NO996008L - Katalysator for fremstilling av vinylacetat i en reaktor med fluidisert sjikt og fremgangsmÕte for fremstilling av en slik katalysator - Google Patents

Katalysator for fremstilling av vinylacetat i en reaktor med fluidisert sjikt og fremgangsmÕte for fremstilling av en slik katalysator

Info

Publication number
NO996008L
NO996008L NO996008A NO996008A NO996008L NO 996008 L NO996008 L NO 996008L NO 996008 A NO996008 A NO 996008A NO 996008 A NO996008 A NO 996008A NO 996008 L NO996008 L NO 996008L
Authority
NO
Norway
Prior art keywords
catalyst
preparation
production
vinyl acetate
fluidized bed
Prior art date
Application number
NO996008A
Other languages
English (en)
Other versions
NO325524B1 (no
NO996008D0 (no
Inventor
Michael James Baker
George Frederick Salem
Original Assignee
Standard Oil Co Ohio
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 Standard Oil Co Ohio filed Critical Standard Oil Co Ohio
Publication of NO996008D0 publication Critical patent/NO996008D0/no
Publication of NO996008L publication Critical patent/NO996008L/no
Publication of NO325524B1 publication Critical patent/NO325524B1/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • B01J37/0205Impregnation in several steps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54Catalysts 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
    • B01J23/56Platinum group metals
    • B01J23/58Platinum group metals with alkali- or alkaline earth metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54Catalysts 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
    • B01J23/56Platinum group metals
    • B01J23/63Platinum group metals with rare earths or actinides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/391Physical properties of the active metal ingredient
    • B01J35/393Metal or metal oxide crystallite size
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/40Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61Surface area
    • B01J35/61310-100 m2/g
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63Pore volume
    • B01J35/633Pore volume less than 0.5 ml/g
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63Pore volume
    • B01J35/6350.5-1.0 ml/g
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027Powdering
    • B01J37/0045Drying a slurry, e.g. spray drying
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/04Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C07C67/055Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
NO19996008A 1998-12-08 1999-12-07 Katalysator for fremstilling av vinylacetat i et reaktorsystem med fluidisert sjikt, fremgangsmate for fremstilling av en slik katalysator og en fremgangsmate for fremstilling av vinylacetat. NO325524B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20785198A 1998-12-08 1998-12-08

Publications (3)

Publication Number Publication Date
NO996008D0 NO996008D0 (no) 1999-12-07
NO996008L true NO996008L (no) 2000-06-09
NO325524B1 NO325524B1 (no) 2008-06-02

Family

ID=22772244

Family Applications (2)

Application Number Title Priority Date Filing Date
NO19996008A NO325524B1 (no) 1998-12-08 1999-12-07 Katalysator for fremstilling av vinylacetat i et reaktorsystem med fluidisert sjikt, fremgangsmate for fremstilling av en slik katalysator og en fremgangsmate for fremstilling av vinylacetat.
NO20052980A NO324572B1 (no) 1998-12-08 2005-06-17 Fremgangsmate for fremstilling av et katalysatormateriale nyttig for fremstilling av vinylacetat i en reaktor med fluidisert sjikt.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NO20052980A NO324572B1 (no) 1998-12-08 2005-06-17 Fremgangsmate for fremstilling av et katalysatormateriale nyttig for fremstilling av vinylacetat i en reaktor med fluidisert sjikt.

Country Status (15)

Country Link
US (2) US6358882B1 (no)
EP (1) EP1008385A3 (no)
JP (1) JP2000176285A (no)
KR (1) KR100717093B1 (no)
CN (1) CN1178748C (no)
BR (1) BR9907490A (no)
ID (1) ID24003A (no)
MY (1) MY129802A (no)
NO (2) NO325524B1 (no)
RS (1) RS50014B (no)
RU (1) RU2237517C2 (no)
SG (1) SG86363A1 (no)
TR (1) TR199902988A2 (no)
TW (1) TW476668B (no)
UA (1) UA65569C2 (no)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19914066A1 (de) * 1999-03-27 2000-10-05 Celanese Chem Europe Gmbh Katalysatoren für die Gasphasenoxidation von Ethylen und Essigsäure zu Vinylacetat, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19959064A1 (de) * 1999-12-08 2001-06-13 Basf Ag Trägerkatalysator zur Selektivhydrierung von Alkinen und Dienen
GB0014583D0 (en) 2000-06-14 2000-08-09 Bp Chem Int Ltd Process
EP1190768A1 (de) * 2000-09-26 2002-03-27 Degussa AG Edelmetallkatalysator
GB0026241D0 (en) * 2000-10-26 2000-12-13 Bp Chem Int Ltd Process
US8572910B2 (en) * 2003-05-09 2013-11-05 Tapco International, Inc. Cap-on-cap mounting block
GB0312769D0 (en) * 2003-06-04 2003-07-09 Johnson Matthey Plc Process for selective hydrogenation of acetylenic compounds and catalyst therefor
US20050009694A1 (en) * 2003-06-30 2005-01-13 Watts Daniel J. Catalysts and methods for making same
EP1694436A1 (en) * 2003-12-19 2006-08-30 Celanese International Corporation Zirconia containing support material for catalysts
CA2547318C (en) * 2003-12-19 2010-11-02 Celanese International Corporation Layered support material for catalysts
TW201236754A (en) * 2003-12-19 2012-09-16 Celanese Int Corp Zirconia containing support materials for catalysts
JP4551109B2 (ja) * 2004-04-14 2010-09-22 エヌ・イーケムキャット株式会社 触媒の製造方法
US20050234136A1 (en) 2004-04-19 2005-10-20 Holland Brian T Colloidal compositions and methods of preparing same
DE102004050585A1 (de) * 2004-10-15 2006-04-20 Degussa Ag Mikroreaktor und Verfahren zur Synthese von Vinylacetat-Monomer (VAM) in der Gasphase
PL382741A1 (pl) * 2004-12-20 2007-12-10 Celanese International Corporation Zmodyfikowane materiały podłoża dla katalizatorów
US8227369B2 (en) * 2005-05-25 2012-07-24 Celanese International Corp. Layered composition and processes for preparing and using the composition
TW200704436A (en) * 2005-06-24 2007-02-01 Bp Chem Int Ltd Vinyl acetate catalyst and support
US20080108497A1 (en) * 2006-11-08 2008-05-08 Holland Brian T Metal-rich siliceous compositions and methods of producing same
DE102006062331A1 (de) * 2006-12-22 2008-06-26 Uhde Gmbh Herstellung von Vinylchlorid
US7811968B2 (en) * 2007-05-11 2010-10-12 Lyondell Chemical Technology, L.P. Preparation of palladium-gold catalysts
DE102007025223A1 (de) * 2007-05-31 2008-12-04 Süd-Chemie AG Zirkoniumoxid-dotierter VAM-Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102007025362A1 (de) * 2007-05-31 2008-12-11 Süd-Chemie AG Dotierter Pd/Au-Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102007025315A1 (de) * 2007-05-31 2008-12-11 Süd-Chemie AG Katalysator zur selektiven Hydrierung acetylenischer Kohlenwasserstoffe und Verfahren zu seiner Herstellung
DE102007025444A1 (de) * 2007-05-31 2008-12-11 Süd-Chemie AG VAM-Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102007025442B4 (de) * 2007-05-31 2023-03-02 Clariant International Ltd. Verwendung einer Vorrichtung zur Herstellung eines Schalenkatalysators und Schalenkatalysator
DE102007025443A1 (de) * 2007-05-31 2008-12-04 Süd-Chemie AG Pd/Au-Schalenkatalysator enthaltend HfO2, Verfahren zu dessen Herstellung sowie dessen Verwendung
US8790608B2 (en) * 2008-09-12 2014-07-29 Nalco Company Siliceous materials having tunable porosity and surface morphology and methods of synthesizing same
DE202008017277U1 (de) 2008-11-30 2009-04-30 Süd-Chemie AG Katalysatorträger
US8507720B2 (en) * 2010-01-29 2013-08-13 Lyondell Chemical Technology, L.P. Titania-alumina supported palladium catalyst
US8273682B2 (en) * 2009-12-16 2012-09-25 Lyondell Chemical Technology, L.P. Preparation of palladium-gold catalyst
US8329611B2 (en) 2009-12-16 2012-12-11 Lyondell Chemical Technology, L,P. Titania-containing extrudate
EP4316656A4 (en) * 2021-03-26 2024-05-22 Asahi Kasei Kabushiki Kaisha CATALYST FOR PRODUCING CARBOXYLIC ACID ESTER, METHOD FOR PRODUCING CARBOXYLIC ACID ESTER AND METHOD FOR PRODUCING A CATALYST FOR PRODUCING CARBOXYLIC ACID ESTER

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB123632A (en) 1918-03-27 1919-03-06 George Herman Collier Improvements in or connected with Vacuum Flasks.
GB1283737A (en) 1968-09-04 1972-08-02 Nat Distillers Chem Corp Method of catalyst preparation
SU438176A3 (ru) * 1968-10-22 1974-07-30 Кнапзак Аг (Фирма) Способ получения ненасыщенных сложных эфиров карбоновых кислот
GB1333449A (en) 1970-11-20 1973-10-10 Hoechst Ag Process for the oxacylation of olefins in the gaseous phase
US3918543A (en) * 1973-12-26 1975-11-11 Norman Halem System for employing the change of momentum during vehicle deceleration for accessory power
JPS514118A (en) 1974-06-27 1976-01-14 Kuraray Co Sakusanbiniruno seizohoho
JPS5917098B2 (ja) 1979-01-17 1984-04-19 ジェイエスアール株式会社 共役ジエンモノエステルの製造方法
US4649037A (en) * 1985-03-29 1987-03-10 Allied Corporation Spray-dried inorganic oxides from non-aqueous gels or solutions
JPS6279841A (ja) 1985-10-02 1987-04-13 Teikoku Kako Kk 無機球状体の製造方法
JPH07121358B2 (ja) 1987-12-02 1995-12-25 三菱化学株式会社 アルミナをベースとする流動触媒の製造法
TW330160B (en) * 1992-04-08 1998-04-21 Hoechst Ag Supported catalyst, process for its preparation and its use for the preparation of vinyl acetate
GB9210265D0 (en) * 1992-05-13 1992-07-01 Unilever Plc Catalysts and catalyst supports
DE4323980C1 (de) * 1993-07-16 1995-03-30 Hoechst Ag Palladium und Kalium sowie Cadmium, Barium oder Gold enthaltender Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung zur Herstellung von Vinylacetat
DE4323978C1 (de) * 1993-07-16 1995-02-16 Hoechst Ag Palladium und Kalium sowie Cadmium, Barium oder Gold enthaltender Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung zur Herstellung von Vinylacetat
ES2249764T3 (es) * 1994-02-22 2006-04-01 The Standard Oil Company Proceso de preparacion de un catalizador para fabricar acetato de vinilo en un lecho fluido.
US5466652A (en) 1994-02-22 1995-11-14 The Standard Oil Co. Process for the preparation of vinyl acetate catalyst
ES2135006T3 (es) 1994-06-02 1999-10-16 Standard Oil Co Ohio Procedimiento en lecho fluido para la acetoxilacion de etileno en la produccion de acetato de vinilo.
US5665667A (en) * 1994-06-02 1997-09-09 The Standard Oil Company Process for the preparation of vinyl acetate catalyst
US5536693A (en) * 1994-06-02 1996-07-16 The Standard Oil Company Process for the preparation of vinyl acetate catalyst
US5550281A (en) 1994-06-02 1996-08-27 Cirjak; Larry M. Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate
DE19501891C1 (de) * 1995-01-23 1996-09-26 Degussa Verfahren zur Herstellung eines Trägerkatalysators und seine Verwendung für die Produktion von Vinylacetat
DE19523271A1 (de) * 1995-06-27 1997-01-02 Hoechst Ag Katalysator und Verfahren zur Herstellung von Vinylacetat
US5691267A (en) * 1996-04-16 1997-11-25 Hoechst Celanese Corporation Two step gold addition method for preparing a vinyl acetate catalyst
GB9622911D0 (en) 1996-11-04 1997-01-08 Bp Chem Int Ltd Process
US5859287A (en) 1997-10-30 1999-01-12 Celanese International Corporation Process for preparing vinyl acetate utilizing a catalyst comprising palladium, gold, and any of certain third metals
DE19755022C2 (de) * 1997-12-11 2000-03-09 Celanese Chem Europe Gmbh Katalysator und Verfahren zur Herstellung von Vinylacetat
DE19755023C2 (de) 1997-12-11 2000-03-09 Celanese Chem Europe Gmbh Katalysator und Verfahren zur Herstellung von Vinylacetat

Also Published As

Publication number Publication date
CN1178748C (zh) 2004-12-08
UA65569C2 (en) 2004-04-15
KR20000047965A (ko) 2000-07-25
TR199902988A3 (tr) 2000-07-21
BR9907490A (pt) 2001-01-16
EP1008385A2 (en) 2000-06-14
NO325524B1 (no) 2008-06-02
TW476668B (en) 2002-02-21
NO324572B1 (no) 2007-11-26
SG86363A1 (en) 2002-02-19
ID24003A (id) 2000-06-14
YU63899A (sh) 2001-09-28
TR199902988A2 (xx) 2000-07-21
MY129802A (en) 2007-04-30
NO996008D0 (no) 1999-12-07
CN1264621A (zh) 2000-08-30
US20020062039A1 (en) 2002-05-23
NO20052980L (no) 2000-06-09
RU2237517C2 (ru) 2004-10-10
US6534672B2 (en) 2003-03-18
NO20052980D0 (no) 2005-06-17
EP1008385A3 (en) 2001-03-28
US6358882B1 (en) 2002-03-19
KR100717093B1 (ko) 2007-05-10
JP2000176285A (ja) 2000-06-27
RS50014B (sr) 2008-09-29

Similar Documents

Publication Publication Date Title
NO996008D0 (no) Katalysator for fremstilling av vinylacetat i en reaktor med fluidisert sjikt og fremgangsmåte for fremstilling av en slik katalysator
FI950819A (fi) Menetelmä vinyyliasetaatti-leijukerroskatalyytin valmistamiseksi
NO302882B1 (no) Fremgangsmåte for fremstilling av vinylacetat i en reaktor med fluidisert sjikt
ZA951441B (en) Process for the preparation of fluid bed vinyl acetate catalyst
PL294028A1 (en) Catalyst suitable for use in production of vinyl acetate and method of obtaing vinyl acetate
NO305158B1 (no) FremgangsmÕte for fremstilling av katalysatorer for bruk i fremstillingen av vinylacetat
NO992461L (no) Katalysator og anvendelse derav i fremstillingen av vinylacetat
ID18735A (id) Katalis paladium-emas untuk produksi vinil asetat
NO975881D0 (no) Katalysator og fremgangsmåte for fremstilling av hydrokarboner
NO950861D0 (no) Katalysator og fremgangsmåte for syntesen av klordioksyd og fremgangsmåte for fremstilling av katalysator for syntesen av klordioksyd
IL114988A0 (en) Fluidized bed reactor and method of operation thereof
NO985784D0 (no) Katalysator, fremgangsmÕte for fremstilling av katalysatoren og fremgangsmÕte for fremstilling av vinylacetat under anvendelse av katalysatoren
DE59900257D1 (de) Wirbelschichtreaktor und seine Verwendung
NO975346D0 (no) Katalysator for anvendelse ved fremstilling av vinylacetat
NO20004155L (no) FremgangsmÕte for fremstilling av vinylacetatkatalysator
NO20003494D0 (no) Katalysator, fremgangsmÕte for dens fremstilling og anvendelse derav i syntese av 1,2-dikloretan
NO984523D0 (no) FremgangsmÕte for fremstilling av vinylacetat-katalysator
GB9202277D0 (en) Baby safe sleep mattress
AU3044195A (en) The production of synthesis gas via fluidized bed/fixed bed process combination
NO965479D0 (no) Katalysator og fremgangsmåter for fremstilling av vinylacetat
AU3052292A (en) Toddler crib and bed conversion cot
GB9913685D0 (en) Bedrail structure of child bed
DK0891226T3 (da) Katalysator og fremgangsmåde til fremstilling af vinylacetat
TW295842U (en) Easy to operate locking structure of baby bed guardrail
NO951409L (no) Prosesser for utförelse av endotermiske reaksjoner i fluidiserte sjikt