72 patents
Page 4 of 4
Utility
Alkyl Lactone-derived Corrosion Inhibitors
12 Aug 21
Disclosed are alkyl lactone-derived hydroxyamide and alkyl lactone-derived hydroxyester used in compositions and methods for inhibiting corrosion.
Jeremy Moloney, Jeremy Wayne Bartels, Jeffrey M. Servesko
Filed: 19 Apr 21
Utility
Use of multiple charged cationic compounds derived from polyamines for clay stabilization in oil and gas operations
10 Aug 21
Methods of using specific multiple charged cationic compounds, which are derived from polyamines through an aza-Michael addition with an α, β-unsaturated carbonyl compound, in a clay treatment composition to reduces clay swelling, clay migration, and sludge formation in a subterranean formation in oil and gas operations are provided.
Ashish Dhawan, Kellen Harkness, Carter M. Silvernail, Keith A. Monk
Filed: 29 Aug 19
Utility
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10 Aug 21
The present disclosure provides compositions and methods that are useful in removing, lowering the amount of, or otherwise controlling hydrogen sulfide and mercaptans.
Geeta Rana, Julian M. Gallardo, Matthew Trevino
Filed: 19 Mar 19
Utility
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5 Aug 21
The present disclosure generally relates to compositions and uses of sulfidogenesis inhibitor compounds of Formulae 1 and 2 for preventing sulfidogenesis, i.e., the reduction reaction of a sulfur-containing compound by sulfur-utilizing prokaryotes that produce sulfide species such as hydrogen sulfide, during enhanced oil recovery processes.
Timothy James Tidwell, Alicia Dinges, Ashish Dhawan
Filed: 25 Jan 21
Utility
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3 Jun 21
Graphene quantum dots are functionalized by covalently bonding a corrosion inhibitor molecule thereto.
Jeremy Moloney, Kousik Kundu
Filed: 4 Feb 21
Utility
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18 May 21
Disclosed are alkyl lactone-derived hydroxyamide and alkyl lactone-derived hydroxyester used in compositions and methods for inhibiting corrosion.
Jeremy Moloney, Jeremy Wayne Bartels, Jeffrey M. Servesko
Filed: 10 Jul 19
Utility
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29 Apr 21
Described are methods and compositions for treating a subterranean formation.
Daniel Dreyer, Vyacheslav Boyraskikh, Yuntao Thomas Hu, Pious Kurian, Joseph Paul Street, Narongsak Tonmukayakul, Kin-Tai Chang
Filed: 31 Dec 20
Utility
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27 Apr 21
Disclosed herein are sulfur-functional tall oil compositions, referred to herein as S-TO compositions.
Jeremy Moloney, Prakasa Rao Anantaneni
Filed: 30 Oct 18
Utility
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6 Apr 21
The present invention relates to a process for the treatment of water from the production well of chemical enhanced oil recovery (CEOR) extraction.
William T. Duttlinger, Jr., Brian Scott Caird
Filed: 24 Jun 16
Utility
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1 Apr 21
A polymer composition has been developed that provides low viscosity oil-in-water polymer emulsions that are stable to shear conditions and are storage stable at low temperature conditions (e.g., −6.7° C. or less) or higher temperature conditions (e.g., up to 60° C.).
Xiaojin Harry Li, Tri T. Phan, Tzu-Ping Hsu, Kerry O'Connell, Michael Cash
Filed: 30 Sep 20
Utility
ozy7jstxz9o6f36exj5zu24mtd5xj788kwv54
23 Mar 21
Graphene quantum dots are functionalized by covalently bonding a corrosion inhibitor molecule thereto.
Jeremy Moloney, Kousik Kundu
Filed: 8 Jun 17
Utility
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13 Apr 20
Embodiments of a wellhead assembly have a tubular body with a removable bottom cap to house a tubing rotator comprising a multi-enveloping worm gear assembly which provides sufficient torque to rotate tubing strings in deep and/or deviated wellbores.
Ross Senger, Denis Blaquiere, Ramamurthy Narasimhan, Manjunath Devalapalli Prakash Reddy, Manjunath Jayanthi Narayana Setty, Santhosha Singanahalli Malleshappa, Kogan Lee
Filed: 4 Jan 18