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William J. Dean
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Katy, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Use of solid surfactant composites in well cementing
Patent number
11,312,893
Issue date
Apr 26, 2022
Halliburton Energy Services, Inc.
Lennox Martin Leotaud
E21 - EARTH DRILLING MINING
Information
Patent Grant
Use of solid surfactant composites in well spacer fluids
Patent number
10,584,273
Issue date
Mar 10, 2020
Halliburton Energy Services, Inc.
Lennox Martin Leotaud
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Mono-diameter wellbore casing
Patent number
7,516,790
Issue date
Apr 14, 2009
Enventure Global Technology, LLC
Robert Lance Cook
E21 - EARTH DRILLING MINING
Information
Patent Grant
Liner hanger with sliding sleeve valve
Patent number
7,172,021
Issue date
Feb 6, 2007
Shell Oil Company
David Paul Brisco
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore casing repair
Patent number
7,048,067
Issue date
May 23, 2006
Shell Oil Company
Robert Lance Cook
E21 - EARTH DRILLING MINING
Information
Patent Grant
Liner hanger with sliding sleeve valve
Patent number
6,976,541
Issue date
Dec 20, 2005
Shell Oil Company
David Paul Brisco
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lubricant coating for expandable tubular members
Patent number
6,695,012
Issue date
Feb 24, 2004
Shell Oil Company
Lev Ring
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
USE OF SOLID SURFACTANT COMPOSITES IN WELL CEMENTING
Publication number
20200140740
Publication date
May 7, 2020
Halliburton Energy Services, Inc.
Lennox Martin Leotaud
E21 - EARTH DRILLING MINING
Information
Patent Application
USE OF SOLID SURFACTANT COMPOSITES IN WELL CEMENTING
Publication number
20180265763
Publication date
Sep 20, 2018
Halliburton Energy Services, Inc.
Lennox Martin Leotaud
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Mono-diameter wellbore casing
Publication number
20050269107
Publication date
Dec 8, 2005
Robert Lance Cook
E21 - EARTH DRILLING MINING
Information
Patent Application
Lubricant coating for expandable tubular members
Publication number
20050123639
Publication date
Jun 9, 2005
Enventure Global Technology L.L.C.
Lev Ring
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Liner hanger with sliding sleeve valve
Publication number
20050087337
Publication date
Apr 28, 2005
Shell Oil Company
David Paul Brisco
E21 - EARTH DRILLING MINING
Information
Patent Application
Liner hanger with sliding sleeve valve
Publication number
20040045718
Publication date
Mar 11, 2004
David Paul Brisco
E21 - EARTH DRILLING MINING