BE773941A - Procede de purification des eaux residuaires des installations de preparation de l'acrylonitrile - Google Patents
Procede de purification des eaux residuaires des installations de preparation de l'acrylonitrileInfo
- Publication number
- BE773941A BE773941A BE773941A BE773941A BE773941A BE 773941 A BE773941 A BE 773941A BE 773941 A BE773941 A BE 773941A BE 773941 A BE773941 A BE 773941A BE 773941 A BE773941 A BE 773941A
- Authority
- BE
- Belgium
- Prior art keywords
- residual water
- preparation facilities
- purifying residual
- acrylonitrile preparation
- acrylonitrile
- Prior art date
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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702050722 DE2050722C3 (de) | 1970-10-15 | 1970-10-15 | Verfahren zur Aufbereitung eines wäßrigen Ablaufs aus Anlagen zur Erzeugung von Acrylnitril |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE773941A true BE773941A (fr) | 1972-04-14 |
Family
ID=5785252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE773941A BE773941A (fr) | 1970-10-15 | 1971-10-14 | Procede de purification des eaux residuaires des installations de preparation de l'acrylonitrile |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5140388B1 (ro) |
| AT (1) | AT311271B (ro) |
| BE (1) | BE773941A (ro) |
| DE (1) | DE2050722C3 (ro) |
| ES (1) | ES396040A1 (ro) |
| FR (1) | FR2111448A5 (ro) |
| GB (1) | GB1367511A (ro) |
| IT (1) | IT944744B (ro) |
| NL (1) | NL175404C (ro) |
| RO (1) | RO66578A (ro) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2615036A1 (de) * | 1976-04-07 | 1977-10-27 | Erdoelchemie Gmbh | Verfahren zur entfernung von stickstoffverbindungen aus abwasser der acrylnitrilherstellung |
| DE4022222A1 (de) * | 1990-07-12 | 1992-01-16 | Erdoelchemie Gmbh | Verfahren zur reinigung von acrylnitril-abwasser |
| DE4033342A1 (de) * | 1990-10-19 | 1992-04-23 | Oemv Deutschland Gmbh | Verfahren und vorrichtung zur behandlung von schlamm enthaltenden abwaessern |
| FR2913233B1 (fr) * | 2007-03-01 | 2009-10-02 | Rhodia Recherches & Tech | Procede de traitement d'effluents aqueux comprenant des animes aromatiques |
| CN109336204A (zh) * | 2018-12-05 | 2019-02-15 | 大连英蕴科技有限公司 | 一种船舶用海水淡化装置及方法 |
-
1970
- 1970-10-15 DE DE19702050722 patent/DE2050722C3/de not_active Expired
-
1971
- 1971-10-09 RO RO7168421A patent/RO66578A/ro unknown
- 1971-10-12 GB GB4739371A patent/GB1367511A/en not_active Expired
- 1971-10-13 IT IT5343671A patent/IT944744B/it active
- 1971-10-13 NL NL7114097A patent/NL175404C/xx not_active IP Right Cessation
- 1971-10-14 BE BE773941A patent/BE773941A/xx unknown
- 1971-10-14 JP JP8063171A patent/JPS5140388B1/ja active Pending
- 1971-10-15 FR FR7137200A patent/FR2111448A5/fr not_active Expired
- 1971-10-15 ES ES396040A patent/ES396040A1/es not_active Expired
- 1971-10-15 AT AT892371A patent/AT311271B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT944744B (it) | 1973-04-20 |
| DE2050722C3 (de) | 1978-09-14 |
| DE2050722B2 (de) | 1977-12-08 |
| FR2111448A5 (ro) | 1972-06-02 |
| ES396040A1 (es) | 1974-04-01 |
| DE2050722A1 (de) | 1972-04-20 |
| JPS5140388B1 (ro) | 1976-11-02 |
| NL175404C (nl) | 1984-11-01 |
| NL7114097A (ro) | 1972-04-18 |
| GB1367511A (en) | 1974-09-18 |
| NL175404B (nl) | 1984-06-01 |
| RO66578A (ro) | 1981-07-30 |
| AT311271B (de) | 1973-11-12 |
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