Richard N. Chandler

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Induction logging method and apparatus including means for combinin...
- Patent number 5,157,605
- Issue date Oct 20, 1992
- Schlumberger Technology Corporation
- Richard N. Chandler
- G01 - MEASURING TESTING
Information Patent Grant
Induction logging sonde with metallic support having a coaxial insu...
- Patent number 4,873,488
- Issue date Oct 10, 1989
- Schlumberger Technology Corporation
- Thomas D. Barber
- E21 - EARTH DRILLING MINING
Information Patent Grant
Induction logging sonde with metallic support
- Patent number 4,651,101
- Issue date Mar 17, 1987
- Schlumberger Technology Corporation
- Thomas D. Barber
- E21 - EARTH DRILLING MINING
Information Patent Grant
System for permeability logging by measuring streaming potentials
- Patent number 4,427,944
- Issue date Jan 24, 1984
- Schlumberger Technology Corporation
- Richard N. Chandler
- G01 - MEASURING TESTING
Information Patent Grant
Nuclear magnetism logging method and system
- Patent number 4,175,251
- Issue date Nov 20, 1979
- Schlumberger Technology Corporation
- Richard N. Chandler
- G01 - MEASURING TESTING
Information Patent Grant
Enclosed nuclear-magnetism logging tool with compensated coil-isola...
- Patent number 4,035,718
- Issue date Jul 12, 1977
- Schlumberger Technology Corporation
- Richard N. Chandler
- G01 - MEASURING TESTING