JPS5120486B1 - - Google Patents
Info
- Publication number
- JPS5120486B1 JPS5120486B1 JP9060068A JP9060068A JPS5120486B1 JP S5120486 B1 JPS5120486 B1 JP S5120486B1 JP 9060068 A JP9060068 A JP 9060068A JP 9060068 A JP9060068 A JP 9060068A JP S5120486 B1 JPS5120486 B1 JP S5120486B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1750967A CH488644A (de) | 1967-12-13 | 1967-12-13 | Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Carbonsäureanhydriden aus mehrbasischen Carbonsäuren |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5120486B1 true JPS5120486B1 (de) | 1976-06-25 |
Family
ID=4425979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9060068A Pending JPS5120486B1 (de) | 1967-12-13 | 1968-12-12 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5120486B1 (de) |
BE (1) | BE724844A (de) |
CH (1) | CH488644A (de) |
DE (1) | DE1809941A1 (de) |
FR (1) | FR1595031A (de) |
GB (1) | GB1227887A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2189363B1 (de) * | 1972-06-21 | 1974-10-25 | Rhone Progil | |
DE2356049C3 (de) * | 1973-11-09 | 1987-10-22 | Basf Ag | Gewinnung von maleinsaeureanhydrid aus den abgasen der phthalsaeureanhydridherstellung |
-
1967
- 1967-12-13 CH CH1750967A patent/CH488644A/de not_active IP Right Cessation
-
1968
- 1968-11-20 DE DE19681809941 patent/DE1809941A1/de active Pending
- 1968-12-03 BE BE724844D patent/BE724844A/xx unknown
- 1968-12-09 GB GB1227887D patent/GB1227887A/en not_active Expired
- 1968-12-11 FR FR1595031D patent/FR1595031A/fr not_active Expired
- 1968-12-12 JP JP9060068A patent/JPS5120486B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1227887A (de) | 1971-04-07 |
DE1809941A1 (de) | 1969-07-17 |
FR1595031A (de) | 1970-06-08 |
CH488644A (de) | 1970-04-15 |
BE724844A (de) | 1969-05-16 |