Yuriy A. Nefedkin

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Novosibirsk, RU

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for estimating formation permeability and elec...
- Patent number 8,630,146
- Issue date Jan 14, 2014
- Baker Hughes Incorporated
- Vitaly N. Dorovsky
- G01 - MEASURING TESTING
Information Patent Grant
Resistivity measurement through metal casing using magnetic field a...
- Patent number 7,710,823
- Issue date May 4, 2010
- Baker Hughes Incorporated
- Leonty A. Tabarovsky
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Resistivity Measurement Through Metal Casing Using Magnetic Field a...
- Publication number 20110261647
- Publication date Oct 27, 2011
- BAKER HUGHES INCORPORATED
- Leonty A. Tabarovsky
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Estimating Formation Permeability and Elec...
- Publication number 20100254218
- Publication date Oct 7, 2010
- BAKER HUGHES INCORPORATED
- Vitaly N. Dorovsky
- G01 - MEASURING TESTING
Information Patent Application
Resistivity Measurement Through Metal Casing Using Magnetic Field a...
- Publication number 20100172211
- Publication date Jul 8, 2010
- BAKER HUGHES INCORPORATED
- Leonty A. Tabarovsky
- G01 - MEASURING TESTING
Information Patent Application
Resistivity Measurement Through Metal Casing Using Magnetic Field a...
- Publication number 20080247270
- Publication date Oct 9, 2008
- BAKER HUGHES INCORPORATED
- Leonty A. Tabarovsky
- G01 - MEASURING TESTING