FR2344649A1 - Procede de reduction de la corrosion d'organes metalliques d'un electrolyseur - Google Patents

Procede de reduction de la corrosion d'organes metalliques d'un electrolyseur

Info

Publication number: FR2344649A1
Authority: FR; France
Prior art keywords: electrolyser; reducing corrosion; organs; metal; metal organs
Prior art date: 1976-03-15
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

FR7707565A

Other languages

English (en)

Other versions

FR2344649B1 (fr

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.)

PPG Industries Inc

Original Assignee

PPG Industries Inc

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.)

1976-03-15

Filing date

1977-03-14

Publication date

1977-10-14

1977-03-14 Application filed by PPG Industries Inc filed Critical PPG Industries Inc

1977-10-14 Publication of FR2344649A1 publication Critical patent/FR2344649A1/fr

1979-03-09 Application granted granted Critical

1979-03-09 Publication of FR2344649B1 publication Critical patent/FR2344649B1/fr

Status Granted legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Mechanical Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Prevention Of Electric Corrosion (AREA)
Electrolytic Production Of Metals (AREA)
Water Treatment By Electricity Or Magnetism (AREA)

FR7707565A 1976-03-15 1977-03-14 Procede de reduction de la corrosion d'organes metalliques d'un electrolyseur Granted FR2344649A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/667,052 US4057473A (en)	1976-03-15	1976-03-15	Method of reducing cell liquor header corrosion

Publications (2)

Publication Number	Publication Date
FR2344649A1 true FR2344649A1 (fr)	1977-10-14
FR2344649B1 FR2344649B1 (fr)	1979-03-09

Family

ID=24676614

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7707565A Granted FR2344649A1 (fr)	1976-03-15	1977-03-14	Procede de reduction de la corrosion d'organes metalliques d'un electrolyseur

Country Status (12)

Country	Link
US (1)	US4057473A (fr)
JP (1)	JPS52111885A (fr)
AU (1)	AU504047B2 (fr)
BE (1)	BE852461A (fr)
CA (1)	CA1082124A (fr)
DE (1)	DE2710670B2 (fr)
FR (1)	FR2344649A1 (fr)
GB (1)	GB1572646A (fr)
IT (1)	IT1072834B (fr)
MX (1)	MX148704A (fr)
NL (1)	NL172346C (fr)
SE (1)	SE7702863L (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4197169A (en) *	1978-09-05	1980-04-08	Exxon Research & Engineering Co.	Shunt current elimination and device
US4277317A (en) *	1979-11-26	1981-07-07	Exxon Research & Engineering Co.	Shunt current elimination and device employing tunneled protective current
US4312723A (en) *	1980-06-09	1982-01-26	The Dow Chemical Company	Corrosion resistant electrolytic cell
DE3130019A1 (de) *	1981-07-30	1983-03-17	Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover	Blockiergeschuetzte fahrzeugbremsanlage
US4402809A (en) *	1981-09-03	1983-09-06	Ppg Industries, Inc.	Bipolar electrolyzer
DE3200529A1 (de) *	1982-01-11	1983-07-21	Robert Bosch Gmbh, 7000 Stuttgart	Antiblockiersystem
US4512857A (en) *	1982-11-24	1985-04-23	Ppg Industries, Inc.	Prevention of corrosion of electrolyte cell components
GB8432704D0 (en) *	1984-12-28	1985-02-06	Ici Plc	Current leakage in electrolytic cell
WO2007026363A2 (fr) *	2005-09-01	2007-03-08	Megair Ltd.	Procede et appareil de traitement d'air biologiquement contamine
MX2010004711A (es) *	2010-04-29	2011-07-06	Hermilo Tamez Salazar	Mejoras a celda electrolitica plástica de mebrana tipo bipolar.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2890157A (en) *		1959-06-09		Method of protecting cells
US3208925A (en) *	1960-01-07	1965-09-28	Continental Oil Co	Anodic protection against corrosion
US3347768A (en) *	1965-01-29	1967-10-17	Wesley I Clark	Anodic protection for plating system
US3755108A (en) *	1971-08-12	1973-08-28	Ppg Industries Inc	Method of producing uniform anolyte heads in the individual cells of a bipolar electrolyzer
US3876517A (en) *	1973-07-20	1975-04-08	Ppg Industries Inc	Reduction of crevice corrosion in bipolar chlorine diaphragm cells by locating the cathode screen at the crevice and maintaining the titanium within the crevice anodic
FI59426C (fi) *	1974-02-15	1981-08-10	Froehler Kg Hans	Elektrolysanlaeggning foer fraetande elektrolyter
AR208422A1 (es) *	1974-12-19	1976-12-27	Hooker Chemicals Plastics Corp	Estructura o cuerpo de celda electrolitica moldeada

1976
- 1976-03-15 US US05/667,052 patent/US4057473A/en not_active Expired - Lifetime
1977
- 1977-02-24 CA CA272,539A patent/CA1082124A/fr not_active Expired
- 1977-02-28 AU AU22734/77A patent/AU504047B2/en not_active Expired
- 1977-03-01 MX MX168192A patent/MX148704A/es unknown
- 1977-03-10 GB GB10103/77A patent/GB1572646A/en not_active Expired
- 1977-03-11 DE DE2710670A patent/DE2710670B2/de not_active Withdrawn
- 1977-03-14 IT IT67559/77A patent/IT1072834B/it active
- 1977-03-14 FR FR7707565A patent/FR2344649A1/fr active Granted
- 1977-03-14 NL NLAANVRAGE7702706,A patent/NL172346C/xx not_active IP Right Cessation
- 1977-03-14 SE SE7702863A patent/SE7702863L/ not_active Application Discontinuation
- 1977-03-15 BE BE175790A patent/BE852461A/fr not_active IP Right Cessation
- 1977-03-15 JP JP2856977A patent/JPS52111885A/ja active Granted

Also Published As

Publication number	Publication date
US4057473A (en)	1977-11-08
SE7702863L (sv)	1977-09-16
JPS52111885A (en)	1977-09-19
AU504047B2 (en)	1979-09-27
DE2710670A1 (de)	1977-10-06
FR2344649B1 (fr)	1979-03-09
JPS5644951B2 (fr)	1981-10-22
AU2273477A (en)	1978-09-07
BE852461A (fr)	1977-09-15
DE2710670B2 (de)	1981-02-12
NL7702706A (nl)	1977-09-19
CA1082124A (fr)	1980-07-22
NL172346C (nl)	1983-08-16
IT1072834B (it)	1985-04-13
GB1572646A (en)	1980-07-30
MX148704A (es)	1983-06-06

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Legal Events

Date	Code	Title
1982-01-22	ST	Notification of lapse
1984-06-29	AR	Application made for restoration
1984-10-26	DI	Inadmissibility of an action of restoration
1984-11-09	AR	Application made for restoration
1985-06-07	DI	Inadmissibility of an action of restoration