BE734684A - - Google Patents

Info

Publication number
BE734684A
BE734684A BE734684DA BE734684A BE 734684 A BE734684 A BE 734684A BE 734684D A BE734684D A BE 734684DA BE 734684 A BE734684 A BE 734684A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE734684A publication Critical patent/BE734684A/xx

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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72—Copper
    • 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
    • B01J23/48—Silver or gold
    • B01J23/50—Silver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
BE734684D 1968-06-17 1969-06-17 BE734684A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28733/68A GB1207416A (en) 1968-06-17 1968-06-17 Preparation of unsaturated esters

Publications (1)

Publication Number Publication Date
BE734684A true BE734684A (xx) 1969-12-17

Family

ID=10280240

Family Applications (1)

Application Number Title Priority Date Filing Date
BE734684D BE734684A (xx) 1968-06-17 1969-06-17

Country Status (6)

Country Link
US (1) US3654345A (xx)
BE (1) BE734684A (xx)
DE (1) DE1929599A1 (xx)
FR (1) FR2011044A1 (xx)
GB (1) GB1207416A (xx)
NL (1) NL6909237A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2702187A1 (de) * 1977-01-20 1978-07-27 Roehm Gmbh Verfahren zur herstellung von methacrylsaeure, dem nitril und estern dieser saeure
DE3004467A1 (de) * 1980-02-07 1981-08-13 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von methylmethacrylat durch umsetzung von methylpropionat und methanol
US4743706A (en) * 1982-09-27 1988-05-10 The Standard Oil Company Preparation of unsaturated acids and esters by oxidative condensation
CA1193613A (en) * 1982-12-08 1985-09-17 Robert K. Grasselli Preparation of unsaturated acids and esters by oxidative condensation
US4581471A (en) * 1983-04-12 1986-04-08 The British Petroleum Company P.L.C. Process for the production of unsaturated carboxylic acids and/or esters
ZA843194B (en) * 1983-05-02 1984-11-28 Standard Oil Co Ohio Preparation of unsaturated acids and esters from saturated carboxylic acid derivatives,formaldehyde or its derivatives and oxygen
GB8318675D0 (en) * 1983-07-11 1983-08-10 Ici Plc Chemical process
KR20010019332A (ko) * 1999-08-26 2001-03-15 김동석 메틸 메톡시 프로피오네이트 제조방법
US20070000753A1 (en) * 2003-10-29 2007-01-04 Markus Hame Passenger conveyor drive monitoring arrangement with brake actuation
CN104874383B (zh) * 2015-04-30 2017-07-11 大连理工大学 一种用于催化合成丙烯酸甲酯的酸碱双功能催化剂及其制备方法
CN114516795A (zh) * 2022-02-25 2022-05-20 北京石油化工工程有限公司 甲醇和醋酸甲酯为原料生产丙烯酸甲酯的方法

Also Published As

Publication number Publication date
FR2011044A1 (xx) 1970-02-27
GB1207416A (en) 1970-09-30
US3654345A (en) 1972-04-04
DE1929599A1 (de) 1970-09-03
NL6909237A (xx) 1969-12-19

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