FR2440918B1 - WET OXIDATION OF POLLUTANTS USING LIQUID OXYGEN - Google Patents

WET OXIDATION OF POLLUTANTS USING LIQUID OXYGEN

Info

Publication number: FR2440918B1
Authority: FR; France
Prior art keywords: pollutants; liquid oxygen; wet oxidation; oxidation; wet
Prior art date: 1978-11-13
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.): Expired

Application number

FR7927577A

Other languages

French (fr)

Other versions

FR2440918A1 (en

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.)

Individual

Original Assignee

Individual

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.)

1978-11-13

Filing date

1979-11-08

Publication date

1985-08-02

1978-11-13 Priority claimed from IT29701/78A external-priority patent/IT1160065B/en

1979-04-30 Priority claimed from IT2224779A external-priority patent/IT1163672B/en

1979-09-21 Priority claimed from IT7925904A external-priority patent/IT1207242B/en

1979-11-08 Application filed by Individual filed Critical Individual

1980-06-06 Publication of FR2440918A1 publication Critical patent/FR2440918A1/en

1985-08-02 Application granted granted Critical

1985-08-02 Publication of FR2440918B1 publication Critical patent/FR2440918B1/en

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/06—Treatment of sludge; Devices therefor by oxidation
- C02F11/08—Wet air oxidation
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone

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 Water By Oxidation Or Reduction (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Treatment Of Sludge (AREA)
Processing Of Solid Wastes (AREA)

FR7927577A 1978-11-13 1979-11-08 WET OXIDATION OF POLLUTANTS USING LIQUID OXYGEN Expired FR2440918B1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
IT29701/78A IT1160065B (en)	1978-11-13	1978-11-13	USE OF LIQUID OXYGEN IN THE WET OXIDATION PROCESS
IT2224779A IT1163672B (en)	1979-04-30	1979-04-30	Wet oxidn. treatment of effluent water - using a mixt. contg. more than 60 per cent oxygen as oxidising agent
IT7925904A IT1207242B (en)	1979-09-21	1979-09-21	Wet oxidn. treatment of effluent water

Publications (2)

Publication Number	Publication Date
FR2440918A1 FR2440918A1 (en)	1980-06-06
FR2440918B1 true FR2440918B1 (en)	1985-08-02

Family

ID=27273264

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7927577A Expired FR2440918B1 (en)	1978-11-13	1979-11-08	WET OXIDATION OF POLLUTANTS USING LIQUID OXYGEN

Country Status (9)

Country	Link
AT (1)	AT392260B (en)
CH (1)	CH649071A5 (en)
DE (1)	DE2944190A1 (en)
ES (1)	ES485723A1 (en)
FI (1)	FI793303A (en)
FR (1)	FR2440918B1 (en)
GB (1)	GB2034684B (en)
NL (1)	NL7908096A (en)
SE (1)	SE450953B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3042193A1 (en) *	1980-11-08	1982-06-24	Hoechst Ag, 6000 Frankfurt	METHOD FOR WASTEWATER CLEANING
US4384959A (en) *	1980-12-29	1983-05-24	Sterling Drug Inc.	Wet oxidation process utilizing dilution of oxygen
US4395339A (en) *	1982-04-01	1983-07-26	Sterling Drug Inc.	Method of operating pure oxygen wet oxidation systems
DE3316265A1 (en) *	1982-07-31	1984-02-02	Bayer Ag, 5090 Leverkusen	METHOD FOR WASTEWATER CLEANING
FR2576892B1 (en) *	1985-02-04	1987-08-14	Air Liquide	PROCESS FOR THE OXIDATION OF DISSOLVED OR SUSPENDED SUBSTANCES IN AN AQUEOUS SOLUTION
US4654144A (en) *	1986-02-03	1987-03-31	National Distillers And Chemical Corporation	Process for the destruction of noxious gases with ozone
ZA876787B (en) *	1986-09-18	1988-03-16	African Oxygen Limited	Treatment of aqueous waste material
US4822394A (en) *	1987-09-14	1989-04-18	Vertech Treatment Systems, Inc.	Method and apparatus for the production and liquefaction of gases
GB2296876A (en) *	1995-01-13	1996-07-17	Boc Group Plc	Wet oxidation apparatus with oxygen and/or nitrogen supply to supplement air intake
DE10237854A1 (en) *	2002-08-19	2004-03-04	BSH Bosch und Siemens Hausgeräte GmbH	Method for operating a water-carrying device and water-carrying device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2665249A (en) *	1950-03-27	1954-01-05	Sterling Drug Inc	Waste disposal
US3449247A (en) *	1965-10-23	1969-06-10	William J Bauer	Process for wet oxidation of combustible waste materials
US3505213A (en) *	1969-02-24	1970-04-07	Martin Marietta Corp	Method and apparatus for purifying a natural body of water
US3654070A (en) *	1970-04-02	1972-04-04	Sterling Drug Inc	Oxidation and reuse of effluent from oxygen pulping of raw cellulose
US3876497A (en) *	1971-11-23	1975-04-08	Sterling Drug Inc	Paper mill waste sludge oxidation and product recovery
US3772188A (en) *	1972-02-28	1973-11-13	R Edwards	Sewage treatment apparatus and method
US3930998A (en) *	1974-09-18	1976-01-06	Sterling Drug Inc.	Wastewater treatment
GB1537695A (en) *	1975-06-04	1979-01-04	Sterling Drug Inc	Process and apparatus for energy recovery from wet oxidation
DE2559374C2 (en) *	1975-12-31	1982-10-21	Bayer Ag, 5090 Leverkusen	Process for the wet-oxidative degradation of organic compounds in waste water
US4017421A (en) *	1975-12-16	1977-04-12	Othmer Donald F	Wet combustion process

1979
- 1979-10-23 CH CH948079A patent/CH649071A5/en not_active IP Right Cessation
- 1979-10-24 FI FI793303A patent/FI793303A/en not_active Application Discontinuation
- 1979-11-02 DE DE19792944190 patent/DE2944190A1/en active Granted
- 1979-11-05 NL NL7908096A patent/NL7908096A/en not_active Application Discontinuation
- 1979-11-06 AT AT712679A patent/AT392260B/en not_active IP Right Cessation
- 1979-11-06 ES ES485723A patent/ES485723A1/en not_active Expired
- 1979-11-08 FR FR7927577A patent/FR2440918B1/en not_active Expired
- 1979-11-13 GB GB7939268A patent/GB2034684B/en not_active Expired
- 1979-11-13 SE SE7909344A patent/SE450953B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
ES485723A1 (en)	1980-07-01
GB2034684A (en)	1980-06-11
FI793303A (en)	1980-05-14
AT392260B (en)	1991-02-25
SE450953B (en)	1987-08-17
SE7909344L (en)	1980-05-14
DE2944190C2 (en)	1992-02-27
GB2034684B (en)	1983-05-11
NL7908096A (en)	1980-05-16
ATA712679A (en)	1990-08-15
CH649071A5 (en)	1985-04-30
FR2440918A1 (en)	1980-06-06
DE2944190A1 (en)	1980-05-22

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