RO66358A - PROCESS FOR THE PURIFICATION OF WASTE WATER OBTAINED IN THE MANUFACTURE OF ESTER-BASED PLASTIFIERS - Google Patents
PROCESS FOR THE PURIFICATION OF WASTE WATER OBTAINED IN THE MANUFACTURE OF ESTER-BASED PLASTIFIERSInfo
- Publication number
- RO66358A RO66358A RO7582306A RO8230675A RO66358A RO 66358 A RO66358 A RO 66358A RO 7582306 A RO7582306 A RO 7582306A RO 8230675 A RO8230675 A RO 8230675A RO 66358 A RO66358 A RO 66358A
- Authority
- RO
- Romania
- Prior art keywords
- plastifiers
- purification
- ester
- manufacture
- waste water
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 239000002351 wastewater Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/025—Thermal hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- 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
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/38—Polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2426448A DE2426448C2 (en) | 1974-05-31 | 1974-05-31 | Process for the purification of waste water from the production of esters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO66358A true RO66358A (en) | 1979-08-15 |
Family
ID=5917008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7582306A RO66358A (en) | 1974-05-31 | 1975-05-22 | PROCESS FOR THE PURIFICATION OF WASTE WATER OBTAINED IN THE MANUFACTURE OF ESTER-BASED PLASTIFIERS |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS5858337B2 (en) |
| AT (1) | AT333671B (en) |
| BE (1) | BE829476A (en) |
| BR (1) | BR7503289A (en) |
| CA (1) | CA1056738A (en) |
| DE (1) | DE2426448C2 (en) |
| ES (1) | ES437932A1 (en) |
| FR (1) | FR2272956B1 (en) |
| GB (1) | GB1467936A (en) |
| HU (1) | HU172413B (en) |
| IT (1) | IT1035867B (en) |
| NL (2) | NL162616B (en) |
| PL (1) | PL107635B1 (en) |
| RO (1) | RO66358A (en) |
| SE (1) | SE408788B (en) |
| SU (1) | SU695550A3 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2553840C3 (en) * | 1975-11-29 | 1981-01-29 | Bayer Ag, 5090 Leverkusen | Pressure hydrolytic treatment of waste water |
| DE2818680A1 (en) * | 1978-04-27 | 1979-10-31 | Bayer Ag | PROCESS FOR PROCESSING WASTE CONTAINING NITRO-HYDROXY AROMATES |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1560683A (en) * | 1968-02-26 | 1969-03-21 |
-
0
- NL NL7505820.A patent/NL162616C/en active
-
1974
- 1974-05-31 DE DE2426448A patent/DE2426448C2/en not_active Expired
- 1974-09-09 AT AT722574A patent/AT333671B/en not_active IP Right Cessation
-
1975
- 1975-05-15 SU SU752133353A patent/SU695550A3/en active
- 1975-05-16 NL NL7505820.A patent/NL162616B/en not_active IP Right Cessation
- 1975-05-22 GB GB2230475A patent/GB1467936A/en not_active Expired
- 1975-05-22 SE SE7505851A patent/SE408788B/en unknown
- 1975-05-22 RO RO7582306A patent/RO66358A/en unknown
- 1975-05-23 PL PL1975180664A patent/PL107635B1/en unknown
- 1975-05-23 HU HU75RU00000159A patent/HU172413B/en unknown
- 1975-05-23 JP JP50061810A patent/JPS5858337B2/en not_active Expired
- 1975-05-23 FR FR7516222A patent/FR2272956B1/fr not_active Expired
- 1975-05-26 BE BE156698A patent/BE829476A/en unknown
- 1975-05-26 BR BR4205/75A patent/BR7503289A/en unknown
- 1975-05-26 ES ES437932A patent/ES437932A1/en not_active Expired
- 1975-05-28 IT IT49822/75A patent/IT1035867B/en active
- 1975-05-30 CA CA228,122A patent/CA1056738A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| PL107635B1 (en) | 1980-02-29 |
| CA1056738A (en) | 1979-06-19 |
| NL162616C (en) | |
| AU8151875A (en) | 1976-12-02 |
| IT1035867B (en) | 1979-10-20 |
| SU695550A3 (en) | 1979-10-30 |
| DE2426448C2 (en) | 1984-05-17 |
| GB1467936A (en) | 1977-03-23 |
| DE2426448B1 (en) | 1975-11-20 |
| JPS5858337B2 (en) | 1983-12-24 |
| BR7503289A (en) | 1976-05-25 |
| ATA722574A (en) | 1976-03-15 |
| NL7505820A (en) | 1975-12-02 |
| SE408788B (en) | 1979-07-09 |
| ES437932A1 (en) | 1977-01-01 |
| SE7505851L (en) | 1975-12-01 |
| HU172413B (en) | 1978-08-28 |
| AT333671B (en) | 1976-12-10 |
| FR2272956A1 (en) | 1975-12-26 |
| JPS514117A (en) | 1976-01-14 |
| BE829476A (en) | 1975-11-26 |
| NL162616B (en) | 1980-01-15 |
| FR2272956B1 (en) | 1977-04-15 |
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