EP 1061158 A3 20001227 - Parallel operating of amalgam and membrane electrolytic cells
Title (en)
Parallel operating of amalgam and membrane electrolytic cells
Title (de)
Parallel Betrieb von Amalgamelektrolyseuren und Membranelektrolyseuren
Title (fr)
Fonctionnement en parallèle de cellules d'électrolyse à cathode de mercure et à membrane
Publication
Application
Priority
DE 19926887 A 19990612
Abstract (en)
[origin: US6224740B1] The invention relates to a process for the electrolysis of sodium chloride-containing brine with parallel operation of amalgam electrolysis units (5) and membrane electrolysis units (4) with a common brine circuit using a mercury-resistant oxygen consumable cathode in the membrane electrolysis unit (4).
IPC 1-7
IPC 8 full level
B01D 21/00 (2006.01); B01D 61/14 (2006.01); C02F 1/42 (2006.01); C02F 1/46 (2006.01); C25B 1/34 (2006.01); C25B 1/42 (2006.01); C25B 9/02 (2006.01)
CPC (source: EP KR US)
C25B 1/34 (2013.01 - EP US); C25B 1/42 (2013.01 - KR); C25B 15/02 (2013.01 - EP US); C25B 15/08 (2013.01 - EP US)
Citation (search report)
- [A] DE 3543379 A1 19870611 - METALLGESELLSCHAFT AG [DE]
- [A] US 5746896 A 19980505 - SHIMAMUNE TAKAYUKI [JP], et al
- [A] A.J. ACIOLI MACIEL: "Combination of the amalgam cell and the membrane cell processes for chlor-alkali production", JOURNAL OF APPLIED ELECTROCHEMISTRY, vol. 22, no. 8, 1992, pages 699 - 704, XP000288504
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
US 6224740 B1 20010501; AT E264412 T1 20040415; BR 0002624 A 20010102; CA 2311042 A1 20001212; CN 1277269 A 20001220; DE 19926887 A1 20001214; DE 50006039 D1 20040519; EP 1061158 A2 20001220; EP 1061158 A3 20001227; EP 1061158 B1 20040414; ES 2219223 T3 20041201; JP 2001029956 A 20010206; KR 20010049521 A 20010615; NO 20002992 D0 20000609; NO 20002992 L 20001213; SG 87894 A1 20020416; TW 539774 B 20030701; ZA 200002914 B 20001212
DOCDB simple family (application)
US 58730900 A 20000605; AT 00111000 T 20000530; BR 0002624 A 20000612; CA 2311042 A 20000609; CN 00118182 A 20000612; DE 19926887 A 19990612; DE 50006039 T 20000530; EP 00111000 A 20000530; ES 00111000 T 20000530; JP 2000174114 A 20000609; KR 20000031930 A 20000610; NO 20002992 A 20000609; SG 200003281 A 20000524; TW 89110922 A 20000605; ZA 200002914 A 20000609