Inventor · disambiguated record
Paul R. Hart
Also filed as: HART PAUL · HART PAUL M · HART PAUL R · HART PAUL ROBERT
43 granted patents·6 pending applications·787 citations·filing 1989–2022
98Inventor score
Top patents by PatentIndex Score
49 records- 0193US7357857B2Process for extracting bitumenBAKER HUGHES INC·Filed 2004·Granted Apr 15, 2008·96 cites·12 claims
- 0289US5256305AMethod for breaking emulsions in a crude oil desalting systemBETZ LABORATORIES·Filed 1992·Granted Oct 26, 1993·59 cites·3 claims
- 0377US5484488AMethods for melting and dispersing paraffin wax in oil field production equipmentBJ SERVICES CO USA·Filed 1994·Granted Jan 16, 1996·31 cites·15 claims
- 0475US5921912ACopolmer formulations for breaking oil-and-water emulsionsBETZDEARBORN INC·Filed 1997·Granted Jul 13, 1999·45 cites·20 claims
- 0573US5607574AMethod of breaking reverse emulsions in a crude oil desalting systemBETZDEARBORN INC·Filed 1995·Granted Mar 4, 1997·37 cites·4 claims
- 0672US7938183B2Method for enhancing heavy hydrocarbon recoveryBAKER HUGHES INC·Filed 2008·Granted May 10, 2011·17 cites·16 claims
- 0772US5773590AMethods of separating lignin solids and black liquor from tall oil fatty acidsBETZDEARBORN INC·Filed 1997·Granted Jun 30, 1998·24 cites·4 claims
- 0871US5667669AMethods for inhibiting foamBETZDEARBORN INC·Filed 1996·Granted Sep 16, 1997·35 cites·6 claims
- 0969US5611869ARefinery vessel cleaning treatmentBETZDEARBORN INC·Filed 1995·Granted Mar 18, 1997·26 cites·17 claims
- 1069US5389299AHigh temperature hydrocarbon defoamer composition and methodBETZ LABORATORIES·Filed 1992·Granted Feb 14, 1995·29 cites·8 claims
- 1169US5271841AMethod for removing benzene from effluent wash water in a two stage crude oil desalting processBETZ LABORATORIES·Filed 1992·Granted Dec 21, 1993·25 cites·2 claims
- 1267US8003574B2Inhibiting naphthenate solids and emulsions in crude oilBAKER HUGHES INC·Filed 2008·Granted Aug 23, 2011·4 cites·34 claims
- 1366US5250174AMethod of breaking water-in-oil emulsions by using quaternary alkyl amine ethoxylatesBETZ LABORATORIES·Filed 1992·Granted Oct 5, 1993·23 cites·10 claims
- 1466US5169560AControl of foam in hydrocarbon fluidsBETZ LABORATORIES·Filed 1990·Granted Dec 8, 1992·26 cites·9 claims
- 1565US5476988ASettling aids for solids in hydrocarbonsBETZ LABORATORIES·Filed 1994·Granted Dec 19, 1995·20 cites·10 claims
- 1664US6103100AMethods for inhibiting corrosionBETZDEARBORN INC·Filed 1998·Granted Aug 15, 2000·27 cites·31 claims
- 1762US7045570B2Liquid asphalt modifierGEN ELECTRIC·Filed 2003·Granted May 16, 2006·4 cites·23 claims
- 1861US5296132AHigh temperature hydrocarbon defoamer composition and methodBETZ LABORATORIES·Filed 1992·Granted Mar 22, 1994·18 cites·6 claims
- 1959US11333650B2Determination of asphaltene inhibitor properties and treatment of crude oil with asphaltene inhibitorsCLARIANT INT LTD·Filed 2019·Granted May 17, 2022·0 cites·20 claims
- 2059US5681451ASettling aids for solids in hydrocarbonsBETZDEARBORN INC·Filed 1996·Granted Oct 28, 1997·21 cites·12 claims
- 2158US11333651B2Determination of asphaltene inhibitor properties and treatment of crude oil with asphaltene inhibitorsCLARIANT INT LTD·Filed 2019·Granted May 17, 2022·0 cites·22 claims
- 2258US6695968B2Removal of water solubilized organicsBAKER HUGHES INC·Filed 2001·Granted Feb 24, 2004·4 cites·27 claims
- 2358US6100439AStyrene caustic wash extraction aidBETZDEARBORN INC·Filed 1998·Granted Aug 8, 2000·5 cites·15 claims
- 2458US5693216AMethod of and composition for breaking oil and water emulsions in crude oil processing operationsBETZDEARBORN INC·Filed 1996·Granted Dec 2, 1997·20 cites·17 claims
- 2558US5693257ACompositions and method for breaking water-in-oil emulsionsBETZDEARBORN INC·Filed 1995·Granted Dec 2, 1997·19 cites·15 claims
- 2658US2024052251A1Surface Slipping Agents for Improving FlowHART PAUL ROBERT·Filed 2022·Application pending·0 cites
- 2757US6290876B1Styrene caustic wash extraction aidBETZDEARBORN INC·Filed 2000·Granted Sep 18, 2001·1 cites·8 claims
- 2857US5593572ASettling aids for solids in hydrocarbonsBETZDEARBORN INC·Filed 1994·Granted Jan 14, 1997·15 cites·10 claims
- 2957US5472637AControl of foam in hydrocarbon fluidsBETZ LABORATORIES·Filed 1990·Granted Dec 5, 1995·19 cites·3 claims
- 3056US5481059ASettling aids for solids in hydrocarbonsBETZ LABORATORIES·Filed 1994·Granted Jan 2, 1996·16 cites·6 claims
- 3154US7205344B2Crosslinker for modified asphaltGEN ELECTRIC·Filed 2004·Granted Apr 17, 2007·1 cites·12 claims
- 3254US4947885ABrine monitorBETZ LABORATORIES·Filed 1989·Granted Aug 14, 1990·13 cites·9 claims
- 3353US5851433AMethod of and composition for breaking oil and water emulsions in crude oil processing operationsBETZDEARBORN INC·Filed 1997·Granted Dec 22, 1998·17 cites·12 claims
- 3453US2007281056A1Premixes, Flour Enriched With Same, Mineral Supplemented Foodstuffs And Methods Of Manufacture ThereofNUTRACEUTICALS LTD·Filed 2005·Application pending·0 cites
- 3549US9574429B2Hydrocarbon mobility and recovery through in-situ combustion with the addition of ammoniaNALCO CO·Filed 2012·Granted Feb 21, 2017·0 cites·9 claims
- 3648US8888362B2Thermal phase separation simulatorHART PAUL R·Filed 2012·Granted Nov 18, 2014·1 cites·19 claims
- 3748US5800738AMethods for inhibiting foam in crude oilsBETZDEARBORN INC·Filed 1996·Granted Sep 1, 1998·14 cites·6 claims
- 3847US6106701ADeasphalting processBETZDEARBORN INC·Filed 1998·Granted Aug 22, 2000·13 cites·15 claims
- 3947US2023142314A1Process Emulsification SimulatorHART PAUL ROBERT·Filed 2018·Application pending·0 cites
- 4046US2004112828A1Removal of water solubilized organicsFiled 2003·Application pending·0 cites
- 4145US2008272061A1Methods and Compositions for Deactivating Organic Acids in OilBAKER HUGHES INC·Filed 2007·Application pending·0 cites
- 4244US6159374ASoftened brine treatment of crude oilBETZDEARBORN INC·Filed 1999·Granted Dec 12, 2000·11 cites·17 claims
- 4344US5921911AMethods of inhibiting foam formation in alkanolamine systemsBETZDEARBORN INC·Filed 1997·Granted Jul 13, 1999·11 cites·3 claims
- 4444US5730905AMethod of resolving oil and water emulsionsBETZDEARBORN INC·Filed 1994·Granted Mar 24, 1998·8 cites·9 claims
- 4541US5282974AMethod for removing soluble benzene from effluent waterBETZ LABORATORIES·Filed 1993·Granted Feb 1, 1994·10 cites·8 claims
- 4640US5750052AFoam control methodBETZDEARBORN INC·Filed 1996·Granted May 12, 1998·11 cites·6 claims
- 4739US5236591AMethod of removing benzene from petroleum desalter brineBETZ LABORATORIES·Filed 1992·Granted Aug 17, 1993·9 cites·3 claims
- 4836US2012088700A1Inhibiting Carbon Dioxide Induced DepositionHART PAUL R·Filed 2011·Application pending·0 cites
- 4932US5772866ACompositions and methods for breaking water-in-oil emulsionsBETZDEARBORN INC·Filed 1997·Granted Jun 30, 1998·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →