EP 3899101 A2 20211027 - MEMBRANE ELECTROLYSIS PROCESSES FOR AKALINE CHLORIDE SOLUTIONS, USING A GAS-DIFFUSION ELECTRODE
Title (en)
MEMBRANE ELECTROLYSIS PROCESSES FOR AKALINE CHLORIDE SOLUTIONS, USING A GAS-DIFFUSION ELECTRODE
Title (de)
VERFAHREN ZUR MEMBRAN-ELEKTROLYSE VON ALKALICHLORIDLÖSUNGEN MIT GASDIFFUSIONSELEKTRODE
Title (fr)
PROCÉDÉ D'ÉLECTROLYSE À MEMBRANE DE SOLUTIONS DE CHLORURES ALCALINS EN AYANT RECOURS À UNE ÉLECTRODE À DIFFUSION GAZEUSE
Publication
Application
Priority
- EP 18213272 A 20181218
- EP 2019085312 W 20191216
Abstract (en)
[origin: WO2020127021A2] The invention relates to processes for the electrolysis of alkali chlorides by means of oxygen-depolarized electrodes, said processes having specific operating parameters for shut-down and restarting.
IPC 8 full level
C25B 1/46 (2006.01); C25B 9/19 (2021.01); C25B 15/00 (2006.01)
CPC (source: EP KR US)
C25B 1/46 (2013.01 - EP KR US); C25B 9/19 (2021.01 - EP KR US); C25B 9/65 (2021.01 - KR US); C25B 11/032 (2021.01 - KR US); C25B 11/081 (2021.01 - KR US); C25B 13/00 (2013.01 - KR US); C25B 15/00 (2013.01 - EP); C25B 15/027 (2021.01 - KR US); C25B 15/031 (2021.01 - EP KR US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3670706 A1 20200624; EP 3670706 B1 20240221; CN 113166952 A 20210723; CN 113166952 B 20230523; EP 3899101 A2 20211027; JP 2022510916 A 20220128; KR 20210103482 A 20210823; US 2022056594 A1 20220224; WO 2020127021 A2 20200625; WO 2020127021 A3 20200820
DOCDB simple family (application)
EP 18213272 A 20181218; CN 201980084342 A 20191216; EP 19818094 A 20191216; EP 2019085312 W 20191216; JP 2021530211 A 20191216; KR 20217018329 A 20191216; US 201917413544 A 20191216