BE902322A - Procede de purification d'effluents acides. - Google Patents
Procede de purification d'effluents acides.Info
- Publication number
- BE902322A BE902322A BE0/214937A BE214937A BE902322A BE 902322 A BE902322 A BE 902322A BE 0/214937 A BE0/214937 A BE 0/214937A BE 214937 A BE214937 A BE 214937A BE 902322 A BE902322 A BE 902322A
- Authority
- BE
- Belgium
- Prior art keywords
- stream
- acid solution
- hydrocarbons
- purification
- emulsion
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/28—Recovery of used solvent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0446—Juxtaposition of mixers-settlers
- B01D11/0457—Juxtaposition of mixers-settlers comprising rotating mechanisms, e.g. mixers, mixing pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- 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
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Physical Water Treatments (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
On décrit un procédé de purification de courants de solution acqueuse d'acide provenant de la cuve de décantation pour l'enlèvement des impuretés azotées, ce procédé comprenant les étapes qui consistent à (a) neutraliser le courant de solution acqueuse d'acide; (b) mettre en contact le courant résultant avec un courant d'hydrocarbures choisis parmi les hydrocarbures riches en fractions aromatiques ou les hydrocarbures naphténiques, de manière à former une émulsion; (c) envoyer cette émulsion dans un décanteur où l'on récupère le courant de solution acide neutralisé et purifié d'une part et une phase organique d'autre part.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU85346A LU85346A1 (fr) | 1984-05-02 | 1984-05-02 | Procede de purification d'effluents acides |
Publications (1)
Publication Number | Publication Date |
---|---|
BE902322A true BE902322A (fr) | 1985-10-30 |
Family
ID=19730256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/214937A BE902322A (fr) | 1984-05-02 | 1985-04-30 | Procede de purification d'effluents acides. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE902322A (fr) |
DE (1) | DE3515470C2 (fr) |
GB (1) | GB2159140B (fr) |
LU (1) | LU85346A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2738152B1 (fr) | 2012-11-28 | 2019-05-01 | Saudi Basic Industries Corporation | Procédé de suppression et de récupération d'amines organiques à partir d'un flux d'hydrocarbures |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1642392A1 (de) * | 1967-05-06 | 1971-05-06 | Basf Ag | Verfahren zur Entfernung von organischen Stickstoffbasen bzw.Phenolen aus Abwaessern |
DE2501376A1 (de) * | 1975-01-15 | 1976-07-22 | Metallgesellschaft Ag | Verfahren zur entfernung von mono- und diphenolen und dergleichen aus abwaessern |
DE2901261A1 (de) * | 1979-01-08 | 1980-07-24 | Ciba Geigy Ag | Verfahren zur entfernung von halogen- oder nitrogruppenhaltigen kohlenwasserstoffen oder aromatischen hydroxyverbindungen aus wasser |
LU81472A1 (fr) * | 1979-07-06 | 1981-02-03 | Labofina Sa | Procede pour enlever les impuretes azotees d'un melange d'hydrocarbures |
DE3041771A1 (de) * | 1979-08-02 | 1982-06-09 | Labofina S.A., 1040 Bruxelles | Verfahren zur entfernung von stickstoffverunreinigungen aus einer mischung fluessiger kohlenwasserstoffe |
BE886082R (fr) * | 1980-11-07 | 1981-03-02 | Labofina Sa | Procede pour enlever les impuretes azotees d'un melange d'hydrocarbures |
US4426291A (en) * | 1981-11-23 | 1984-01-17 | Basf Wyandotte Corporation | Solvent extraction of nitrated organic compounds from aqueous solutions |
DE3215935A1 (de) * | 1982-04-29 | 1983-11-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur aufbereitung verduennter mineralsaeuren |
-
1984
- 1984-05-02 LU LU85346A patent/LU85346A1/fr unknown
-
1985
- 1985-04-29 DE DE3515470A patent/DE3515470C2/de not_active Expired - Fee Related
- 1985-04-30 BE BE0/214937A patent/BE902322A/fr not_active IP Right Cessation
- 1985-05-01 GB GB08511094A patent/GB2159140B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3515470C2 (de) | 1993-11-04 |
GB2159140B (en) | 1988-05-18 |
LU85346A1 (fr) | 1986-01-29 |
GB8511094D0 (en) | 1985-06-12 |
GB2159140A (en) | 1985-11-27 |
DE3515470A1 (de) | 1985-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: S.A. *FINA RESEARCH Effective date: 20050430 |
|
RE20 | Patent expired |
Owner name: S.A. *FINA RESEARCH Effective date: 20050430 |