| Patent | Date |
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Methods of using invert emulsion fluids with high internal phase concentration
Grant 10,246,627 - Luyster , et al. | 2019-04-02 |
Wellbore fluids incorporating magnetic carbon nanoribbons and magnetic functionalized carbon nanoribbons and methods of using the same
Grant 10,181,370 - Tour , et al. Ja | 2019-01-15 |
Methods of delaying the curing of moisture sensitive curable elastomers
Grant 10,035,945 - Scorsone , et al. July 31, 2 | 2018-07-31 |
Invert Emulsion Fluids With High Internal Phase Concentration
App 20170088765 - Patel; Arvind D. ; et al. | 2017-03-30 |
Degradable non-aqueous gel systems
Grant 9,315,714 - Sanders , et al. April 19, 2 | 2016-04-19 |
Methods Of Using Invert Emulsion Fluids With High Internal Phase Concentration
App 20150184062 - Luyster; Mark ; et al. | 2015-07-02 |
Methods of using invert emulsion fluids with high internal phase concentration
Grant 9,004,167 - Luyster , et al. April 14, 2 | 2015-04-14 |
Wellbore Fluids Incorporating Magnetic Carbon Nanoribbons And Magnetic Functionalized Carbon Nanoribbons And Methods Of Using The Same
App 20140367091 - Tour; James M. ; et al. | 2014-12-18 |
Fluid loss additive for oil-based muds
Grant 8,871,690 - Patel , et al. October 28, 2 | 2014-10-28 |
Low Conductivity Water Based Wellbore Fluid
App 20140151128 - Patel; Arvind D. ; et al. | 2014-06-05 |
Fluid Loss Additive For Oil-based Muds
App 20130331302 - Patel; Arvind D. ; et al. | 2013-12-12 |
Low conductivity water based wellbore fluid
Grant 8,598,095 - Patel , et al. December 3, 2 | 2013-12-03 |
Graphene-based Material For Shale Stabilization And Method Of Use
App 20130264121 - Young; Steve ; et al. | 2013-10-10 |
Fluid loss additive for oil-based muds
Grant 8,524,640 - Patel , et al. September 3, 2 | 2013-09-03 |
Low toxicity shale hydration inhibition agent and method of use
Grant 8,298,996 - Patel October 30, 2 | 2012-10-30 |
Invert Emulsion Fluids With High Internal Phase Concentration
App 20120186880 - Patel; Arvind D. ; et al. | 2012-07-26 |
Methods Of Using Invert Emulsion Fluids With High Internal Phase Concentration
App 20120067575 - Luyster; Mark ; et al. | 2012-03-22 |
Defluidizing Lost Circulation Pills
App 20110278006 - Sanders; Mark W. ; et al. | 2011-11-17 |
Low Toxicity Shale Hydration Inhibition Agent And Method Of Use
App 20110190171 - Patel; Arvind D. | 2011-08-04 |
Nitrogen-free Invert Emulsion Wellbore Fluid
App 20110166047 - Patel; Arvind D. ; et al. | 2011-07-07 |
Invert Emulsion Wellbore Fluids And Method For Reducing Toxicity Thereof
App 20110160099 - Patel; Arvind D. ; et al. | 2011-06-30 |
Low toxicity shale hydration inhibition agent and method of use
Grant 7,939,473 - Patel May 10, 2 | 2011-05-10 |
Methods Of Delaying The Curing Of Moisture Sensitive Curable Elastomers
App 20110100628 - Scorsone; Jason T. ; et al. | 2011-05-05 |
Method Of Remediating Bit Balling Using Oxidizing Agents
App 20110094747 - Mettath; Sashikumar ; et al. | 2011-04-28 |
Low Conductivity Water Based Drilling Fluid
App 20110061866 - Patel; Arvind D. ; et al. | 2011-03-17 |
Degradable Non-aqueous Gel Systems
App 20110053809 - Sanders; Mark ; et al. | 2011-03-03 |
Flat rheology drilling fluid
Grant 7,871,962 - Patel , et al. January 18, 2 | 2011-01-18 |
Dewatering Of Silicate Wellbore Fluids
App 20100300979 - Gilmour; Alan ; et al. | 2010-12-02 |
Shale Hydration Inhibition Agent And Method Of Use
App 20100144561 - Patel; Arvind D. ; et al. | 2010-06-10 |
Shale hydration inhibition agent and method of use
Grant 7,618,925 - Patel , et al. November 17, 2 | 2009-11-17 |
Shale hydration inhibition agent and method of use
Grant 7,572,756 - Patel , et al. August 11, 2 | 2009-08-11 |
Shale Hydration Inhibition Agent And Method Of Use
App 20090175688 - Patel; Arvind D. ; et al. | 2009-07-09 |
Methods for using reversible phase oil-based drilling fluid
Grant 7,527,097 - Patel May 5, 2 | 2009-05-05 |
Shale hydration inhibition agent and method of use
Grant 7,521,398 - Patel , et al. April 21, 2 | 2009-04-21 |
Shale hydration inhibition agent and method of use
Grant 7,514,392 - Patel , et al. April 7, 2 | 2009-04-07 |
High performance water-based drilling mud and method of use
Grant 7,514,389 - Patel , et al. April 7, 2 | 2009-04-07 |
High performance water-based drilling mud and method of use
Grant 7,497,262 - Patel , et al. March 3, 2 | 2009-03-03 |
Shale hydration inhibition agent and method of use
Grant 7,494,958 - Patel , et al. February 24, 2 | 2009-02-24 |
Low Toxicity Shale Hydration Inhibition Agent And Method Of Use
App 20080227671 - Patel; Arvind D. | 2008-09-18 |
Methods For Using Reversible Phase Oil-based Drilling Fluid
App 20080194436 - Patel; Arvind D. | 2008-08-14 |
Methods for using reversible phase oil-based drilling fluid
Grant 7,377,721 - Patel May 27, 2 | 2008-05-27 |
Shale Hydration Inhibition Agent And Method Of Use
App 20080076681 - Patel; Arvind D. ; et al. | 2008-03-27 |
Fluid Loss Additive For Oil-based Muds
App 20080009421 - Patel; Arvind D. ; et al. | 2008-01-10 |
High Performance Water Base Drilling Fluid
App 20080009422 - Patel; Arvind D. ; et al. | 2008-01-10 |
Shale hydration inhibition agent and method of use
Grant 7,312,183 - Patel , et al. December 25, 2 | 2007-12-25 |
High performance water based drilling fluids and method of use
Grant 7,250,390 - Patel , et al. July 31, 2 | 2007-07-31 |
High Performance Water-based Drilling Mud And Method Of Use
App 20070129258 - Patel; Arvind D. ; et al. | 2007-06-07 |
Methods for Using Reversible Phase Oil-Based Drilling Fluid
App 20070111902 - Patel; Arvind D. | 2007-05-17 |
High performance water-based drilling mud and method of use
App 20070082823 - Patel; Arvind D. ; et al. | 2007-04-12 |
High performance water-based drilling mud and method of use
Grant 7,192,907 - Patel , et al. March 20, 2 | 2007-03-20 |
Method for using reversible phase oil-based drilling fluid
Grant 7,178,594 - Patel February 20, 2 | 2007-02-20 |
Phospholipid lubricating agents in aqueous based drilling fluids
Grant 7,094,738 - Patel , et al. August 22, 2 | 2006-08-22 |
Shale hydration inhibition agent and method of use
Grant 7,084,092 - Patel , et al. August 1, 2 | 2006-08-01 |
Environmentally compatible hydrocarbon blend drilling fluid
Grant 7,081,437 - Patel , et al. July 25, 2 | 2006-07-25 |
Shale hydration inhibition agent and method of use
App 20060073983 - Patel; Arvind D. ; et al. | 2006-04-06 |
Shale hydration inhibition agent and method of use
App 20060073985 - Patel; Arvind D. ; et al. | 2006-04-06 |
Shale hydration inhibition agent and method of use
App 20060073982 - Patel; Arvind D. ; et al. | 2006-04-06 |
Shale hydration inhibition agent and method of use
App 20060073984 - Patel; Arvind D. ; et al. | 2006-04-06 |
High performance water based drilling fluids and method of use
App 20050096232 - Patel, Arvind D. ; et al. | 2005-05-05 |
Phospholipid lubricating agents in aqueous based drilling fluids
App 20050054540 - Patel, Arvind D. ; et al. | 2005-03-10 |
Environmentally compatible hydrocarbon blend drilling fluid
App 20050054539 - Patel, Arvind D. ; et al. | 2005-03-10 |
Shale hydration inhibition agent and method of use
App 20050049150 - Patel, Arvind D. ; et al. | 2005-03-03 |
High performance water-based drilling mud and method of use
App 20050049149 - Patel, Arvind D. ; et al. | 2005-03-03 |
Flat rheology drilling fluid
App 20050049147 - Patel, Arvind D. ; et al. | 2005-03-03 |
Shale hydration inhibition agent and method of use
Grant 6,857,485 - Patel , et al. February 22, 2 | 2005-02-22 |
Method for using reversible phase oil-based drilling fluid
App 20040259738 - Patel, Arvind D. | 2004-12-23 |
High performance water based drilling mud and method of use
Grant 6,831,043 - Patel , et al. December 14, 2 | 2004-12-14 |
Biodegradable surfactant for invert emulsion drilling fluid
Grant 6,828,279 - Patel , et al. December 7, 2 | 2004-12-07 |
Methods of using reversible phase oil based drilling fluid
Grant 6,806,233 - Patel October 19, 2 | 2004-10-19 |
Double emulsion based drilling fluids
Grant 6,793,025 - Patel , et al. September 21, 2 | 2004-09-21 |
Oil based drilling fluid
Grant 6,790,811 - Patel September 14, 2 | 2004-09-14 |
Oil based well fluids with high solids content
Grant 6,770,602 - Patel , et al. August 3, 2 | 2004-08-03 |
Invert emulsion fluids having negative alkalinity
App 20040072696 - Patel, Arvind D. | 2004-04-15 |
Shale hydration inhibition agent and method of use
Grant 6,609,578 - Patel , et al. August 26, 2 | 2003-08-26 |
Oil based well fluids with high solids content
App 20030158046 - Patel, Arvind D. ; et al. | 2003-08-21 |
High performance water based drilling mud and method of use
App 20030155157 - Patel, Arvind D. ; et al. | 2003-08-21 |
Biodegradable surfactant for invert emulsion drilling fluid
App 20030114316 - Patel, Arvind D. ; et al. | 2003-06-19 |
Shale hydration inhibition agent and method of use
App 20030106718 - Patel, Arvind D. ; et al. | 2003-06-12 |
Double emulsion based drilling fluids
App 20030075360 - Patel, Arvind D. ; et al. | 2003-04-24 |
Shale hydration inhibition agent and method of use
Grant 6,484,821 - Patel , et al. November 26, 2 | 2002-11-26 |
Shale hydration inhibition agent and method of use
App 20020092681 - Patel, Arvind D. ; et al. | 2002-07-18 |
Methods of using reversible phase oil based drilling fluid
App 20020033258 - Patel, Arvind D. | 2002-03-21 |
Oil based drilling fluid
App 20010051593 - Patel, Arvind D. | 2001-12-13 |
Conductive medium for openhole logging and logging while drilling
Grant 6,308,788 - Patel , et al. October 30, 2 | 2001-10-30 |
Glycol based drilling fluid
Grant 6,291,405 - Lee , et al. September 18, 2 | 2001-09-18 |
Invert emulsion drilling fluids and muds having negative alkalinity and elastomer compatibility
App 20010009890 - Patel, Arvind D. ; et al. | 2001-07-26 |
Shale hydration inhibition agent and method of use
Grant 6,247,543 - Patel , et al. June 19, 2 | 2001-06-19 |
Conductive medium for openhold logging and logging while drilling
App 20010001991 - Patel, Arvind D. ; et al. | 2001-05-31 |
Conductive medium for openhole logging and logging while drilling
Grant 6,029,755 - Patel February 29, 2 | 2000-02-29 |
Water soluble invert emulsions
Grant 5,990,050 - Patel November 23, 1 | 1999-11-23 |
Invert emulsion fluids suitable for drilling
Grant 5,985,800 - Patel November 16, 1 | 1999-11-16 |
Oil-based drilling fluids suitable for drilling in the presence of acidic gases
Grant 5,909,779 - Patel , et al. June 8, 1 | 1999-06-08 |
Drilling fluid additive and method for inhibiting hydration
Grant 5,908,814 - Patel , et al. June 1, 1 | 1999-06-01 |
Non-fluorescing oil-based drilling fluid
Grant 5,869,433 - Patel February 9, 1 | 1999-02-09 |
Silicone oil-based drilling fluids
Grant 5,707,939 - Patel January 13, 1 | 1998-01-13 |
Aqueous based drilling fluid additive and composition
Grant 5,639,715 - Patel June 17, 1 | 1997-06-17 |
Water-based drilling fluids for reduction of water adsorption and hydration of argillaceous rocks
Grant 5,635,458 - Lee , et al. June 3, 1 | 1997-06-03 |
Glycols as internal phase in oil well drilling fluids
Grant H1,611 - Patel November 5, 1 | 1996-11-05 |
Drilling fluid additive and method for inhibiting hydration
Grant 5,424,284 - Patel , et al. * June 13, 1 | 1995-06-13 |
Drilling fluid additive and method for inhibiting hydration
Grant 5,350,740 - Patel , et al. September 27, 1 | 1994-09-27 |
Oil based synthetic hydrocarbon drilling fluid
Grant 5,189,012 - Patel , et al. February 23, 1 | 1993-02-23 |
Water based synthetic hydrocarbon drilling fluid and spotting fluid
Grant H1,000 - Patel , et al. December 3, 1 | 1991-12-03 |
Oil base drilling fluid composition
Grant 4,740,319 - Patel , et al. April 26, 1 | 1988-04-26 |
Oil based drilling fluid reversion
Grant 4,713,183 - Patel , et al. December 15, 1 | 1987-12-15 |
Fluid loss additives for oil base muds and low fluid loss compositions thereof
Grant 4,710,586 - Patel , et al. December 1, 1 | 1987-12-01 |
Fluid loss additives for oil base muds and low fluid loss compositions thereof
Grant 4,637,883 - Patel , et al. January 20, 1 | 1987-01-20 |
Copolymers of flavanoid tannins and acrylic monomers
Grant 4,579,927 - Patel , et al. April 1, 1 | 1986-04-01 |
Zwiterionic 2-alkyl imidazolines as emulsifying agents for oil based drilling fluids
Grant 4,544,756 - Patel October 1, 1 | 1985-10-01 |
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