Inventor
BELL STEPHEN A
US3 patents
Patents
3 patentsUS7178610B2Feb 20, 2007
Subterranean treatment fluids comprising polyoxazoline compositions and methods of use in subterranean formations
HALLIBURTON ENERGY SERV INC28 citations86
US7560418B2Jul 14, 2009
Additives for imparting fragile progressive gel structure and controlled temporary viscosity to oil based drilling fluids
HALLIBURTON ENERGY SERV INC7 citations70
US7550411B2Jun 23, 2009
Subterranean treatment fluids comprising polyoxazoline compositions and methods of use in subterranean formations
HALLIBURTON ENERGY SERV INC0 citations46