Inventor · disambiguated record
Richard D. Hutchins
Also filed as: HUTCHINS RICHARD · HUTCHINS RICHARD D · HUTCHINS RICHARD DONALD
58 granted patents·28 pending applications·2,226 citations·filing 1981–2017
99Inventor score
Top patents by PatentIndex Score
86 records- 0198US10472555B2Polymer gel for water control applicationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Nov 12, 2019·23 cites·17 claims
- 0297US6613720B1Delayed blending of additives in well treatment fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Sep 2, 2003·332 cites·45 claims
- 0397US5246073AHigh temperature stable gelsUNION OIL CO·Filed 1992·Granted Sep 21, 1993·166 cites·60 claims
- 0496US6881709B2Viscosity reduction of viscoelastic surfactant based fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Apr 19, 2005·199 cites·23 claims
- 0595US7398829B2Methods of limiting leak off and damage in hydraulic fracturesSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Jul 15, 2008·36 cites·24 claims
- 0695US5203834AFoamed gels having selective permeabilityUNION OIL CO·Filed 1992·Granted Apr 20, 1993·130 cites·25 claims
- 0794US4413680APermeability reduction in subterranean reservoirsUNION OIL CO·Filed 1981·Granted Nov 8, 1983·90 cites·25 claims
- 0893US8003577B2Method of treating subterranean formation with crosslinked polymer fluidSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Aug 23, 2011·32 cites·17 claims
- 0993US5246860ATracer chemicals for use in monitoring subterranean fluidsUNION OIL CO·Filed 1992·Granted Sep 21, 1993·125 cites·19 claims
- 1093US4694906AMethod for emplacement of a gelatinous foam in gas flooding enhanced recoveryUNION OIL CO·Filed 1985·Granted Sep 22, 1987·83 cites·43 claims
- 1192US7779915B2Methods of limiting leak off and damage in hydraulic fracturesSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Aug 24, 2010·30 cites·29 claims
- 1292US7337839B2Fluid loss additive for enhanced fracture clean-upSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Mar 4, 2008·27 cites·20 claims
- 1392US7287593B2Methods of fracturing formations using quaternary amine salts as viscosifiersSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Oct 30, 2007·35 cites·16 claims
- 1491US5617920AMethod for modifying gelation time of organically crosslinked, aqueous gelsUNION OIL CO·Filed 1994·Granted Apr 8, 1997·74 cites·40 claims
- 1590US8207094B2Wellbore treatment compositions containing foam extenders and methods of use thereofHUTCHINS RICHARD D·Filed 2008·Granted Jun 26, 2012·22 cites·18 claims
- 1690US6011075AEnhancing gel strengthSCHLUMBERGER TECHNOLOGY CORP·Filed 1998·Granted Jan 4, 2000·85 cites·44 claims
- 1789US9790775B2Stimulation with natural gasSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Oct 17, 2017·11 cites·20 claims
- 1889US9573808B2Aqueous solution and method for use thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Feb 21, 2017·6 cites·4 claims
- 1989US5486312AHigh temperature stable gelsUNION OIL CO·Filed 1993·Granted Jan 23, 1996·58 cites·58 claims
- 2089US5247993AEnhanced imbibition oil recovery processUNION OIL CO·Filed 1992·Granted Sep 28, 1993·90 cites·20 claims
- 2188US9371479B2Controlled release biocides in oilfield applicationsMIRAKYAN ANDREY·Filed 2012·Granted Jun 21, 2016·10 cites·22 claims
- 2286US8291978B2Methods of limiting leak off and damage in hydraulic fracturesHUTCHINS RICHARD D·Filed 2011·Granted Oct 23, 2012·5 cites·19 claims
- 2386US5244042ALanthanide-crosslinked polymers for subterranean injectionUNION OIL CO·Filed 1992·Granted Sep 14, 1993·50 cites·20 claims
- 2485US8066073B2Methods of limiting leak off and damage in hydraulic fracturesHUTCHINS RICHARD D·Filed 2009·Granted Nov 29, 2011·8 cites·15 claims
- 2585US5335733AMethod for delaying gelation of a gelable polymer composition injected into a subterranean formationUNION OIL CO·Filed 1993·Granted Aug 9, 1994·43 cites·37 claims
- 2684US9796490B2Aqueous solution and method for use thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Oct 24, 2017·7 cites·13 claims
- 2784US9062242B2Cross-linkers for hydraulic fracturing fluidJIANG LI·Filed 2012·Granted Jun 23, 2015·6 cites·9 claims
- 2884US7971644B2Fluid loss additive and breaking agentSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Jul 5, 2011·11 cites·23 claims
- 2983US5268112AGel-forming compositionUNION OIL CO·Filed 1992·Granted Dec 7, 1993·55 cites·20 claims
- 3083US4534412AContinuous permeability reduction in subterranean reservoirsUNION OIL CO·Filed 1983·Granted Aug 13, 1985·40 cites·48 claims
- 3182US5125456AComposition for selectively reducing subterranean formation permeabilityUNION OIL CO·Filed 1991·Granted Jun 30, 1992·42 cites·43 claims
- 3281US5762141AUltra-high temperature stable gelsUNION OIL CO·Filed 1997·Granted Jun 9, 1998·35 cites·21 claims
- 3376US8361936B2Treatment fluid with non-symmetrical peroxide breaker and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jan 29, 2013·6 cites·9 claims
- 3475US5291949AMethod for inhibiting caustic flood breakthroughUNION OIL CO·Filed 1992·Granted Mar 8, 1994·33 cites·20 claims
- 3574US10815414B2Water control agent for oilfield applicationSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Oct 27, 2020·1 cites·20 claims
- 3674US9803130B2Methods of activating enzyme breakersSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Oct 31, 2017·2 cites·17 claims
- 3774US9458710B2Hydraulic fracturing systemMAKARYCHEV-MIKHAILOV SERGEY MIKHAILOVICH·Filed 2009·Granted Oct 4, 2016·5 cites·18 claims
- 3874US7775282B2Methods of limiting leak off and damage in hydraulic fracturesSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Aug 17, 2010·3 cites·9 claims
- 3974US5957203AUltra-high temperature stable gelsUNION OIL CO·Filed 1994·Granted Sep 28, 1999·20 cites·29 claims
- 4070US5211858ALanthanide-crosslinked polymers for subterranean fluid containmentUNION OIL CO·Filed 1992·Granted May 18, 1993·22 cites·19 claims
- 4169US9476287B2Aqueous solution and method for use thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Oct 25, 2016·1 cites·6 claims
- 4267US7987910B2Methods for manipulation of the flow of fluids in subterranean formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Aug 2, 2011·2 cites·21 claims
- 4367US5111886ACrosslinked hydroxyethylcellulose and its usesUNION OIL CO·Filed 1991·Granted May 12, 1992·23 cites·46 claims
- 4466US5207934ACrosslinked hydroxyethylcellulose and its usesUNION OIL CO·Filed 1992·Granted May 4, 1993·16 cites·22 claims
- 4564US10214681B2Method for treating a subterranean formationSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Feb 26, 2019·1 cites·17 claims
- 4662US5418217AComposition for selectively reducing subterranean formation permeabilityUNION OIL CO·Filed 1993·Granted May 23, 1995·17 cites·12 claims
- 4760US5145012AMethod for selectively reducing subterranean water permeabilityUNION OIL CO·Filed 1990·Granted Sep 8, 1992·33 cites·30 claims
- 4859US4783492AContinuous permeability reduction in subterranean reservoirsUNION OIL CO·Filed 1985·Granted Nov 8, 1988·15 cites·14 claims
- 4959US2018044042A1Aqueous solution and method for use thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Application pending·0 cites
- 5058US2017158505A1Aqueous solution and method for use thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Application pending·0 cites
Showing the top 50 of 86 patent records by PatentIndex Score.
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