NL7402131A - - Google Patents
Info
- Publication number
- NL7402131A NL7402131A NL7402131A NL7402131A NL7402131A NL 7402131 A NL7402131 A NL 7402131A NL 7402131 A NL7402131 A NL 7402131A NL 7402131 A NL7402131 A NL 7402131A NL 7402131 A NL7402131 A NL 7402131A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
-
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7306469A FR2219144B1 (en) | 1973-02-23 | 1973-02-23 | |
| CA198,851A CA1018543A (en) | 1973-02-23 | 1974-05-03 | Process of reduction of ferric ions into ferrous ions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7402131A true NL7402131A (en) | 1974-08-27 |
Family
ID=25667561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7402131A NL7402131A (en) | 1973-02-23 | 1974-02-15 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS49115992A (en) |
| BR (1) | BR7401247D0 (en) |
| CA (1) | CA1018543A (en) |
| CH (1) | CH590790A5 (en) |
| CS (1) | CS178911B2 (en) |
| DD (1) | DD109858A5 (en) |
| DE (1) | DE2408684A1 (en) |
| FR (1) | FR2219144B1 (en) |
| GB (1) | GB1429105A (en) |
| NL (1) | NL7402131A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2757154B1 (en) * | 1996-12-12 | 2000-01-14 | Rhone Poulenc Fibres | PROCESS FOR THE PREPARATION OF DIACIDS FROM THE WASHING WATERS OF CYCLOHEXANE OXIDATION PRODUCTS |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB740747A (en) * | 1951-08-18 | 1955-11-16 | Distillers Co Yeast Ltd | Preparation of alpha-omega-dicarboxylic acids |
| GB1143139A (en) * | 1966-11-23 | 1969-02-19 | Johnson Matthey Co Ltd | Improvements in and relating to the oxidation of ferrous compounds and to the reduction of ferric compounds |
-
1973
- 1973-02-23 FR FR7306469A patent/FR2219144B1/fr not_active Expired
-
1974
- 1974-02-15 NL NL7402131A patent/NL7402131A/xx active Search and Examination
- 1974-02-19 DD DD176657A patent/DD109858A5/xx unknown
- 1974-02-20 JP JP49019591A patent/JPS49115992A/ja active Pending
- 1974-02-20 BR BR1247/74A patent/BR7401247D0/en unknown
- 1974-02-22 GB GB821074A patent/GB1429105A/en not_active Expired
- 1974-02-22 CH CH258874A patent/CH590790A5/xx not_active IP Right Cessation
- 1974-02-22 DE DE19742408684 patent/DE2408684A1/en active Pending
- 1974-02-25 CS CS7400001375A patent/CS178911B2/en unknown
- 1974-05-03 CA CA198,851A patent/CA1018543A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2219144B1 (en) | 1976-06-11 |
| DD109858A5 (en) | 1974-11-20 |
| CA1018543A (en) | 1977-10-04 |
| CS178911B2 (en) | 1977-10-31 |
| DE2408684A1 (en) | 1974-09-05 |
| FR2219144A1 (en) | 1974-09-20 |
| CH590790A5 (en) | 1977-08-31 |
| GB1429105A (en) | 1976-03-24 |
| JPS49115992A (en) | 1974-11-06 |
| BR7401247D0 (en) | 1974-11-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 |