Viktoria I. Kapralova

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Alma-Ata, SU

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Patents Grantslast 30 patents

Information Patent Grant
Method of protecting the internal surface of a pipeline against cor...
- Patent number 4,828,796
- Issue date May 9, 1989
- Inzhenerny, Tsentr, Po, Selskokhozyaistvenno Vodosnabheniju, I, Truboprovodam
- Viktor V. Shishkin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of removing deposits from the inside walls of a pipeline and...
- Patent number 4,818,298
- Issue date Apr 4, 1989
- Trest "Juzhvodoprovod"
- Viktor V. Shishkin
- E21 - EARTH DRILLING MINING