NL7404299A - - Google Patents
Info
- Publication number
- NL7404299A NL7404299A NL7404299A NL7404299A NL7404299A NL 7404299 A NL7404299 A NL 7404299A NL 7404299 A NL7404299 A NL 7404299A NL 7404299 A NL7404299 A NL 7404299A NL 7404299 A NL7404299 A NL 7404299A
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/22—Halogenating
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/30—Ion-exchange
-
- 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
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/04—Processes using organic exchangers
- B01J39/05—Processes using organic exchangers in the strongly acidic form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3635173A JPS557300B2 (xx) | 1973-03-30 | 1973-03-30 | |
| JP4782673A JPS5419399B2 (xx) | 1973-04-26 | 1973-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7404299A true NL7404299A (xx) | 1974-10-02 |
Family
ID=26375394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7404299A NL7404299A (xx) | 1973-03-30 | 1974-03-29 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3959449A (xx) |
| DE (1) | DE2415393C3 (xx) |
| FR (1) | FR2223307B1 (xx) |
| GB (1) | GB1460941A (xx) |
| IT (1) | IT1004435B (xx) |
| NL (1) | NL7404299A (xx) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2922489C2 (de) * | 1979-06-01 | 1983-08-18 | JGC Corp., Tokyo | Verfahren zur Aufarbeitung der bei der Herstellung von Terephthalsäure anfallenden Mutterlauge |
| DE2950318C2 (de) | 1979-12-14 | 1982-02-25 | Dynamit Nobel Ag, 5210 Troisdorf | Gewinnung und Wiederverwendung von Kobalt- oder Kobalt und Manganverbindungen aus dem Witten-DMT-Prozeß |
| GB2069859B (en) * | 1979-12-19 | 1983-06-22 | Euteco Impianti Spa | Process for preparing catalysts based on polybdenum and iron oxide |
| DE3112066C2 (de) * | 1981-03-27 | 1984-03-01 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Gewinnung von 1,2,4-Benzoltricarbonsäure |
| US5955394A (en) * | 1996-08-16 | 1999-09-21 | Mobile Process Technology, Co. | Recovery process for oxidation catalyst in the manufacture of aromatic carboxylic acids |
| AU5490799A (en) * | 1999-08-17 | 2001-03-13 | Mobile Process Technology, Co. | Process for the purification of wash water from the production of aromatic acids |
| US6982234B2 (en) | 2000-06-01 | 2006-01-03 | Gtc Technology Inc. | Methods and apparatus for removing catalyst from oxidation reactor effluent |
| JP4788023B2 (ja) * | 2000-06-27 | 2011-10-05 | 三菱瓦斯化学株式会社 | 液相酸化反応母液からの触媒成分の回収方法 |
| CN102137707B (zh) * | 2008-08-26 | 2013-08-21 | 瑞来斯实业公司 | 用于从对苯二甲酸生产中回收有价值的物质的方法和设备 |
| EP3397595A1 (en) * | 2015-12-31 | 2018-11-07 | BP Corporation North America Inc. | Process for recovering heavy metal ions |
| CN115672378B (zh) * | 2022-11-15 | 2024-04-09 | 万华化学集团股份有限公司 | 一种制备维生素e乙酸酯的反应体系中催化剂的回用方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3686076A (en) * | 1969-12-18 | 1972-08-22 | Gulf Research Development Co | Separation of dry hbr from a dilute aqueous solution of hbr |
-
1974
- 1974-03-26 GB GB1323474A patent/GB1460941A/en not_active Expired
- 1974-03-29 NL NL7404299A patent/NL7404299A/xx unknown
- 1974-03-29 FR FR7411532A patent/FR2223307B1/fr not_active Expired
- 1974-03-29 DE DE2415393A patent/DE2415393C3/de not_active Expired
- 1974-03-29 IT IT49845/74A patent/IT1004435B/it active
- 1974-04-01 US US05/456,717 patent/US3959449A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2223307B1 (xx) | 1976-10-08 |
| DE2415393C3 (de) | 1979-10-18 |
| GB1460941A (en) | 1977-01-06 |
| DE2415393A1 (de) | 1974-10-24 |
| US3959449A (en) | 1976-05-25 |
| FR2223307A1 (xx) | 1974-10-25 |
| DE2415393B2 (de) | 1979-03-01 |
| IT1004435B (it) | 1976-07-10 |