Inventor

SHUMWAY WILLIAM

US2 patents

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

HALLIBURTON ENERGY SERV INC

1 patent

US7825072B2Nov 2, 2010

Inhibitive water-based drilling fluid system and method for drilling sands and other water-sensitive formations

HALLIBURTON ENERGY SERV INC5 citations55

CARBAJAL DAVID L

1 patent

US8220548B2Jul 17, 2012

Surfactant wash treatment fluids and associated methods

CARBAJAL DAVID L2 citations51