NL6910085A - - Google Patents
Info
- Publication number
- NL6910085A NL6910085A NL6910085A NL6910085A NL6910085A NL 6910085 A NL6910085 A NL 6910085A NL 6910085 A NL6910085 A NL 6910085A NL 6910085 A NL6910085 A NL 6910085A NL 6910085 A NL6910085 A NL 6910085A
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/20—Power plant
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681768817 DE1768817B1 (de) | 1968-07-03 | 1968-07-03 | Verfahren zur Reinigung von rohem Phthalsaeureanhydrid durch Destillation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6910085A true NL6910085A (https=) | 1970-01-06 |
Family
ID=5699873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6910085A NL6910085A (https=) | 1968-07-03 | 1969-07-01 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3699008A (https=) |
| JP (1) | JPS5013786B1 (https=) |
| DE (1) | DE1768817B1 (https=) |
| FR (1) | FR2012267A1 (https=) |
| NL (1) | NL6910085A (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2224435B1 (https=) * | 1973-04-05 | 1976-11-12 | Rhone Progil | |
| JPS5283890U (https=) * | 1975-12-15 | 1977-06-22 | ||
| DE3133310C2 (de) | 1980-12-17 | 1984-06-28 | Davy McKee AG, 6000 Frankfurt | Verfahren zur kontinuierlichen Abtrennung schwerflüchtiger Bestandteile von einem durch Naphthalin-Oxidation hergestellten Roh-Phthalsäureanhydrid |
| FR2560204A1 (fr) * | 1984-02-24 | 1985-08-30 | Elf Aquitaine | Procede et installation de distillation de petrole par separations progressives |
| ES2199903T3 (es) * | 2001-02-12 | 2004-03-01 | Basf Aktiengesellschaft | Procedimiento para la obtencion de anhidrido del acido ftalico que cumple las especificaciones establecidas. |
| DE10106664A1 (de) * | 2001-02-12 | 2002-08-14 | Basf Ag | Verfahren zur Herstellung von spezifikationsgerechtem Phthalsäureanhydrid |
| DE102005000957A1 (de) * | 2005-01-07 | 2006-07-20 | Basf Ag | Verfahren zur Herstellung von spezifikationsgerechtem Phthalsäureanhydrid |
-
1968
- 1968-07-03 DE DE19681768817 patent/DE1768817B1/de active Pending
-
1969
- 1969-06-18 US US834275A patent/US3699008A/en not_active Expired - Lifetime
- 1969-07-01 NL NL6910085A patent/NL6910085A/xx unknown
- 1969-07-03 JP JP44052194A patent/JPS5013786B1/ja active Pending
- 1969-07-03 FR FR6922631A patent/FR2012267A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2012267A1 (https=) | 1970-03-13 |
| DE1768817B1 (de) | 1972-04-27 |
| US3699008A (en) | 1972-10-17 |
| JPS5013786B1 (https=) | 1975-05-22 |