Inventor

VANNIER DANIEL

FR3 patents

Patents

3 patents

US4286217AAug 25, 1981

Device for electrode-type electrical logging tools and tool incorporating said device

SCHLUMBERGER TECHNOLOGY CORP55 citations90

US4862090AAug 29, 1989

Measuring pad arrangement for a logging sonde

SCHLUMBERGER TECHNOLOGY CORP52 citations89

US4595055AJun 17, 1986

Centering apparatus

SCHLUMBERGER TECHNOLOGY CORP49 citations88