Nikolay Danilovich Ryazanov

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Tomsk, RU

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Patents Grantslast 30 patents

Information Patent Grant
Method for purification and disinfection of water
- Patent number 6,802,981
- Issue date Oct 12, 2004
- Aquapure Technologies Ltd.
- Natalia Grigorievna Ryazanova
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Method and system for purification and disinfection of water
- Publication number 20040084382
- Publication date May 6, 2004
- Aquapure Technologies, Ltd.
- Natalia Grigorievna Ryazanova
- C01 - INORGANIC CHEMISTRY