FR2300620A1 - Procede de separation d'emulsions par flottation a l'air dissous - Google Patents

Procede de separation d'emulsions par flottation a l'air dissous

Info

Publication number: FR2300620A1
Authority: FR; France
Prior art keywords: polymer; air flotation; cationic polymer; sludge; emulsions
Prior art date: 1975-02-13
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.): Granted

Application number

FR7504517A

Other languages

English (en)

Other versions

FR2300620B1 (fr

Inventor

Jean-Marie Rovel

Michel Cordier

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Suez International SAS

Original Assignee

Degremont SA

Priority date (The priority date 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 date listed.)

1975-02-13

Filing date

1975-02-13

Publication date

1976-09-10

1975-02-13 Application filed by Degremont SA filed Critical Degremont SA

1975-02-13 Priority to FR7504517A priority Critical patent/FR2300620A1/fr

1976-02-12 Priority to SE7601578A priority patent/SE7601578L/xx

1976-09-10 Publication of FR2300620A1 publication Critical patent/FR2300620A1/fr

1982-01-08 Application granted granted Critical

1982-01-08 Publication of FR2300620B1 publication Critical patent/FR2300620B1/fr

Status Granted legal-status Critical Current

Links

239000000839 emulsion Substances 0.000 title abstract 5
239000010802 sludge Substances 0.000 title abstract 3
229920006317 cationic polymer Polymers 0.000 title abstract 2
238000009300 dissolved air flotation Methods 0.000 title 1
238000000034 method Methods 0.000 abstract 3
229920000642 polymer Polymers 0.000 abstract 3
239000010775 animal oil Substances 0.000 abstract 2
235000013305 food Nutrition 0.000 abstract 2
235000015112 vegetable and seed oil Nutrition 0.000 abstract 2
239000008158 vegetable oil Substances 0.000 abstract 2
239000000654 additive Substances 0.000 abstract 1
238000005553 drilling Methods 0.000 abstract 1
238000005188 flotation Methods 0.000 abstract 1
229930195733 hydrocarbon Natural products 0.000 abstract 1
150000002430 hydrocarbons Chemical class 0.000 abstract 1
238000009434 installation Methods 0.000 abstract 1
239000000314 lubricant Substances 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1
229910000000 metal hydroxide Inorganic materials 0.000 abstract 1
150000004692 metal hydroxides Chemical class 0.000 abstract 1
238000004064 recycling Methods 0.000 abstract 1
150000003839 salts Chemical class 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1
238000003756 stirring Methods 0.000 abstract 1
239000000126 substance Substances 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material

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)
Treatment Of Sludge (AREA)
Physical Or Chemical Processes And Apparatus (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)

FR7504517A 1975-02-13 1975-02-13 Procede de separation d'emulsions par flottation a l'air dissous Granted FR2300620A1 (fr)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
FR7504517A FR2300620A1 (fr)	1975-02-13	1975-02-13	Procede de separation d'emulsions par flottation a l'air dissous
SE7601578A SE7601578L (sv)	1975-02-13	1976-02-12	Sett att uppdela emulsioner

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7504517A FR2300620A1 (fr)	1975-02-13	1975-02-13	Procede de separation d'emulsions par flottation a l'air dissous

Publications (2)

Publication Number	Publication Date
FR2300620A1 true FR2300620A1 (fr)	1976-09-10
FR2300620B1 FR2300620B1 (fr)	1982-01-08

Family

ID=9151188

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7504517A Granted FR2300620A1 (fr)	1975-02-13	1975-02-13	Procede de separation d'emulsions par flottation a l'air dissous

Country Status (2)

Country	Link
FR (1)	FR2300620A1 (fr)
SE (1)	SE7601578L (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4406793A (en) *	1980-08-14	1983-09-27	Jan Kruyer	Use of free bodies to increase size of dispersed phase particles
EP0237432A1 (fr) *	1986-03-12	1987-09-16	Centre De Pyrolyse Du Charbon De Marienau ( C.P.M.)	Procédé de traitement des eaux résiduaires ammoniacales
US4966712A (en) *	1987-05-22	1990-10-30	Nippon Shokubai Kagaku Kogyo Kabushiki Kaisha	Flotation collector and method for treatment of inorganic substance-containing water system by use thereof

1975
- 1975-02-13 FR FR7504517A patent/FR2300620A1/fr active Granted
1976
- 1976-02-12 SE SE7601578A patent/SE7601578L/xx unknown

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4406793A (en) *	1980-08-14	1983-09-27	Jan Kruyer	Use of free bodies to increase size of dispersed phase particles
EP0237432A1 (fr) *	1986-03-12	1987-09-16	Centre De Pyrolyse Du Charbon De Marienau ( C.P.M.)	Procédé de traitement des eaux résiduaires ammoniacales
FR2595682A1 (fr) *	1986-03-12	1987-09-18	Marienau Centre Pyrolise Charb	Procede de traitement des eaux residuaires ammoniacales
US4966712A (en) *	1987-05-22	1990-10-30	Nippon Shokubai Kagaku Kogyo Kabushiki Kaisha	Flotation collector and method for treatment of inorganic substance-containing water system by use thereof

Also Published As

Publication number	Publication date
FR2300620B1 (fr)	1982-01-08
SE7601578L (sv)	1976-08-14

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Legal Events

Date	Code	Title	Description
1985-12-20	ST	Notification of lapse