JPS5619336B1 - - Google Patents
Info
- Publication number
- JPS5619336B1 JPS5619336B1 JP8255671A JP8255671A JPS5619336B1 JP S5619336 B1 JPS5619336 B1 JP S5619336B1 JP 8255671 A JP8255671 A JP 8255671A JP 8255671 A JP8255671 A JP 8255671A JP S5619336 B1 JPS5619336 B1 JP S5619336B1
- 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
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- 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
- B01J23/90—Regeneration or reactivation
- B01J23/94—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the iron group metals or copper
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2051320A DE2051320C3 (de) | 1970-10-20 | 1970-10-20 | Verfahren zur Reinigung von aliphatischen Dicarbonsäuregemischen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5619336B1 true JPS5619336B1 (ja) | 1981-05-07 |
Family
ID=5785588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8255671A Pending JPS5619336B1 (ja) | 1970-10-20 | 1971-10-20 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5619336B1 (ja) |
| BE (1) | BE773890A (ja) |
| DE (1) | DE2051320C3 (ja) |
| FR (1) | FR2111003A5 (ja) |
| GB (1) | GB1356620A (ja) |
| IT (1) | IT944759B (ja) |
| NL (1) | NL7114294A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1208239A (en) * | 1983-06-07 | 1986-07-22 | Christian Leboeuf | Semi-refined mixed dicarboxylic acids |
-
1970
- 1970-10-20 DE DE2051320A patent/DE2051320C3/de not_active Expired
-
1971
- 1971-10-05 FR FR7135822A patent/FR2111003A5/fr not_active Expired
- 1971-10-13 BE BE773890A patent/BE773890A/xx not_active IP Right Cessation
- 1971-10-18 NL NL7114294A patent/NL7114294A/xx unknown
- 1971-10-19 IT IT53569/71A patent/IT944759B/it active
- 1971-10-19 GB GB4851171A patent/GB1356620A/en not_active Expired
- 1971-10-20 JP JP8255671A patent/JPS5619336B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT944759B (it) | 1973-04-20 |
| GB1356620A (en) | 1974-06-12 |
| DE2051320A1 (de) | 1972-04-27 |
| NL7114294A (ja) | 1972-04-24 |
| BE773890A (fr) | 1972-04-13 |
| DE2051320C3 (de) | 1982-04-29 |
| FR2111003A5 (ja) | 1972-06-02 |
| DE2051320B2 (de) | 1975-09-25 |