BE728930A - - Google Patents
Info
- Publication number
- BE728930A BE728930A BE728930DA BE728930A BE 728930 A BE728930 A BE 728930A BE 728930D A BE728930D A BE 728930DA BE 728930 A BE728930 A BE 728930A
- Authority
- BE
- Belgium
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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR141514 | 1968-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE728930A true BE728930A (xx) | 1969-08-01 |
Family
ID=8646634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE728930D BE728930A (xx) | 1968-02-26 | 1969-02-25 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3646125A (xx) |
| BE (1) | BE728930A (xx) |
| DE (1) | DE1909691A1 (xx) |
| FR (1) | FR1569704A (xx) |
| GB (1) | GB1223408A (xx) |
| NL (1) | NL6902211A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3910998A (en) * | 1971-04-12 | 1975-10-07 | Teijin Ltd | Process for preparation of substantially refined methylterephthalic and or 4-methylisophthalic acid |
| GB9102393D0 (en) * | 1991-02-05 | 1991-03-20 | Ici Plc | Production of terephthalic acid |
-
1968
- 1968-02-26 FR FR141514A patent/FR1569704A/fr not_active Expired
-
1969
- 1969-02-10 US US798129A patent/US3646125A/en not_active Expired - Lifetime
- 1969-02-12 NL NL6902211A patent/NL6902211A/xx unknown
- 1969-02-20 GB GB9368/69A patent/GB1223408A/en not_active Expired
- 1969-02-25 BE BE728930D patent/BE728930A/xx unknown
- 1969-02-26 DE DE19691909691 patent/DE1909691A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US3646125A (en) | 1972-02-29 |
| NL6902211A (xx) | 1969-08-28 |
| GB1223408A (en) | 1971-02-24 |
| FR1569704A (xx) | 1969-06-06 |
| DE1909691A1 (de) | 1969-09-18 |