FR2137648B1 - - Google Patents
Info
- Publication number
- FR2137648B1 FR2137648B1 FR7216468A FR7216468A FR2137648B1 FR 2137648 B1 FR2137648 B1 FR 2137648B1 FR 7216468 A FR7216468 A FR 7216468A FR 7216468 A FR7216468 A FR 7216468A FR 2137648 B1 FR2137648 B1 FR 2137648B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
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
- C02F1/26—Treatment of water, waste water, or sewage by extraction
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3232771 | 1971-05-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2137648A1 FR2137648A1 (Direct) | 1972-12-29 |
| FR2137648B1 true FR2137648B1 (Direct) | 1974-12-20 |
Family
ID=12355835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7216468A Expired FR2137648B1 (Direct) | 1971-05-14 | 1972-05-09 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE771329A (Direct) |
| DE (1) | DE2218769C3 (Direct) |
| FR (1) | FR2137648B1 (Direct) |
| GB (1) | GB1346030A (Direct) |
| IT (1) | IT954431B (Direct) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2901261A1 (de) * | 1979-01-08 | 1980-07-24 | Ciba Geigy Ag | Verfahren zur entfernung von halogen- oder nitrogruppenhaltigen kohlenwasserstoffen oder aromatischen hydroxyverbindungen aus wasser |
| US4818410B1 (en) * | 1988-01-14 | 1998-06-30 | Petrolite Corp | Method of removing water soluble organics from oil process water |
| CN110857226A (zh) * | 2018-08-23 | 2020-03-03 | 中国石油化工股份有限公司 | 一种环氧丙烷生产废水的处理和原油脱盐的联合方法 |
| CN110857234A (zh) * | 2018-08-23 | 2020-03-03 | 中国石油化工股份有限公司 | 环氧丙烷生产废水的处理方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2761563A (en) * | 1951-11-16 | 1956-09-04 | John C Van Dijk | Method of treating water |
| US2999808A (en) * | 1957-12-26 | 1961-09-12 | Universal Oil Prod Co | Waste water treatment |
-
1971
- 1971-08-13 BE BE771329A patent/BE771329A/xx unknown
-
1972
- 1972-03-30 GB GB1520372A patent/GB1346030A/en not_active Expired
- 1972-04-12 IT IT4956572A patent/IT954431B/it active
- 1972-04-18 DE DE19722218769 patent/DE2218769C3/de not_active Expired
- 1972-05-09 FR FR7216468A patent/FR2137648B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2137648A1 (Direct) | 1972-12-29 |
| BE771329A (fr) | 1971-12-16 |
| DE2218769B2 (de) | 1979-01-25 |
| DE2218769A1 (de) | 1972-11-23 |
| GB1346030A (en) | 1974-02-06 |
| IT954431B (it) | 1973-08-30 |
| DE2218769C3 (de) | 1979-09-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |