P

Inventor

TUSTIN GARY JOHN

GB34 patents
⚠️ This page may combine multiple inventors who share the name “TUSTIN GARY JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

20 patents
US6881709B2Apr 19, 2005

Viscosity reduction of viscoelastic surfactant based fluids

SCHLUMBERGER TECHNOLOGY CORP199 citations97
US8044000B2Oct 25, 2011

Polymer delivery in well treatment applications

SCHLUMBERGER TECHNOLOGY CORP24 citations92
US7703521B2Apr 27, 2010

Polymeric microspheres as degradable fluid loss additives in oilfield applications

SCHLUMBERGER TECHNOLOGY CORP21 citations92
US7410934B2Aug 12, 2008

Aqueous viscoelastic fluid

SCHLUMBERGER TECHNOLOGY CORP15 citations92
US7196041B2Mar 27, 2007

Surfactant comprising alkali metal salt of 2-methyl oleic acid or 2-ethyl oleic acid

SCHLUMBERGER TECHNOLOGY CORP17 citations92
US7748452B2Jul 6, 2010

Polymeric microspheres as degradable fluid loss additives in oilfield applications

SCHLUMBERGER TECHNOLOGY CORP42 citations91
US8342241B2Jan 1, 2013

Delivery of nanodispersions below ground

SCHLUMBERGER TECHNOLOGY CORP51 citations90
US8043999B2Oct 25, 2011

Stabilizing biphasic concentrates through the addition of small amounts of high molecular weight polyelectrolytes

SCHLUMBERGER TECHNOLOGY CORP34 citations90
US8016040B2Sep 13, 2011

Fluid loss control

SCHLUMBERGER TECHNOLOGY CORP13 citations84
US7343978B2Mar 18, 2008

Scale dissolver fluid

SCHLUMBERGER TECHNOLOGY CORP12 citations82
US7156177B2Jan 2, 2007

Scale dissolver fluid

SCHLUMBERGER TECHNOLOGY CORP11 citations82
US7858563B2Dec 28, 2010

Wellbore treatment with hydrocarbon-responsive fluid containing oligomeric viscoelastic surfactant

SCHLUMBERGER TECHNOLOGY CORP6 citations74
US7094736B2Aug 22, 2006

Sampling of hydrocarbons from geological formations

SCHLUMBERGER TECHNOLOGY CORP8 citations74
US7703527B2Apr 27, 2010

Aqueous two-phase emulsion gel systems for zone isolation

SCHLUMBERGER TECHNOLOGY CORP6 citations73
US7950459B2May 31, 2011

Using a biphasic solution as a recyclable coiled tubing cleanout fluid

SCHLUMBERGER TECHNOLOGY CORP5 citations63
US7670995B2Mar 2, 2010

Viscoelastic wellbore treatment fluid

SCHLUMBERGER TECHNOLOGY CORP3 citations63
US7238649B2Jul 3, 2007

Powder composition

SCHLUMBERGER TECHNOLOGY CORP3 citations63
US7987912B2Aug 2, 2011

Reversible polymeric gelation for oilfield applications

SCHLUMBERGER TECHNOLOGY CORP6 citations54
US7858562B2Dec 28, 2010

Powder composition

SCHLUMBERGER TECHNOLOGY CORP0 citations52
US7576043B2Aug 18, 2009

Viscoelastic wellbore fluid comprising an anionic surfactant

SCHLUMBERGER TECHNOLOGY CORP0 citations52

HARTSHORNE ROBERT SETH

3 patents

TUSTIN GARY JOHN

3 patents

WESTERNGECO LLC

2 patents

MI LLC

1 patent

SULLIVAN PHILIP F

1 patent

LIN LIJUN

1 patent

SAWDON CHRISTOPHER ALAN

1 patent

FEDOROV ANDREY

1 patent

LAFITTE VALERIE

1 patent