FR2125590B1 - - Google Patents
Info
- Publication number
- FR2125590B1 FR2125590B1 FR7205529A FR7205529A FR2125590B1 FR 2125590 B1 FR2125590 B1 FR 2125590B1 FR 7205529 A FR7205529 A FR 7205529A FR 7205529 A FR7205529 A FR 7205529A FR 2125590 B1 FR2125590 B1 FR 2125590B1
- Authority
- FR
- France
- 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
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
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
- C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Catalysts (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712108281 DE2108281A1 (en) | 1971-02-20 | 1971-02-20 | Process for the production of phthalic anhydride |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2125590A1 FR2125590A1 (en) | 1972-09-29 |
FR2125590B1 true FR2125590B1 (en) | 1975-02-14 |
Family
ID=5799419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7205529A Expired FR2125590B1 (en) | 1971-02-20 | 1972-02-18 |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT315157B (en) |
BE (1) | BE779547A (en) |
CA (1) | CA965795A (en) |
DE (1) | DE2108281A1 (en) |
FR (1) | FR2125590B1 (en) |
GB (1) | GB1370959A (en) |
IT (1) | IT951060B (en) |
NL (1) | NL7202113A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS603307B2 (en) * | 1978-11-29 | 1985-01-26 | 株式会社日本触媒 | Method for producing phthalic anhydride |
-
1971
- 1971-02-20 DE DE19712108281 patent/DE2108281A1/en active Pending
-
1972
- 1972-02-12 IT IT4828972A patent/IT951060B/en active
- 1972-02-16 GB GB712872A patent/GB1370959A/en not_active Expired
- 1972-02-17 NL NL7202113A patent/NL7202113A/xx unknown
- 1972-02-18 CA CA135,117A patent/CA965795A/en not_active Expired
- 1972-02-18 AT AT134872A patent/AT315157B/en not_active IP Right Cessation
- 1972-02-18 FR FR7205529A patent/FR2125590B1/fr not_active Expired
- 1972-02-18 BE BE779547A patent/BE779547A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA965795A (en) | 1975-04-08 |
NL7202113A (en) | 1972-08-22 |
FR2125590A1 (en) | 1972-09-29 |
IT951060B (en) | 1973-06-30 |
DE2108281A1 (en) | 1972-09-07 |
BE779547A (en) | 1972-08-18 |
GB1370959A (en) | 1974-10-16 |
AT315157B (en) | 1974-05-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |