P

Inventor

DAVIES STEPHEN NIGEL

QA7 patents
⚠️ This page may combine multiple inventors who share the name “DAVIES STEPHEN NIGEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

4 patents
US5652200AJul 29, 1997

Water based drilling fluid additive and methods of using fluids containing additives

SCHLUMBERGER TECHNOLOGY CORP63 citations93
US6279655B1Aug 28, 2001

Thixotropic materials

SCHLUMBERGER TECHNOLOGY CORP82 citations92
US6268314B1Jul 31, 2001

Foamable gel composition

SCHLUMBERGER TECHNOLOGY CORP19 citations90
US7565834B2Jul 28, 2009

Methods and systems for investigating downhole conditions

SCHLUMBERGER TECHNOLOGY CORP25 citations89

FRENIER WAYNE W

2 patents
US8312929B2Nov 20, 2012

Method for single-stage treatment of siliceous subterranean formations

FRENIER WAYNE W24 citations89
US8316941B2Nov 27, 2012

Method for single-stage treatment of siliceous subterranean formations

FRENIER WAYNE W9 citations81

DOWELL A DIVISION OF SCHLUMBER

1 patent
US5697441ADec 16, 1997

Selective zonal isolation of oil wells

DOWELL A DIVISION OF SCHLUMBER89 citations92