Inventor
BULLOCK MICHAEL
US18 patents
⚠️ This page may combine multiple inventors who share the name “BULLOCK MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHELL OIL CO
12 patentsUS6966370B2Nov 22, 2005
Apparatus for actuating an annular piston
SHELL OIL CO68 citations99
US6857473B2Feb 22, 2005
Method of coupling a tubular member to a preexisting structure
SHELL OIL CO131 citations99
US6758278B2Jul 6, 2004
Forming a wellbore casing while simultaneously drilling a wellbore
SHELL OIL CO111 citations99
US6725919B2Apr 27, 2004
Forming a wellbore casing while simultaneously drilling a wellbore
SHELL OIL CO128 citations99
US6705395B2Mar 16, 2004
Wellbore casing
SHELL OIL CO129 citations99
US6684947B2Feb 3, 2004
Apparatus for radially expanding a tubular member
SHELL OIL CO156 citations99
US6631759B2Oct 14, 2003
Apparatus for radially expanding a tubular member
SHELL OIL CO117 citations99
US6631769B2Oct 14, 2003
Method of operating an apparatus for radially expanding a tubular member
SHELL OIL CO114 citations99
US6568471B1May 27, 2003
Liner hanger
SHELL OIL CO136 citations99
US7063142B2Jun 20, 2006
Method of applying an axial force to an expansion cone
SHELL OIL CO33 citations96
US7044221B2May 16, 2006
Apparatus for coupling a tubular member to a preexisting structure
SHELL OIL CO41 citations96
US7040396B2May 9, 2006
Apparatus for releasably coupling two elements
SHELL OIL CO31 citations96
ENVENTURE GLOBAL TECHNOLOGY
4 patentsUS6712154B2Mar 30, 2004
Isolation of subterranean zones
ENVENTURE GLOBAL TECHNOLOGY137 citations98
US6564875B1May 20, 2003
Protective device for threaded portion of tubular member
ENVENTURE GLOBAL TECHNOLOGY119 citations98
US7556092B2Jul 7, 2009
Flow control system for an apparatus for radially expanding tubular members
ENVENTURE GLOBAL TECHNOLOGY13 citations93
US7740076B2Jun 22, 2010
Protective sleeve for threaded connections for expandable liner hanger
ENVENTURE GLOBAL TECHNOLOGY11 citations82