DE602004001019D1 - Verfahren zur Rückgewinnung von fluorhaltigen Tensiden durch Aktivkohle - Google Patents
Verfahren zur Rückgewinnung von fluorhaltigen Tensiden durch AktivkohleInfo
- Publication number
- DE602004001019D1 DE602004001019D1 DE602004001019T DE602004001019T DE602004001019D1 DE 602004001019 D1 DE602004001019 D1 DE 602004001019D1 DE 602004001019 T DE602004001019 T DE 602004001019T DE 602004001019 T DE602004001019 T DE 602004001019T DE 602004001019 D1 DE602004001019 D1 DE 602004001019D1
- Authority
- DE
- Germany
- Prior art keywords
- solution
- gas
- ppm
- solvent
- fixed bed
- Prior art date
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/26—Halogens or halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/206—Organic halogen compounds
- B01D2257/2066—Fluorine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- 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
- C02F2101/30—Organic compounds
- C02F2101/301—Detergents, surfactants
-
- 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
- C02F2101/30—Organic compounds
- C02F2101/36—Organic compounds containing halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0308033A FR2856934B1 (fr) | 2003-07-02 | 2003-07-02 | Procede de recuperation de tensioactifs fluores par du charbon actif |
FR0308033 | 2003-07-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE602004001019D1 true DE602004001019D1 (de) | 2006-07-06 |
DE602004001019T2 DE602004001019T2 (de) | 2007-01-04 |
Family
ID=33427670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004001019T Expired - Fee Related DE602004001019T2 (de) | 2003-07-02 | 2004-06-18 | Verfahren zur Rückgewinnung von fluorhaltigen Tensiden durch Aktivkohle |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1493476B1 (de) |
AT (1) | ATE327811T1 (de) |
DE (1) | DE602004001019T2 (de) |
FR (1) | FR2856934B1 (de) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2903981A1 (de) * | 1979-02-02 | 1980-08-07 | Hoechst Ag | Rueckgewinnung fluorierter emulgatorsaeuren aus basischen anionenaustauschern |
DE19824614A1 (de) * | 1998-06-02 | 1999-12-09 | Dyneon Gmbh | Verfahren zur Rückgewinnung von fluorierten Alkansäuren aus Abwässern |
DE19933696A1 (de) * | 1999-07-17 | 2001-01-18 | Dyneon Gmbh | Verfahren zur Rückgewinnung fluorierter Emulgatoren aus wässrigen Phasen |
US6720437B2 (en) * | 2001-02-07 | 2004-04-13 | E. I. Du Pont De Nemours And Company | Fluorinated carboxylic acid recovery and reuse |
-
2003
- 2003-07-02 FR FR0308033A patent/FR2856934B1/fr not_active Expired - Fee Related
-
2004
- 2004-06-18 EP EP04291545A patent/EP1493476B1/de not_active Expired - Lifetime
- 2004-06-18 DE DE602004001019T patent/DE602004001019T2/de not_active Expired - Fee Related
- 2004-06-18 AT AT04291545T patent/ATE327811T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1493476A1 (de) | 2005-01-05 |
DE602004001019T2 (de) | 2007-01-04 |
ATE327811T1 (de) | 2006-06-15 |
EP1493476B1 (de) | 2006-05-31 |
FR2856934A1 (fr) | 2005-01-07 |
FR2856934B1 (fr) | 2005-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: ARKEMA FRANCE, PUTEAUX, FR |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |