FR1344004A - Method and device for the purification of waste water containing chromic acid - Google Patents

Method and device for the purification of waste water containing chromic acid

Info

Publication number: FR1344004A
Authority: FR; France
Prior art keywords: purification; waste water; water containing; chromic acid; containing chromic
Prior art date: 1963-01-03
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

FR920400A

Other languages

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.)

Polymetron AG

Original Assignee

Polymetron AG

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.)

1963-01-03

Filing date

1963-01-03

Publication date

1963-11-22

1963-01-03 Application filed by Polymetron AG filed Critical Polymetron AG

1963-01-03 Priority to FR920400A priority Critical patent/FR1344004A/en

1963-11-22 Application granted granted Critical

1963-11-22 Publication of FR1344004A publication Critical patent/FR1344004A/en

Status Expired legal-status Critical Current

Links

KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 title 1
AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 title 1
238000000034 method Methods 0.000 title 1
238000000746 purification Methods 0.000 title 1
239000002351 wastewater Substances 0.000 title 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
- B01D61/46—Apparatus therefor
- B01D61/463—Apparatus therefor comprising the membrane sequence AC or CA, where C is a cation exchange membrane
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
- C25D21/20—Regeneration of process solutions of rinse-solutions

Landscapes

Engineering & Computer Science (AREA)
Water Supply & Treatment (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Health & Medical Sciences (AREA)
Urology & Nephrology (AREA)
Electrochemistry (AREA)
Organic Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)

FR920400A 1963-01-03 1963-01-03 Method and device for the purification of waste water containing chromic acid Expired FR1344004A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FR920400A FR1344004A (en)	1963-01-03	1963-01-03	Method and device for the purification of waste water containing chromic acid

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR920400A FR1344004A (en)	1963-01-03	1963-01-03	Method and device for the purification of waste water containing chromic acid

Publications (1)

Publication Number	Publication Date
FR1344004A true FR1344004A (en)	1963-11-22

Family

ID=8794026

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR920400A Expired FR1344004A (en)	1963-01-03	1963-01-03	Method and device for the purification of waste water containing chromic acid

Country Status (1)

Country	Link
FR (1)	FR1344004A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2207095A1 (en) *	1972-11-17	1974-06-14	Studelec	Electrolytic chromium removal from effluent - obtd from chromating or passivating steel or from anodising baths
EP0100538A1 (en) *	1982-08-03	1984-02-15	Heinrich Rickenbach	Electrolytic treatment plant for agressive waters
WO1991018837A1 (en) *	1990-05-25	1991-12-12	Titalyse Sa	Electrolytic cell for waste water treatment
EP0474936A1 (en) *	1990-09-14	1992-03-18	The State Of Israel, Atomic Energy Commission, Nuclear Research Center Negev	Electrochemical process for purifying chromium-containing wastes

1963
- 1963-01-03 FR FR920400A patent/FR1344004A/en not_active Expired

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2207095A1 (en) *	1972-11-17	1974-06-14	Studelec	Electrolytic chromium removal from effluent - obtd from chromating or passivating steel or from anodising baths
EP0100538A1 (en) *	1982-08-03	1984-02-15	Heinrich Rickenbach	Electrolytic treatment plant for agressive waters
WO1991018837A1 (en) *	1990-05-25	1991-12-12	Titalyse Sa	Electrolytic cell for waste water treatment
EP0474936A1 (en) *	1990-09-14	1992-03-18	The State Of Israel, Atomic Energy Commission, Nuclear Research Center Negev	Electrochemical process for purifying chromium-containing wastes

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