CSIR-Central Electrochemical Research Institute
(A premier R&D Institute in Electrochemistry)
Chlor-Alkali Milestones / Achievements Patents

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Patents
S. No.TitleInventorsCountryApp.No.Filing DatePatent No.Patent Seal Date
1 An improved process for the preparation of insoluble non precious metal oxide anode doped with platinum group metal oxide to be used in electrochemical processes K Asokan,    178184 01-Jan-1990
2 A process for the manufacture of catalytic cathodes for hydrogen evolution reactions K Asokan,    179959 01-Jan-1990
3 An electrolytic cell for the production of caustic soda and chlorine K Asokan,    200056 01-Jan-1992
4 Cathodes useful for the electrolysis of aqueous alkali metal halide solution K Asokan,    5855751 01-Jan-1999
5 A Process For The Preparation Of Catalytic Cathodes Useful For Use In Systems Evolving Hydrogen K Subramanian, India (Republic of)Nil 22-Jun-1990 IN 179959 (1998) 03-Jan-1998
6 An improved process for the preparation of insoluble non precious metal oxide anode doped with platinum group metal oxide to be used in electrochemical processes K Subramanian, India (Republic of)Nil 18-Dec-1990 IN178184 (1997) 08-Mar-1998
7 An improved Electrolytic Cell useful for the production of alkali metal hydroxide and chlorine K Subramanian, India (Republic of)Nil 15-Jul-1992 IN182729 (1999) 15-Jul-1999
8 Cathode useful for the electrolysis of aqueous alkali metal halide solution. K Subramanian, United States of America (USA)Nil 21-Jan-1998 US5855751 (1999) 21-Sep-2012