NL7001845A - - Google Patents
Info
- Publication number
- NL7001845A NL7001845A NL7001845A NL7001845A NL7001845A NL 7001845 A NL7001845 A NL 7001845A NL 7001845 A NL7001845 A NL 7001845A NL 7001845 A NL7001845 A NL 7001845A NL 7001845 A NL7001845 A NL 7001845A
- Authority
- NL
- Netherlands
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
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
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)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80183569A | 1969-02-24 | 1969-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7001845A true NL7001845A (cs) | 1970-08-26 |
Family
ID=25182143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7001845A NL7001845A (cs) | 1969-02-24 | 1970-02-10 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3622600A (cs) |
| BE (1) | BE745862A (cs) |
| DE (1) | DE2008619A1 (cs) |
| FR (1) | FR2035697A5 (cs) |
| NL (1) | NL7001845A (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5314534B1 (cs) * | 1970-05-27 | 1978-05-18 | ||
| US4159275A (en) * | 1978-07-17 | 1979-06-26 | United States Steel Corporation | Color of maleic anhydride |
| DE3504146A1 (de) * | 1985-02-07 | 1986-08-07 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von hochreinem maleinsaeureanhydrid aus rohem maleinsaeureanhydrid |
| DE3800308A1 (de) * | 1988-01-08 | 1989-07-20 | Basf Ag | Verfahren zur gewinnung von farbstabilem maleinsaeureanhydrid |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3115503A (en) * | 1962-09-12 | 1963-12-24 | Petro Tex Chem Corp | Stabilized cyclic anhydrides |
-
1969
- 1969-02-24 US US801835A patent/US3622600A/en not_active Expired - Lifetime
-
1970
- 1970-02-10 NL NL7001845A patent/NL7001845A/xx unknown
- 1970-02-12 BE BE745862D patent/BE745862A/xx unknown
- 1970-02-23 FR FR7006297A patent/FR2035697A5/fr not_active Expired
- 1970-02-24 DE DE19702008619 patent/DE2008619A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2008619A1 (cs) | 1970-09-10 |
| FR2035697A5 (cs) | 1970-12-18 |
| BE745862A (fr) | 1970-08-12 |
| US3622600A (en) | 1971-11-23 |