FI45550C - Menetelmä puhtaan tereftaalihapon talteenottamiseksi. - Google Patents
Menetelmä puhtaan tereftaalihapon talteenottamiseksi.Info
- Publication number
- FI45550C FI45550C FI661923A FI192366A FI45550C FI 45550 C FI45550 C FI 45550C FI 661923 A FI661923 A FI 661923A FI 192366 A FI192366 A FI 192366A FI 45550 C FI45550 C FI 45550C
- Authority
- FI
- Finland
- Prior art keywords
- terephthalic acid
- pure terephthalic
- recovering pure
- recovering
- acid
- Prior art date
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
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEC36516A DE1259326B (de) | 1965-07-28 | 1965-07-28 | Verfahren zur Gewinnung reiner Terephthalsaeure |
DEC0036517 | 1965-07-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI45550B FI45550B (fi) | 1972-04-04 |
FI45550C true FI45550C (fi) | 1972-07-10 |
Family
ID=25970100
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI661921A FI44386C (fi) | 1965-07-28 | 1966-07-18 | Menetelmä puhtaan tereftaalihapon talteenottamiseksi |
FI661923A FI45550C (fi) | 1965-07-28 | 1966-07-19 | Menetelmä puhtaan tereftaalihapon talteenottamiseksi. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI661921A FI44386C (fi) | 1965-07-28 | 1966-07-18 | Menetelmä puhtaan tereftaalihapon talteenottamiseksi |
Country Status (11)
Country | Link |
---|---|
BE (1) | BE684645A (fi) |
CH (2) | CH539013A (fi) |
DE (2) | DE1259326B (fi) |
DK (2) | DK118234B (fi) |
ES (1) | ES329474A1 (fi) |
FI (2) | FI44386C (fi) |
FR (1) | FR1487936A (fi) |
GB (1) | GB1155589A (fi) |
LU (1) | LU50543A1 (fi) |
NL (1) | NL6609738A (fi) |
SE (1) | SE343850B (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2010137C3 (de) * | 1970-03-04 | 1979-07-05 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von Terephthalsauredimethylester |
US3883584A (en) * | 1971-11-25 | 1975-05-13 | Teijin Ltd | Process for the preparation of terephthalic acid |
DE2804156C2 (de) * | 1977-01-31 | 1982-04-08 | Teijin Ltd., Osaka | Verfahren zur Herstellung von Terephthalsäure |
ES2104512B1 (es) * | 1995-09-21 | 1998-07-01 | Interquisa | Procedimiento industrial para la fabricacion de acidos carboxilicos aromaticos. |
-
0
- DE DENDAT1251735D patent/DE1251735B/de active Pending
-
1965
- 1965-07-28 DE DEC36516A patent/DE1259326B/de active Pending
-
1966
- 1966-02-28 LU LU50543A patent/LU50543A1/xx unknown
- 1966-07-12 NL NL6609738A patent/NL6609738A/xx unknown
- 1966-07-18 FI FI661921A patent/FI44386C/fi active
- 1966-07-19 FI FI661923A patent/FI45550C/fi active
- 1966-07-23 ES ES0329474A patent/ES329474A1/es not_active Expired
- 1966-07-25 CH CH1071866A patent/CH539013A/de not_active IP Right Cessation
- 1966-07-25 CH CH1071766A patent/CH466259A/de unknown
- 1966-07-26 SE SE10197/66A patent/SE343850B/xx unknown
- 1966-07-27 GB GB33736/66A patent/GB1155589A/en not_active Expired
- 1966-07-27 BE BE684645D patent/BE684645A/xx unknown
- 1966-07-27 DK DK390266AA patent/DK118234B/da unknown
- 1966-07-27 DK DK390366AA patent/DK125196B/da unknown
- 1966-07-28 FR FR71203A patent/FR1487936A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1487936A (fr) | 1967-07-07 |
DK125196B (da) | 1973-01-15 |
DE1259326B (de) | 1968-01-25 |
FI44386C (fi) | 1971-11-10 |
ES329474A1 (es) | 1967-05-16 |
NL6609738A (fi) | 1967-01-30 |
DE1251735B (de) | 1967-10-12 |
CH466259A (de) | 1968-12-15 |
BE684645A (fi) | 1967-01-27 |
CH539013A (de) | 1973-07-15 |
GB1155589A (en) | 1969-06-18 |
FI44386B (fi) | 1971-08-02 |
FI45550B (fi) | 1972-04-04 |
LU50543A1 (fi) | 1966-04-28 |
SE343850B (fi) | 1972-03-20 |
DK118234B (da) | 1970-07-27 |
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