Dina Andreevna Goloshchapova

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Khabarovsk, RU

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic fracturing proppants
- Patent number 8,991,494
- Issue date Mar 31, 2015
- Schlumberger Technology Corporation
- Dean Willberg
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Hydraulic Fracturing Proppants
- Publication number 20110180259
- Publication date Jul 28, 2011
- Dean Willberg
- E21 - EARTH DRILLING MINING