DD106821A1 - - Google Patents
Info
- Publication number
- DD106821A1 DD106821A1 DD173006A DD17300673A DD106821A1 DD 106821 A1 DD106821 A1 DD 106821A1 DD 173006 A DD173006 A DD 173006A DD 17300673 A DD17300673 A DD 17300673A DD 106821 A1 DD106821 A1 DD 106821A1
- Authority
- DD
- German Democratic Republic
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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Furan Compounds (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US387035A US3927040A (en) | 1971-01-01 | 1973-08-09 | Method of simultaneous production of phthalic anhydride and anthraquinone |
| DD173006A DD106821A1 (enExample) | 1971-01-01 | 1973-08-21 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU711604520A SU445265A1 (ru) | 1971-01-01 | 1971-01-01 | Способ получени смеси фталевого ангидрида и антрахинона |
| DD173006A DD106821A1 (enExample) | 1971-01-01 | 1973-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD106821A1 true DD106821A1 (enExample) | 1974-07-05 |
Family
ID=25747504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD173006A DD106821A1 (enExample) | 1971-01-01 | 1973-08-21 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3927040A (enExample) |
| DD (1) | DD106821A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4317745A (en) * | 1980-12-15 | 1982-03-02 | The Dow Chemical Company | Catalytic oxidation of phenols to 1,4-benzoquinones |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1285117A (en) * | 1917-02-17 | 1918-11-19 | Harry D Gibbs | Process for the manufacture of phthalic anhydrid, phthalic acid, benzoic acid, and naphthaquinones. |
| US2769018A (en) * | 1954-05-05 | 1956-10-30 | American Cyanamid Co | Catalytic oxidation of polynuclear hydrocarbons |
-
1973
- 1973-08-09 US US387035A patent/US3927040A/en not_active Expired - Lifetime
- 1973-08-21 DD DD173006A patent/DD106821A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3927040A (en) | 1975-12-16 |