• Articles 3759
• Volumes 11
• Issues 120

UDK: 663.63.087

2009. - V. 23. - N 10(103). - P. 58-60

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Search and analysis of the patent information of the world leading countries (Russia. USA. Great Britain. Germany and France) for 1992-2008 period has been carried out. The fields of patent search are the following: methods of electrochemical purification of water attributing to a subclass С 02 F 1/46, consisting of five subgroups: 1/461 - electrolysis, 1/463 - electrocoagula- tion, 1/465 - electroflotation, 1/467 - electrochemical disinfection, 1/469 - electrochemical sepa- ration (electroosmosis. electrodialysis. electrophoresis).

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