BE728931A - - Google Patents
Info
- Publication number
- BE728931A BE728931A BE728931DA BE728931A BE 728931 A BE728931 A BE 728931A BE 728931D A BE728931D A BE 728931DA BE 728931 A BE728931 A BE 728931A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR79000478A FR1560683A (es) | 1968-02-26 | 1968-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE728931A true BE728931A (es) | 1969-08-25 |
Family
ID=9696335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE728931D BE728931A (es) | 1968-02-26 | 1969-02-25 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3661972A (es) |
| JP (1) | JPS5138688B1 (es) |
| AT (1) | AT286970B (es) |
| BE (1) | BE728931A (es) |
| CH (1) | CH506471A (es) |
| CS (1) | CS153496B2 (es) |
| DE (1) | DE1904257A1 (es) |
| DK (1) | DK136599B (es) |
| ES (1) | ES364042A1 (es) |
| FI (1) | FI50110C (es) |
| FR (1) | FR1560683A (es) |
| GB (1) | GB1216926A (es) |
| HU (1) | HU164193B (es) |
| NL (1) | NL6816774A (es) |
| NO (1) | NO127666B (es) |
| RO (1) | RO55128A (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL162616C (nl) * | 1974-05-31 | Ruhrchemie Ag | Werkwijze voor het zuiveren van het bij de bereiding van esterweekmakers verkregen afvalwater. | |
| US4066835A (en) * | 1974-05-31 | 1978-01-03 | Ruhrchemie Ag | Process for purifying the waste water produced in the process of producing ester plasticizers |
| DE2604751A1 (de) * | 1976-02-06 | 1977-08-18 | Lentia Gmbh | Verfahren zur reinigung von rohen, hochsiedenden carbonsaeureestern |
-
1968
- 1968-02-26 FR FR79000478A patent/FR1560683A/fr not_active Expired
- 1968-11-01 NO NO04348/68A patent/NO127666B/no unknown
- 1968-11-06 JP JP43080701A patent/JPS5138688B1/ja active Pending
- 1968-11-14 GB GB54164/68A patent/GB1216926A/en not_active Expired
- 1968-11-23 NL NL6816774A patent/NL6816774A/xx unknown
- 1968-12-16 DK DK615568AA patent/DK136599B/da unknown
-
1969
- 1969-01-13 FI FI690090A patent/FI50110C/fi active
- 1969-01-29 DE DE19691904257 patent/DE1904257A1/de active Pending
- 1969-01-29 AT AT00889/69A patent/AT286970B/de not_active IP Right Cessation
- 1969-02-14 US US799298A patent/US3661972A/en not_active Expired - Lifetime
- 1969-02-17 HU HUBE982A patent/HU164193B/hu unknown
- 1969-02-18 RO RO59131A patent/RO55128A/ro unknown
- 1969-02-21 CH CH264769A patent/CH506471A/fr not_active IP Right Cessation
- 1969-02-25 ES ES364042A patent/ES364042A1/es not_active Expired
- 1969-02-25 BE BE728931D patent/BE728931A/xx not_active IP Right Cessation
- 1969-02-25 CS CS132669A patent/CS153496B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI50110C (fi) | 1975-12-10 |
| DK136599B (da) | 1977-10-31 |
| DE1904257A1 (de) | 1969-09-04 |
| ES364042A1 (es) | 1971-02-16 |
| AT286970B (de) | 1971-01-11 |
| CS153496B2 (es) | 1974-02-25 |
| JPS5138688B1 (es) | 1976-10-23 |
| CH506471A (fr) | 1971-04-30 |
| FI50110B (es) | 1975-09-01 |
| US3661972A (en) | 1972-05-09 |
| HU164193B (es) | 1974-01-28 |
| FR1560683A (es) | 1969-03-21 |
| DK136599C (es) | 1978-04-03 |
| RO55128A (es) | 1973-08-20 |
| GB1216926A (en) | 1970-12-23 |
| NO127666B (es) | 1973-07-30 |
| NL6816774A (es) | 1969-08-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: MELLE-BEZONS Effective date: 19880228 |