Inventor
HUSHBECK DONALD F
US15 patents
⚠️ This page may combine multiple inventors who share the name “HUSHBECK DONALD F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON CO
10 patentsUS4834184AMay 30, 1989
Drillable, testing, treat, squeeze packer
HALLIBURTON CO172 citations99
US5701959ADec 30, 1997
Downhole tool apparatus and method of limiting packer element extrusion
HALLIBURTON CO218 citations97
US5390737AFeb 21, 1995
Downhole tool with sliding valve
HALLIBURTON CO181 citations97
US5271468ADec 21, 1993
Downhole tool apparatus with non-metallic components and methods of drilling thereof
HALLIBURTON CO267 citations97
US5224540AJul 6, 1993
Downhole tool apparatus with non-metallic components and methods of drilling thereof
HALLIBURTON CO337 citations97
US5074361ADec 24, 1991
Retrieving tool and method
HALLIBURTON CO98 citations96
US5404956AApr 11, 1995
Hydraulic setting tool and method of use
HALLIBURTON CO76 citations92
US5398763AMar 21, 1995
Wireline set baffle and method of setting thereof
HALLIBURTON CO53 citations90
US4445571AMay 1, 1984
Circulation valve
HALLIBURTON CO25 citations82
US4651829AMar 24, 1987
Subsurface control valve
HALLIBURTON CO9 citations73
HALLIBURTON ENERGY SERV INC
3 patentsUS6220349B1Apr 24, 2001
Low pressure, high temperature composite bridge plug
HALLIBURTON ENERGY SERV INC163 citations97
US6082459AJul 4, 2000
Drill string diverter apparatus and method
HALLIBURTON ENERGY SERV INC23 citations92
US6997252B2Feb 14, 2006
Hydraulic setting tool for packers
HALLIBURTON ENERGY SERV INC45 citations91