Inventor · disambiguated record
Donald W. Verser
Also filed as: VERSER DONALD W
25 granted patents·3 pending applications·638 citations·filing 1986–2015
97Inventor score
Files withCHEVRON PHILLIPS CHEMICAL CO16MCELVAIN ROBERT R2PHILLIPS PETROLEUM CO2BURNS DAVID H1CHEVON PHILLIPS CHEMICAL COMPA1
Top patents by PatentIndex Score
28 records- 0195US9610558B2Energy efficient polyolefin processCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Apr 4, 2017·5 cites·20 claims
- 0295US8569433B2Energy efficient polyolefin processCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted Oct 29, 2013·10 cites·20 claims
- 0395US8128877B2Energy efficient polyolefin processMCELVAIN ROBERT R·Filed 2011·Granted Mar 6, 2012·16 cites·22 claims
- 0495US8017701B2Energy efficient polyolefin processCHEVRON PHILLIPS CHEMICAL CO·Filed 2005·Granted Sep 13, 2011·22 cites·19 claims
- 0595US6908971B2Catalyst slurry feeding assembly for a polymerization reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2003·Granted Jun 21, 2005·52 cites·18 claims
- 0695US6045661AProcess and apparatus for recovering diluent, monomer, and comonomer from a polymerization reactor effluentPHILLIPS PETROLEUM CO·Filed 1998·Granted Apr 4, 2000·133 cites·22 claims
- 0794US7803324B2Catalyst slurry feeding assembly for a polymerization reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2005·Granted Sep 28, 2010·20 cites·21 claims
- 0894US7615596B2Multiple component feed methods and systemsCHEVRON PHILLIPS CHEMICAL CO·Filed 2005·Granted Nov 10, 2009·38 cites·9 claims
- 0993US8303899B2Energy efficient polyolefin processMCELVAIN ROBERT R·Filed 2012·Granted Nov 6, 2012·9 cites·15 claims
- 1093US7999044B2System and method for deinventory of polymerization reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2008·Granted Aug 16, 2011·17 cites·6 claims
- 1192US6818186B2System for removing heavies from diluent recycled to a slurry polymerization reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2003·Granted Nov 16, 2004·43 cites·9 claims
- 1291US6815511B2Continuous withdrawal from high solids slurry polymerizationCHEVRON PHILLIPS CHEMICAL CO·Filed 2003·Granted Nov 9, 2004·49 cites·13 claims
- 1390US6838531B2Process and apparatus for separating diluent from polymer solidsCHEVRON PHILLIPS CHEMICAL CO·Filed 2003·Granted Jan 4, 2005·36 cites·21 claims
- 1489US9221920B2Energy efficient polyolefin processCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Dec 29, 2015·4 cites·20 claims
- 1589US7033545B2Slurry polymerization reactor having large length/diameter ratioCHEVON PHILLIPS CHEMICAL COMPA·Filed 2002·Granted Apr 25, 2006·45 cites·21 claims
- 1688US8406928B2Methods for controlling polyolefin reactor temperatureGUPTA ANURAG·Filed 2009·Granted Mar 26, 2013·11 cites·13 claims
- 1788US7547750B2Apparatus and method for removing polymer solids from slurry loop reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2005·Granted Jun 16, 2009·10 cites·19 claims
- 1887US8765884B2Energy efficient polyolefin processCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Jul 1, 2014·3 cites·19 claims
- 1983US7005485B2Process for producing polyolefinsCHEVRON PHILLIPS CHEMICAL CO·Filed 2003·Granted Feb 28, 2006·21 cites·4 claims
- 2081US7087685B2Process and system for removing heavies from diluent recycled to a slurry polymerization reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2004·Granted Aug 8, 2006·17 cites·27 claims
- 2177US6967230B2Process for producing polyolefinsCHEVRON PHILLIPS CHEMICAL CO·Filed 2001·Granted Nov 22, 2005·17 cites·16 claims
- 2274US7524904B2Process and apparatus for separating polymer solids, hydrocarbon fluids, and purge gasCHEVRON PHILLIPS CHEMICAL CO·Filed 2003·Granted Apr 28, 2009·31 cites·36 claims
- 2370US6953553B2Process and apparatus for separating diluent from polymer solidsREID THOMAS A·Filed 2004·Granted Oct 11, 2005·11 cites·19 claims
- 2460US4674290AVent control for a vesselPHILLIPS PETROLEUM CO·Filed 1986·Granted Jun 23, 1987·17 cites·17 claims
- 2559US8992840B2Multiple component feed methods and systemsBURNS DAVID H·Filed 2009·Granted Mar 31, 2015·1 cites·23 claims
- 2648US2005091021A1Method and apparatus for controlling polyolefin reactor temperatureFiled 2003·Application pending·0 cites
- 2743US2004116625A1Loop reactor apparatus and polymerization processes with multiple feed points for olefins and catalystsFiled 2003·Application pending·0 cites
- 2840US2004136881A1Separation of polymer particles and vaporized diluent in a cycloneFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →