P

Assignee

MI LLC

US381 patents

Top patents by PatentIndex Score

US6247543B1Jun 19, 2001

Shale hydration inhibition agent and method of use

MI LLC173 citations99
US5977031ANov 2, 1999

Ester based invert emulsion drilling fluids and muds having negative alkalinity

MI LLC128 citations99
US6790811B2Sep 14, 2004

Oil based drilling fluid

MI LLC72 citations98
US5908814AJun 1, 1999

Drilling fluid additive and method for inhibiting hydration

MI LLC227 citations98
US5888944AMar 30, 1999

Oil-based drilling fluid

MI LLC94 citations98
US6818594B1Nov 16, 2004

Method for the triggered release of polymer-degrading agents for oil field use

MI LLC190 citations97
US6213227B1Apr 10, 2001

Oil and gas well cuttings disposal system with continous vacuum operation for sequentially filling disposal tanks

MI LLC84 citations97
US7527097B2May 5, 2009

Methods for using reversible phase oil-based drilling fluid

MI LLC36 citations96
US6806233B2Oct 19, 2004

Methods of using reversible phase oil based drilling fluid

MI LLC67 citations96
US6715568B1Apr 6, 2004

Latex additive for water-based drilling fluids

MI LLC65 citations96
US6484821B1Nov 26, 2002

Shale hydration inhibition agent and method of use

MI LLC55 citations96
US5990050ANov 23, 1999

Water soluble invert emulsions

MI LLC85 citations96
US5913372AJun 22, 1999

Oil and gas well cuttings disposal system with continuous vacuum operation for sequentially filling disposal tanks

MI LLC57 citations96
US5869433AFeb 9, 1999

Non-fluorescing oil-based drilling fluid

MI LLC66 citations96
US7596481B2Sep 29, 2009

Three-dimensional wellbore analysis and visualization

MI LLC67 citations95
US6908886B2Jun 21, 2005

Annular fluids and method of emplacing the same

MI LLC46 citations95
US6861394B2Mar 1, 2005

Internal breaker

MI LLC85 citations95
US6838008B2Jan 4, 2005

Flow diverter and exhaust blower for vibrating screen separator assembly

MI LLC33 citations95
US6822039B1Nov 23, 2004

Invertible emulsions stabitised by amphiphilic polymers and application to bore fluids

MI LLC71 citations95
US6793814B2Sep 21, 2004

Clarifying tank

MI LLC57 citations95
US6589917B2Jul 8, 2003

Invert emulsion drilling fluids and muds having negative alkalinity and elastomer compatibility

MI LLC72 citations95
US6575244B2Jun 10, 2003

System for controlling the operating pressures within a subterranean borehole

MI LLC80 citations95
US6291405B1Sep 18, 2001

Glycol based drilling fluid

MI LLC124 citations95
US6179070B1Jan 30, 2001

Vacuum tank for use in handling oil and gas well cuttings

MI LLC89 citations95
US6179071B1Jan 30, 2001

Method and apparatus for handling and disposal of oil and gas well drill cuttings

MI LLC114 citations95
US7603264B2Oct 13, 2009

Three-dimensional wellbore visualization system for drilling and completion data

MI LLC50 citations94
US6793025B2Sep 21, 2004

Double emulsion based drilling fluids

MI LLC91 citations94
US6586372B1Jul 1, 2003

Additive for increasing the density of a fluid and fluid comprising such additive

MI LLC70 citations94
US6405809B2Jun 18, 2002

Conductive medium for openhold logging and logging while drilling

MI LLC57 citations94
US6308788B1Oct 30, 2001

Conductive medium for openhole logging and logging while drilling

MI LLC67 citations94
US9915112B2Mar 13, 2018

Smart shaker room

MI LLC32 citations93
US7377721B2May 27, 2008

Methods for using reversible phase oil-based drilling fluid

MI LLC28 citations93
US7262152B2Aug 28, 2007

Reversible emulsions stabilized by amphiphilic polymers and application to drilling fluid

MI LLC44 citations93
US7178594B2Feb 20, 2007

Method for using reversible phase oil-based drilling fluid

MI LLC26 citations93
US7176165B2Feb 13, 2007

Method of drilling using a sized barite as a weighting agent for drilling fluids

MI LLC39 citations93
US6884760B1Apr 26, 2005

Water based wellbore fluids

MI LLC86 citations93
US6881349B2Apr 19, 2005

Method for recycling of oil based drilling fluid contaminated with water and water contaminated with oil based drilling fluid

MI LLC60 citations93
US6218342B1Apr 17, 2001

Oil-based drilling fluid

MI LLC120 citations93
US6029755AFeb 29, 2000

Conductive medium for openhole logging and logging while drilling

MI LLC49 citations93
US5985800ANov 16, 1999

Invert emulsion fluids suitable for drilling

MI LLC23 citations93
US10086408B2Oct 2, 2018

Vibratory separator screen with multiple frame design

MI LLC24 citations92
US9074440B2Jul 7, 2015

Shaker and degasser combination

MI LLC10 citations92
US7992719B2Aug 9, 2011

Composite hookstrip screen

MI LLC24 citations92
US7909172B2Mar 22, 2011

Composite screen with integral inflatable seal

MI LLC29 citations92
US7819255B2Oct 26, 2010

Screen for a vibratory separator

MI LLC30 citations92
US7757864B2Jul 20, 2010

Screen assembly designed to conform to the radius of vibrating shakers with crowned decks

MI LLC17 citations92
US7740068B2Jun 22, 2010

Silicate-based wellbore fluid and methods for stabilizing unconsolidated formations

MI LLC34 citations92
US7703612B2Apr 27, 2010

Vibratory separator

MI LLC23 citations92
US7584858B2Sep 8, 2009

Screen assembly designed to conform to the radius of vibrating shakers with crowned decks

MI LLC18 citations92
US7389882B2Jun 24, 2008

Multi-hardness composite screen frame

MI LLC29 citations92

Showing the top 50 of 381 patents by PatentIndex Score.