NL6909237A - - Google Patents
Info
- Publication number
- NL6909237A NL6909237A NL6909237A NL6909237A NL6909237A NL 6909237 A NL6909237 A NL 6909237A NL 6909237 A NL6909237 A NL 6909237A NL 6909237 A NL6909237 A NL 6909237A NL 6909237 A NL6909237 A NL 6909237A
- Authority
- NL
- Netherlands
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
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- 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)
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 |
---|---|
NL6909237A true NL6909237A (xx) | 1969-12-19 |
Family
ID=10280240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6909237A NL6909237A (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)
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 |
-
1968
- 1968-06-17 GB GB28733/68A patent/GB1207416A/en not_active Expired
-
1969
- 1969-05-21 US US826693A patent/US3654345A/en not_active Expired - Lifetime
- 1969-05-28 FR FR6917353A patent/FR2011044A1/fr active Pending
- 1969-06-11 DE DE19691929599 patent/DE1929599A1/de active Pending
- 1969-06-17 NL NL6909237A patent/NL6909237A/xx unknown
- 1969-06-17 BE BE734684D patent/BE734684A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR2011044A1 (xx) | 1970-02-27 |
GB1207416A (en) | 1970-09-30 |
BE734684A (xx) | 1969-12-17 |
US3654345A (en) | 1972-04-04 |
DE1929599A1 (de) | 1970-09-03 |