DD109858A5 - - Google Patents
Info
- Publication number
- DD109858A5 DD109858A5 DD176657A DD17665774A DD109858A5 DD 109858 A5 DD109858 A5 DD 109858A5 DD 176657 A DD176657 A DD 176657A DD 17665774 A DD17665774 A DD 17665774A DD 109858 A5 DD109858 A5 DD 109858A5
- Authority
- DD
- German Democratic Republic
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 (xx) | 1973-02-23 | 1973-02-23 | |
| CA198,851A CA1018543A (fr) | 1973-02-23 | 1974-05-03 | Procede de reduction en ions ferreux d'ions ferriques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD109858A5 true DD109858A5 (xx) | 1974-11-20 |
Family
ID=25667561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD176657A DD109858A5 (xx) | 1973-02-23 | 1974-02-19 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS49115992A (xx) |
| BR (1) | BR7401247D0 (xx) |
| CA (1) | CA1018543A (xx) |
| CH (1) | CH590790A5 (xx) |
| CS (1) | CS178911B2 (xx) |
| DD (1) | DD109858A5 (xx) |
| DE (1) | DE2408684A1 (xx) |
| FR (1) | FR2219144B1 (xx) |
| GB (1) | GB1429105A (xx) |
| NL (1) | NL7402131A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2757154B1 (fr) * | 1996-12-12 | 2000-01-14 | Rhone Poulenc Fibres | Procede de preparation de diacides a partir des eaux de lavage des produits d'oxydation du cyclohexane |
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/pt 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/de active Pending
- 1974-02-25 CS CS7400001375A patent/CS178911B2/cs unknown
- 1974-05-03 CA CA198,851A patent/CA1018543A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2219144B1 (xx) | 1976-06-11 |
| NL7402131A (xx) | 1974-08-27 |
| CA1018543A (fr) | 1977-10-04 |
| CS178911B2 (en) | 1977-10-31 |
| DE2408684A1 (de) | 1974-09-05 |
| FR2219144A1 (xx) | 1974-09-20 |
| CH590790A5 (xx) | 1977-08-31 |
| GB1429105A (en) | 1976-03-24 |
| JPS49115992A (xx) | 1974-11-06 |
| BR7401247D0 (pt) | 1974-11-05 |