP0417722B1 (es)
JP (1) JP3145101B2 (es)
CN (1) CN1027045C (es)
AT (1) ATE97026T1 (es)
AU (1) AU624024B2 (es)
BR (1) BR9004581A (es)
DD (1) DD297574A5 (es)
DE (2) DE3930533C1 (es)
DK (1) DK0417722T3 (es)
ES (1) ES2022070T3 (es)
MX (1) MX174107B (es)
ZA (1) ZA907041B (es)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0784400B2 (ja) * 1990-04-03 1995-09-13 株式会社日本触媒 不飽和アルデヒドおよび不飽和酸の製造方法
FR2670686B1 (fr) * 1990-12-20 1994-08-12 Rhone Poulenc Chimie Composition catalytique pour la preparation d'aldehydes alpha,beta-insatures par oxydation d'olefines en phase gazeuse et procede d'oxydation.
FR2670685B1 (fr) * 1990-12-20 1995-03-10 Rhone Poulenc Chimie Procede de preparation de catalyseurs enrobes a base de molybdates de bismuth et de fer dopes par du phosphore et du potassium.
IT1256156B (it) * 1992-10-06 1995-11-29 Montecatini Tecnologie Srl Catalizzatore in granuli particolarmente per la deidrogenazione ossidativa di metanolo a formaldeide
IT1282267B1 (it) * 1995-03-14 1998-03-16 Montecatini Tecnologie Srl Catalizzatori e supporti per catalizzatori ottenuti per pastigliatura
IT1283207B1 (it) * 1996-03-08 1998-04-16 Montecatini Tecnologie Srl Catalizzatori per la deidrogenazione di etilbenzene a stirene
US6437193B1 (en) 1997-07-15 2002-08-20 E. I. Du Pont De Nemours And Company Vapor phase oxidation of propylene to acrolein
US6281384B1 (en) 1998-06-26 2001-08-28 E. I. Du Pont Nemours And Company Vapor phase catalytic oxidation of propylene to acrylic acid
TW511105B (en) 1999-03-11 2002-11-21 Murata Manufacturing Co Method of firing magnetic core
DE69918672T2 (de) 1999-05-21 2005-07-21 Evc Technology Ag Katalysator und Oxychlorinierungsverfahren unter Verwendung derselben
DE60114109T2 (de) 2000-08-30 2006-07-27 Haldor Topsoe A/S Katalysatorpartikel zur Hydrobehandlung
JP4933709B2 (ja) * 2001-09-26 2012-05-16 三菱レイヨン株式会社 不飽和カルボン酸合成用触媒の製造方法
CN101066528B (zh) * 2001-11-08 2010-09-29 三菱化学株式会社 复合氧化物催化剂及其制备方法
EP2343123B1 (en) * 2001-11-08 2021-01-06 Mitsubishi Chemical Corporation METHOD FOR PREPARATION of a COMPOSITE OXIDE CATALYST
EP1386664B1 (en) * 2002-07-31 2016-05-11 Ineos Technologies (Vinyls) Limited A hollow parallelepiped pellet suitable as carrier of catalysts for selective exothermic reactions
MY144024A (en) * 2003-09-22 2011-07-29 Basf Ag Preparation of annular unsupported catalysts
DE10344149A1 (de) * 2003-09-22 2004-04-08 Basf Ag Verfahren zur Herstellung von ringförmigen Vollkatalysatoren
JP2007520328A (ja) * 2003-10-14 2007-07-26 エルジー・ケム・リミテッド プロピレン気相部分酸化反応用触媒及びその製造方法
WO2005053844A1 (ja) 2003-12-04 2005-06-16 Mitsubishi Chemical Corporation 不飽和アルデヒド及び不飽和カルボン酸の製造用触媒の製造方法
US7579297B2 (en) 2003-12-18 2009-08-25 Mitsubishi Rayon Co., Ltd. Method for producing catalyst for production of unsaturated aldehyde and unsaturated carboxylic acid
WO2005075072A1 (ja) 2004-02-10 2005-08-18 Mitsubishi Rayon Co., Ltd. α，β−不飽和カルボン酸製造用触媒及びその製造方法、並びに、α，β−不飽和カルボン酸の製造方法
CN1917956B (zh) * 2004-02-10 2010-06-16 三菱丽阳株式会社 α,β-不饱和羧酸制造用催化剂及其制造方法,以及α,β-不饱和羧酸的制造方法
JP4947756B2 (ja) * 2005-03-25 2012-06-06 三菱レイヨン株式会社 不飽和アルデヒドおよび不飽和カルボン酸合成用触媒の製造方法、並びに不飽和アルデヒドおよび不飽和カルボン酸の製造方法
US7732367B2 (en) * 2005-07-25 2010-06-08 Saudi Basic Industries Corporation Catalyst for methacrolein oxidation and method for making and using same
US7851397B2 (en) * 2005-07-25 2010-12-14 Saudi Basic Industries Corporation Catalyst for methacrolein oxidation and method for making and using same
US7649112B2 (en) 2005-07-25 2010-01-19 Saudi Basic Industries Corporation Integrated plant for producing 2-ethyl-hexanol and methacrylic acid and a method based thereon
US7649111B2 (en) * 2005-07-25 2010-01-19 Saudi Basic Industries Corporation Catalyst for the oxidation of a mixed aldehyde feedstock to methacrylic acid and methods for making and using same
DE102006015710A1 (de) * 2005-10-14 2007-04-26 Degussa Gmbh Mischoxidationskatalysatoren für die katalytische Gasphasenoxidation von Olefinen und Verfahren zu ihrer Herstellung
JP4749943B2 (ja) * 2006-06-13 2011-08-17 東罐興業株式会社 ホワイトアスパラ栽培用被覆フィルムとそれを用いた栽培用ハウス
US7799946B2 (en) * 2007-02-14 2010-09-21 Saudi Basic Industries Corporation Process for separating methacrolein from methacrylic acid in a gas phase product from the partial oxidation of isobutene
CN102203040B (zh) * 2008-11-06 2014-04-16 日本化药株式会社 甲基丙烯酸的制造方法及甲基丙烯酸制造用催化剂
JP2011102249A (ja) * 2009-11-10 2011-05-26 Nippon Shokubai Co Ltd アクリル酸の製造方法
DE102010052126A1 (de) * 2010-11-22 2012-05-24 Süd-Chemie AG Katalysatorformkörper für durchströmte Festbettreaktoren
JP5394457B2 (ja) * 2011-09-02 2014-01-22 三菱レイヨン株式会社 不飽和アルデヒドおよび不飽和カルボン酸合成用触媒、その製造方法、並びに不飽和アルデヒドおよび不飽和カルボン酸の製造方法
US8921257B2 (en) 2011-12-02 2014-12-30 Saudi Basic Industries Corporation Dual function partial oxidation catalyst for propane to acrylic acid conversion
AU2013207783B2 (en) 2012-01-13 2017-07-13 Lummus Technology Llc Process for providing C2 hydrocarbons via oxidative coupling of methane and for separating hydrocarbon compounds
US8722940B2 (en) 2012-03-01 2014-05-13 Saudi Basic Industries Corporation High molybdenum mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins
CN103524312A (zh) * 2012-07-03 2014-01-22 中国石油化工股份有限公司 制备甲基丙烯醛的方法
US9969660B2 (en) 2012-07-09 2018-05-15 Siluria Technologies, Inc. Natural gas processing and systems
US9598328B2 (en) 2012-12-07 2017-03-21 Siluria Technologies, Inc. Integrated processes and systems for conversion of methane to multiple higher hydrocarbon products
EP3074119B1 (en) 2013-11-27 2019-01-09 Siluria Technologies, Inc. Reactors and systems for oxidative coupling of methane
CN110655437B (zh) 2014-01-08 2022-09-09 鲁玛斯技术有限责任公司 乙烯成液体的系统和方法
US10377682B2 (en) 2014-01-09 2019-08-13 Siluria Technologies, Inc. Reactors and systems for oxidative coupling of methane
US9701597B2 (en) 2014-01-09 2017-07-11 Siluria Technologies, Inc. Oxidative coupling of methane implementations for olefin production
KR102422025B1 (ko) * 2015-02-27 2022-07-15 닛뽄 가야쿠 가부시키가이샤 불포화 알데히드 및/또는 불포화 카본산 제조용 촉매 및 그의 제조 방법 그리고 불포화 알데히드 및/또는 불포화 카본산의 제조 방법
US10793490B2 (en) 2015-03-17 2020-10-06 Lummus Technology Llc Oxidative coupling of methane methods and systems
US9334204B1 (en) 2015-03-17 2016-05-10 Siluria Technologies, Inc. Efficient oxidative coupling of methane processes and systems
CN107743419B (zh) 2015-03-27 2021-12-03 巴斯夫欧洲公司 用于so2催化氧化成so3的成型催化剂体
US20160289143A1 (en) 2015-04-01 2016-10-06 Siluria Technologies, Inc. Advanced oxidative coupling of methane
US9328297B1 (en) 2015-06-16 2016-05-03 Siluria Technologies, Inc. Ethylene-to-liquids systems and methods
JP6540422B2 (ja) * 2015-09-24 2019-07-10 三菱ケミカル株式会社 複合酸化物触媒
US20170107162A1 (en) 2015-10-16 2017-04-20 Siluria Technologies, Inc. Separation methods and systems for oxidative coupling of methane
CN108883366A (zh) 2016-01-09 2018-11-23 奥升德高性能材料公司 用于在丙烯腈反应器进给物流中氰化氢的直接制备的催化剂组合物及方法
EP3442934A4 (en) 2016-04-13 2019-12-11 Siluria Technologies, Inc. OXIDIZING COUPLING OF METHANE FOR THE PRODUCTION OF OLEFINS
CN107282056B (zh) * 2016-04-13 2020-12-29 中国石油化工股份有限公司 丙烯氧化合成丙烯醛和丙烯酸的催化剂
WO2018118105A1 (en) 2016-12-19 2018-06-28 Siluria Technologies, Inc. Methods and systems for performing chemical separations
WO2018114900A1 (en) * 2016-12-20 2018-06-28 Shell Internationale Research Maatschappij B.V. Oxidative dehydrogenation (odh) of ethane
PL3630707T3 (pl) 2017-05-23 2024-02-19 Lummus Technology Llc Zintegrowanie sposobów utleniającego sprzęgania metanu
KR20200051583A (ko) 2017-07-07 2020-05-13 루머스 테크놀로지 엘엘씨 메탄의 산화적 커플링를 위한 시스템 및 방법
EP3431178A1 (de) 2017-07-20 2019-01-23 Basf Se Katalysatoren und verfahren für die katalytische oxidation von so2 zu so3
EP3762144A1 (en) 2018-03-07 2021-01-13 Basf Se Shaped catalyst body in the form of tetralobes of uniform wall thickness
CN111788003A (zh) 2018-03-07 2020-10-16 巴斯夫欧洲公司 具有中心通道的四叶体形式的催化剂成型体
EP3569308A1 (de) 2018-05-18 2019-11-20 Basf Se Formkörper in form von multiloben
KR102609794B1 (ko) * 2019-03-27 2023-12-04 미쯔비시 케미컬 주식회사 촉매 성형체, 메타크롤레인 및/또는 메타크릴산 제조용의 촉매 성형체, 및 메타크롤레인 및/또는 메타크릴산의 제조 방법
CN112569957A (zh) * 2019-09-29 2021-03-30 中国石油化工股份有限公司 一种烯烃氧化催化剂及其制备方法和应用
CN115379893A (zh) 2020-04-14 2022-11-22 凯洛格·布朗及鲁特有限公司 用于c5-c12链烷烃异构化的催化剂制造方法
AU2022340529A1 (en) 2021-08-31 2024-02-29 Lummus Technology Llc Methods and systems for performing oxidative coupling of methane

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941007A (en) * 1957-06-10 1960-06-14 Standard Oil Co Process for the oxidation of olefins
FR2016707A1 (es) * 1968-08-31 1970-05-08 Degussa
JPS5498717A (en) * 1978-01-17 1979-08-03 Nippon Zeon Co Ltd Preparation of unsaturated carboxylic acid
DE3125061C2 (de) * 1981-06-26 1984-03-15 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Acrolein bzw. Methacrolein durch katalytische Oxidation von Propylen bzw. Isobutylen oder tertiär-Butanol in sauerstoffhaltigen Gasgemischen
JPS58119346A (ja) * 1982-01-06 1983-07-15 Nippon Shokubai Kagaku Kogyo Co Ltd プロピレン酸化用触媒
JPS5946132A (ja) * 1982-09-06 1984-03-15 Nippon Shokubai Kagaku Kogyo Co Ltd メタクロレイン合成用触媒
US4537874A (en) * 1982-10-22 1985-08-27 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for production of unsaturated aldehydes
US4510261A (en) * 1983-10-17 1985-04-09 W. R. Grace & Co. Catalyst with high geometric surface area
EP0296285B1 (en) * 1987-06-24 1992-07-29 The Dow Chemical Company A dehydrogenation catalyst having improved moisture stability and a process for making the same
SU1665870A3 (ru) * 1986-03-24 1991-07-23 Мицубиси Петрокемикал Компани Лимитед (Фирма) Способ приготовлени окисного катализатора дл окислени пропилена
DE3867249D1 (de) * 1987-02-17 1992-02-13 Nippon Catalytic Chem Ind Katalysator zur oxydation von olefin oder tertiaerem alkohol und verfahren zu seiner herstellung.
DE3740271A1 (de) * 1987-11-27 1989-06-01 Basf Ag Verfahren zur herstellung einer fuer die gasphasenoxidation von propylen zu acrolein und acrylsaeure katalytisch aktiven masse
DE3827639A1 (de) * 1988-08-16 1990-02-22 Basf Ag Katalysator fuer die oxidation und ammonoxidation von (alpha),ss-ungesaettigten kohlenwasserstoffen

Also Published As

Publication number Publication date
ZA907041B (en) 1991-06-26
CN1050340A (zh) 1991-04-03
BR9004581A (pt) 1991-09-10
JPH03109946A (ja) 1991-05-09
MX174107B (es) 1994-04-21
DD297574A5 (de) 1992-01-16
JP3145101B2 (ja) 2001-03-12
DE59003442D1 (de) 1993-12-16
DK0417722T3 (da) 1996-04-22
US5082819A (en) 1992-01-21
AU624024B2 (en) 1992-05-28
EP0417722A1 (de) 1991-03-20
EP0417722B1 (de) 1993-11-10
ES2022070A4 (es) 1991-12-01
CN1027045C (zh) 1994-12-21
DE3930533C1 (es) 1991-05-08
ATE97026T1 (de) 1993-11-15
AU6245990A (en) 1991-03-21

Similar Documents

Publication Publication Date Title
ES2022070T3 (es) Catalizador para la oxidacion catalitica en fase gaseosa de olefinas para formar aldehidos insaturados.
ES476302A1 (es) Un procedimiento mejorado para la preparacion en fase de va-por de oxido de etileno
ES2022068T3 (es) Procedimiento para la preparacion de acroleina mediante oxidacion catalitica de propeno en fase gaseosa.
ES2027712T3 (es) Catalizador para la oxidacion de una olefina o un alcohol terciario.
ES2010168T3 (es) Un material de soporte para catalizadores que contiene lantanidos.
FR2380688A7 (fr) Nouveau pansement
ES2000418T3 (es) Compuestos ceramicos de configuracion especial y metodos de fabricacion de los mismos.
ES460114A1 (es) Procedimiento para obtener oxido de etileno.
ES410609A1 (es) Procedimiento para la produccion de una estructura ceramicapermeable.
IT1069115B (it) Catalizzatore per la produzione di gas combustibili mediante reforming di idrocarburi..procedimento per la fabbricazione di tale catalizzatore e procedimento per la produzione di gas contenenti metano mediante l uso del catalizzatore stesso
ES2095012T3 (es) Material pirotecnico en lamina.
ES2059798T3 (es) Nuevo catalizador que puede ser empleado en un procedimiento de reduccion selectiva de oxidos de nitrogeno.
ES439264A1 (es) Perfeccionamientos introducidos en una lampara de descarga en gas de baja presion.
ES2093872T3 (es) Procedimiento para la reactivacion de un catalizador de carbon activo empleado para la preparacion de 1,1,1,2,3,3,3-heptafluoropropano (r 227).
ES2025769T3 (es) Procedimiento para preparar catalizadores de hidrotratamiento a partir de hidrogeles.
MX173275B (es) Procedimiento para la preparacion de acetato de vinilo
ES2050751T3 (es) Alta produccion volumetrica de metanol en un reactor en fase liquida.
CO4900078A1 (es) Sistema para preservar y suministrar soluciones de gas
ES2042967T3 (es) Procedimiento para la hidrogenacion de nitrilos mayores a aminas.
USD246633S (en) Bottle carrier
ES2038540B1 (es) Procedimiento para limpiar un sinterizado usado para filtrar una suspension catalizadora metalica.
ES2041033T3 (es) Procedimiento para la produccion de un vacio.
USD249700S (en) Combined transparent charging tube and base for use with a gunpowder flask
DE3563172D1 (en) Silver catalyst for production of ethylene oxide and method for manufacture thereof
ES2083814T3 (es) Procedimiento para la obtencion de piezas moldeadas sinterizadas.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 417722

Country of ref document: ES