ATE31197T1 - Verfahren zur beseitigung von quecksilberschlammschichten aus dem boden der quecksilberkathodenelektrolysezellen und verfahren zur elektrolyse einer waessrigen alkalimetallhalogenidloesung in einer quecksilberkathodenzelle. - Google Patents

Verfahren zur beseitigung von quecksilberschlammschichten aus dem boden der quecksilberkathodenelektrolysezellen und verfahren zur elektrolyse einer waessrigen alkalimetallhalogenidloesung in einer quecksilberkathodenzelle.

Info

Publication number: ATE31197T1
Authority: AT; Austria
Prior art keywords: mercury; electrolysis; mercury cathode; removal; alkali metal
Prior art date: 1983-06-20

Application number

AT84200824T

Other languages

English (en)

Inventor

Robert Schoeberle

Walter Schaffer

Original Assignee

Solvay

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.)

1983-06-20

Filing date

1984-06-12

Publication date

1987-12-15

1984-06-12 Application filed by Solvay filed Critical Solvay

1987-12-15 Application granted granted Critical

1987-12-15 Publication of ATE31197T1 publication Critical patent/ATE31197T1/de

Links

238000005868 electrolysis reaction Methods 0.000 title abstract 4
238000000034 method Methods 0.000 title abstract 3
229910052783 alkali metal Inorganic materials 0.000 title 1
150000001340 alkali metals Chemical class 0.000 title 1
239000010802 sludge Substances 0.000 title 1
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract 4
229910052753 mercury Inorganic materials 0.000 abstract 4
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
239000007864 aqueous solution Substances 0.000 abstract 1
239000011780 sodium chloride Substances 0.000 abstract 1

Classifications

- 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
- 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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/36—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in mercury cathode cells

Landscapes

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

AT84200824T 1983-06-20 1984-06-12 Verfahren zur beseitigung von quecksilberschlammschichten aus dem boden der quecksilberkathodenelektrolysezellen und verfahren zur elektrolyse einer waessrigen alkalimetallhalogenidloesung in einer quecksilberkathodenzelle. ATE31197T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR8310284A FR2547599A1 (fr)	1983-06-20	1983-06-20	Procede pour eliminer une couche de gros mercure de la sole des cellules d'electrolyse a cathode de mercure
EP84200824A EP0131977B1 (de)	1983-06-20	1984-06-12	Verfahren zur Beseitigung von Quecksilberschlammschichten aus dem Boden der Quecksilberkathodenelektrolysezellen und Verfahren zur Elektrolyse einer wässrigen Alkalimetallhalogenidlösung in einer Quecksilberkathodenzelle

Publications (1)

Publication Number	Publication Date
ATE31197T1 true ATE31197T1 (de)	1987-12-15

Family

ID=9290032

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT84200824T ATE31197T1 (de)	1983-06-20	1984-06-12	Verfahren zur beseitigung von quecksilberschlammschichten aus dem boden der quecksilberkathodenelektrolysezellen und verfahren zur elektrolyse einer waessrigen alkalimetallhalogenidloesung in einer quecksilberkathodenzelle.

Country Status (8)

Country	Link
US (1)	US4565613A (de)
EP (1)	EP0131977B1 (de)
AT (1)	ATE31197T1 (de)
BR (1)	BR8402977A (de)
DE (1)	DE3467905D1 (de)
ES (1)	ES533527A0 (de)
FR (1)	FR2547599A1 (de)
PT (1)	PT78753A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2011032212A1 (en) *	2009-09-16	2011-03-24	Davey Water Products Pty Ltd	A salt water chlorinator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US679476A (en) *	1900-09-14	1901-07-30	John F Kelly	Electrolyzing and washing apparatus.
US1009133A (en) *	1909-07-22	1911-11-21	Gen Chemical Corp	Electrolytic apparatus.
US3321388A (en) *	1962-08-09	1967-05-23	Asahi Denka Kogyo Kk	Process for coordinated operation of diaphragm and mercury cathode electrolytic cells
GB1437472A (en) *	1973-05-17	1976-05-26	Ici Ltd	Operation of mercury-cathode cells
IT1111103B (it) *	1979-02-27	1986-01-13	Montedison Spa	Apparecchiatura per la pulizia del fondo delle celle elettrolitiche a catodo di mercurio e simili

1983
- 1983-06-20 FR FR8310284A patent/FR2547599A1/fr not_active Withdrawn
1984
- 1984-06-12 EP EP84200824A patent/EP0131977B1/de not_active Expired
- 1984-06-12 AT AT84200824T patent/ATE31197T1/de not_active IP Right Cessation
- 1984-06-12 DE DE8484200824T patent/DE3467905D1/de not_active Expired
- 1984-06-18 BR BR8402977A patent/BR8402977A/pt not_active IP Right Cessation
- 1984-06-18 PT PT78753A patent/PT78753A/pt not_active IP Right Cessation
- 1984-06-19 US US06/622,223 patent/US4565613A/en not_active Expired - Fee Related
- 1984-06-19 ES ES533527A patent/ES533527A0/es active Granted

Also Published As

Publication number	Publication date
US4565613A (en)	1986-01-21
ES8601334A1 (es)	1985-10-16
PT78753A (fr)	1984-07-01
BR8402977A (pt)	1985-05-28
FR2547599A1 (fr)	1984-12-21
ES533527A0 (es)	1985-10-16
EP0131977A1 (de)	1985-01-23
DE3467905D1 (en)	1988-01-14
EP0131977B1 (de)	1987-12-02

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Legal Events

Date	Code	Title
1988-03-15	UEP	Publication of translation of european patent specification
1995-04-15	EEFA	Change of the company name
1996-03-15	REN	Ceased due to non-payment of the annual fee