Inventor · disambiguated record
Alan B. Duell
Also filed as: DUELL ALAN · DUELL ALAN B
35 granted patents·6 pending applications·1,697 citations·filing 1992–2010
98Inventor score
Files withSHELL OIL CO27HALLIBURTON CO8ENVENTURE GLOBAL TECHNOLOGY2COOK ROBERT LANCE1HALLIBURTON ENERGY SERV INC1
Top patents by PatentIndex Score
41 records- 0197US6892819B2Forming a wellbore casing while simultaneously drilling a wellboreSHELL OIL CO·Filed 2001·Granted May 17, 2005·141 cites·63 claims
- 0296US7121337B2Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2005·Granted Oct 17, 2006·50 cites·23 claims
- 0396US6557640B1Lubrication and self-cleaning system for expansion mandrelSHELL OIL CO·Filed 2000·Granted May 6, 2003·146 cites·52 claims
- 0494US6640903B1Forming a wellbore casing while simultaneously drilling a wellboreSHELL OIL CO·Filed 2000·Granted Nov 4, 2003·139 cites·34 claims
- 0594US6604763B1Expandable connectorSHELL OIL CO·Filed 2000·Granted Aug 12, 2003·144 cites·33 claims
- 0692US7665532B2PipelineSHELL OIL CO·Filed 2007·Granted Feb 23, 2010·24 cites·13 claims
- 0791US7216701B2Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2005·Granted May 15, 2007·24 cites·33 claims
- 0890US7077211B2Method of creating a casing in a boreholeSHELL OIL CO·Filed 2004·Granted Jul 18, 2006·52 cites·26 claims
- 0990US7036582B2Expansion cone for radially expanding tubular membersSHELL OIL CO·Filed 2002·Granted May 2, 2006·75 cites·34 claims
- 1089US7198100B2Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2005·Granted Apr 3, 2007·20 cites·26 claims
- 1186US7434618B2Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2005·Granted Oct 14, 2008·15 cites·27 claims
- 1286US7240729B2Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2004·Granted Jul 10, 2007·40 cites·19 claims
- 1386US7077213B2Expansion cone for radially expanding tubular membersSHELL OIL CO·Filed 2002·Granted Jul 18, 2006·54 cites·33 claims
- 1485US7159667B2Method of coupling a tubular member to a preexisting structureSHELL OIL CO·Filed 2004·Granted Jan 9, 2007·35 cites·13 claims
- 1584US7284898B2System and method for mixing water and non-aqueous materials using measured water concentration to control addition of ingredientsHALLIBURTON ENERGY SERV INC·Filed 2004·Granted Oct 23, 2007·32 cites·11 claims
- 1684US7240728B2Expandable tubulars with a radial passage and wall portions with different wall thicknessesSHELL OIL CO·Filed 2001·Granted Jul 10, 2007·47 cites·76 claims
- 1781US7108072B2Lubrication and self-cleaning system for expansion mandrelSHELL OIL CO·Filed 2003·Granted Sep 19, 2006·38 cites·40 claims
- 1880US7967064B2Apparatus for radially expanding and plastically deforming a tubular memberENVENTURE GLOBAL TECHNOLOGY·Filed 2010·Granted Jun 28, 2011·6 cites·9 claims
- 1980US5318118ACup type casing packer cementing shoeHALLIBURTON CO·Filed 1992·Granted Jun 7, 1994·74 cites·4 claims
- 2080US5279370AMechanical cementing packer collarHALLIBURTON CO·Filed 1992·Granted Jan 18, 1994·74 cites·15 claims
- 2179US7044218B2Apparatus for radially expanding tubular membersSHELL OIL CO·Filed 2002·Granted May 16, 2006·35 cites·24 claims
- 2278US7195061B2Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2005·Granted Mar 27, 2007·9 cites·19 claims
- 2378US7048067B1Wellbore casing repairSHELL OIL CO·Filed 2000·Granted May 23, 2006·53 cites·98 claims
- 2478US5277253AHydraulic set casing packerHALLIBURTON CO·Filed 1992·Granted Jan 11, 1994·67 cites·19 claims
- 2573US7357188B1Mono-diameter wellbore casingSHELL OIL CO·Filed 2000·Granted Apr 15, 2008·21 cites·42 claims
- 2671US6968618B2Expandable connectorSHELL OIL CO·Filed 2003·Granted Nov 29, 2005·36 cites·44 claims
- 2770US5526878AStage cementer with integral inflation packerHALLIBURTON CO·Filed 1995·Granted Jun 18, 1996·60 cites·22 claims
- 2866US5261492AWell casing apparatus and methodHALLIBURTON CO·Filed 1992·Granted Nov 16, 1993·53 cites·27 claims
- 2964US7055608B2Forming a wellbore casing while simultaneously drilling a wellboreSHELL OIL CO·Filed 2003·Granted Jun 6, 2006·22 cites·55 claims
- 3062US7603758B2Method of coupling a tubular memberSHELL OIL CO·Filed 2001·Granted Oct 20, 2009·24 cites·20 claims
- 3162US5348089AMethod and apparatus for the multiple stage cementing of a casing string in a wellHALLIBURTON CO·Filed 1993·Granted Sep 20, 1994·35 cites·9 claims
- 3257US7438132B2Concentric pipes expanded at the pipe ends and method of formingSHELL OIL CO·Filed 2003·Granted Oct 21, 2008·16 cites·21 claims
- 3346US2008156480A1Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2007·Application pending·0 cites
- 3445US2008144759A1Method of Coupling Tubular MemberENVENTURE GLOBAL TECHNOLOGY·Filed 2006·Application pending·0 cites
- 3544US5711375AWell stabilization tools and methodsHALLIBURTON CO·Filed 1996·Granted Jan 27, 1998·17 cites·40 claims
- 3643US5823273AWell stabilization tools and methodsHALLIBURTON CO·Filed 1996·Granted Oct 20, 1998·17 cites·30 claims
- 3739US2007271981A1Apparatus for expanding a tubular memberSHELL OIL CO·Filed 2007·Application pending·0 cites
- 3839US2007151725A1Expanding a tubular memberSHELL OIL CO·Filed 2006·Application pending·0 cites
- 3937US2005135185A1System and method for forming a slurryFiled 2004·Application pending·0 cites
- 4034US8205680B2Expandable connectionCOOK ROBERT LANCE·Filed 2004·Granted Jun 26, 2012·2 cites·14 claims
- 4133US2003161211A1Control system and method for forming slurriesFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →