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Resin sealant for zonal isolation and methods for making and using same Grant 10,301,526 - Zamora , et al. | 2019-05-28 |
Methods for fracturing formations using aggregating compositions Grant 10,202,836 - Veldman , et al. Feb | 2019-02-12 |
Zeta potential modifiers to decrease the residual oil saturation Grant 10,040,991 - Kakadjian , et al. August 7, 2 | 2018-08-07 |
Methods For Fracturing Formations Using Aggregating Compositions App 20180016886 - Veldman; Raynard ;   et al. | 2018-01-18 |
Weakly consolidated, semi consolidated formation, or unconsolidated formations treated with zeta potential altering compositions to form conglomerated formations Grant 9,725,634 - van Petegem , et al. August 8, 2 | 2017-08-08 |
Winterizing Agents For Oil Base Polymer Slurries And Method For Making And Using Same App 20170137698 - Kakadjian; Sarkis R. ;   et al. | 2017-05-18 |
Enhancing delaying in situ gelation of water shutoff systems Grant 9,464,504 - Kakadjian , et al. October 11, 2 | 2016-10-11 |
Fluid Diversion System For Well Treatment Operations App 20160280983 - Zamora; Frank ;   et al. | 2016-09-29 |
Downhole Chemical Delivery For Oil And Gas Wells App 20160177175 - Kakadjian; Sarkis R. ;   et al. | 2016-06-23 |
Methods using low concentrations of gas bubbles to hinder proppant settling Grant 9,328,285 - Ekstrand , et al. May 3, 2 | 2016-05-03 |
Defoamer formulation and methods for making and using same Grant 9,255,220 - Falana , et al. February 9, 2 | 2016-02-09 |
Environmentally Friendly Base Fluids And Methods For Making And Using Same App 20150377002 - Falana; Olusegun M. ;   et al. | 2015-12-31 |
Compositions and methods for breaking hydraulic fracturing fluids Grant 9,175,208 - Thompson, Sr. , et al. November 3, 2 | 2015-11-03 |
Novel Weight Materials For Use In Cement, Spacer And Drilling Fluids App 20150299552 - Zamora; Frank ;   et al. | 2015-10-22 |
Use Of Salts Of Polycarboxylates With Lipophilic Increments To Control Separation In Cement Containing Latex App 20150252243 - Ojong-Besong; Conrad ;   et al. | 2015-09-10 |
Methods for using complementary surfactant compositions Grant 9,090,809 - Falana , et al. July 28, 2 | 2015-07-28 |
Weight materials for use in cement, spacer and drilling fluids Grant 9,062,241 - Zamora , et al. June 23, 2 | 2015-06-23 |
Dry polymer mixing process for forming gelled fluids Grant 9,022,120 - Zamora , et al. May 5, 2 | 2015-05-05 |
Aggregating Reagents And Methods For Making And Using Same App 20150114642 - Veldman; Raynard ;   et al. | 2015-04-30 |
Weakly Consolidated, Semi Consolidated Formation, Or Unconsolidated Formations Treated With Zeta Potential Altering Compositions To Form Conglomerated Formations App 20150111791 - van Petegem; Ronald ;   et al. | 2015-04-23 |
Apparatus, compositions, and methods of breaking fracturing fluids Grant 9,012,378 - Ekstrand , et al. April 21, 2 | 2015-04-21 |
Resin Sealant For Zonal Isolation And Methods For Making And Using Same App 20150051311 - Zamora; Frank ;   et al. | 2015-02-19 |
Method and system using zeta potential altering compositions as aggregating reagents for sand control Grant 8,950,493 - van Petegem , et al. February 10, 2 | 2015-02-10 |
Methods for increase gas production and load recovery Grant 8,946,130 - Zamora , et al. February 3, 2 | 2015-02-03 |
Aggregating reagents and methods for making and using same Grant 8,944,164 - Veldman , et al. February 3, 2 | 2015-02-03 |
Mutual Solvent for Downhole Use App 20150011441 - Kakadjian; Sarkis R. ;   et al. | 2015-01-08 |
Foam Resin Sealant For Zonal Isolation And Methods For Making And Using Same App 20150011440 - Zamora; Frank ;   et al. | 2015-01-08 |
Resin sealant for zonal isolation and methods for making and using same Grant 8,899,328 - Zamora , et al. December 2, 2 | 2014-12-02 |
Compositions And Methods For Breaking Hydraulic Fracturing Fluids App 20140318795 - Thompson, Sr.; Joseph E. ;   et al. | 2014-10-30 |
Defoamer Formulation And Methods For Making And Using Same App 20140323362 - Falana; Olusegun Matthew ;   et al. | 2014-10-30 |
Use of zeta potential modifiers to decrease the residual oil saturation Grant 8,871,694 - Kakadjian , et al. October 28, 2 | 2014-10-28 |
Zeta Potential Modifiers To Decrease The Residual Oil Saturation App 20140303048 - Kakadjian; Sarkis R. ;   et al. | 2014-10-09 |
Foam resin sealant for zonal isolation and methods for making and using same Grant 8,851,174 - Zamora , et al. October 7, 2 | 2014-10-07 |
Defoamer formulation and methods for making and using same Grant 8,846,585 - Falana , et al. September 30, 2 | 2014-09-30 |
Enhancing drag reduction properties of slick water systems Grant 8,841,240 - Kakadjian , et al. September 23, 2 | 2014-09-23 |
Compositions and method for breaking hydraulic fracturing fluids Grant 8,835,364 - Thompson , et al. September 16, 2 | 2014-09-16 |
Composition and Method to Replace Polysacharides in Hydraulic Fracturing App 20130327530 - Kakadjian; Sarkis ;   et al. | 2013-12-12 |
Methods For Using Complementary Surfactant Compositions App 20130331301 - Falana; Olusegun M. ;   et al. | 2013-12-12 |
Composite Solids System to Prepare Polymer Solutions for Hydraulic Fracturing Treatments App 20130288934 - Powell; Ronald Joseph ;   et al. | 2013-10-31 |
Aggregating Compositions, Modified Particulate Metal-oxides, Modified Formation Surfaces, And Methods For Making And Using Same App 20130270012 - Kakadjian; Sarkis R. ;   et al. | 2013-10-17 |
Aggregating Compositions, Modified Particulate Metal-oxides, Modified Formation Surfaces, And Methods For Making And Using Same App 20130274151 - Kakadjian; Sarkis R. ;   et al. | 2013-10-17 |
Complementary surfactant compositions and methods for making and using same Grant 8,524,639 - Falana , et al. September 3, 2 | 2013-09-03 |
Methods for using non-volatile phosphorus hydrocarbon gelling agents Grant 8,507,412 - Lukocs , et al. August 13, 2 | 2013-08-13 |
Downhole Chemical Delivery For Oil And Gas Wells App 20130196884 - Kakadjian; Sarkis ;   et al. | 2013-08-01 |
Corrosion Inhibitor For High Temperature Environments App 20130175477 - Falana; Olusegun Matthew ;   et al. | 2013-07-11 |
Stable foamed cement slurry compositions and methods for making and using same Grant 8,475,585 - Zamora , et al. July 2, 2 | 2013-07-02 |
Aggregating compositions, modified particulate metal-oxides, modified formation surfaces, and methods for making and using same Grant 8,466,094 - Kakadjian , et al. June 18, 2 | 2013-06-18 |
Aggregating Reagents And Methods For Making And Using Same App 20130075100 - Veldman; Raynard ;   et al. | 2013-03-28 |
Stable Foamed Cement Slurry Compositions And Methods For Making And Using Same App 20130046035 - Zamora; Frank ;   et al. | 2013-02-21 |
Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same Grant 8,362,298 - Falana , et al. January 29, 2 | 2013-01-29 |
Formulations And Uses Of Drilling Fluids Containing Viscosified Phosphate Brine App 20120302468 - Falana; Olusegun Matthew ;   et al. | 2012-11-29 |
Management Of Corrosion In Phosphate Brines App 20120295820 - Falana; Olusegun Matthew ;   et al. | 2012-11-22 |
Enhancing Delaying In Situ Gelation Of Water Shutoff Systems App 20120279727 - Kakadjian; Sarkis R. ;   et al. | 2012-11-08 |
Dry Polymer Mixing Process For Forming Gelled Fluids App 20120273206 - Zamora; Frank ;   et al. | 2012-11-01 |
Stable foamed cement slurry compositions and methods for making and using same Grant 8,287,640 - Zamora , et al. October 16, 2 | 2012-10-16 |
Enhancing Drag Reduction Properties Of Slick Water Systems App 20120245061 - Kakadjian; Sarkis R. ;   et al. | 2012-09-27 |
Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same Grant 8,258,339 - Falana , et al. September 4, 2 | 2012-09-04 |
Methods for gas well treatment Grant 8,220,546 - Kakadjian , et al. July 17, 2 | 2012-07-17 |
Methods For Using Non-volatile Phosphorus Hydrocarbon Gelling Agents App 20120160500 - Lukocs; Brent ;   et al. | 2012-06-28 |
Novel Weight Materials for Use in Cement, Spacer and Drilling Fluids App 20120073813 - Zamora; Frank ;   et al. | 2012-03-29 |
Enhanced oil-based foam drilling fluid compositions and method for making and using same Grant 8,141,661 - Kakadjian , et al. March 27, 2 | 2012-03-27 |
Complementary Surfactant Compositions And Methods For Making And Using Same App 20120071366 - Falana; Olusegun Matthew ;   et al. | 2012-03-22 |
Defoamer Formulation And Methods For Making And Using Same App 20120071370 - Falana; Olusegun Matthew ;   et al. | 2012-03-22 |
Aldehyde-amine formulations and method for making and using same Grant 8,093,431 - Falana , et al. January 10, 2 | 2012-01-10 |
Non-volatile phosphorus hydrocarbon gelling agent Grant 8,084,401 - Lukocs , et al. December 27, 2 | 2011-12-27 |
Foam Resin Sealant For Zonal Isolation And Methods For Making And Using Same App 20110284248 - Zamora; Frank ;   et al. | 2011-11-24 |
Resin Sealant For Zonal Isolation And Methods For Making And Using Same App 20110284247 - Zamora; Frank ;   et al. | 2011-11-24 |
Compositions And Method For Breaking Hydraulic Fracturing Fluids App 20110247821 - Thompson; Joseph E. ;   et al. | 2011-10-13 |
Hydrolyzed Nitrilotriacetonitrile Compositions, Nitrilotriacetonitrile Hydrolysis Formulations And Methods For Making And Using Same App 20110224107 - Falana; Olusegun M. ;   et al. | 2011-09-15 |
Hydrolyzed Nitrilotriacetonitrile Compositions, Nitrilotriacetonitrile Hydrolysis Formulations And Methods For Making And Using Same App 20110218125 - Falana; Olusegun M. ;   et al. | 2011-09-08 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Grant 8,011,446 - Wylie , et al. September 6, 2 | 2011-09-06 |
Foamed fluid additive for underbalance drilling Grant 7,992,653 - Zamora , et al. August 9, 2 | 2011-08-09 |
Compositions and methods for gas well treatment Grant 7,989,404 - Kakadjian , et al. August 2, 2 | 2011-08-02 |
Methods For Gas Well Treatment App 20110183872 - Kakadjian; Sarkis R. ;   et al. | 2011-07-28 |
Apparatus, Compositions, And Methods Of Breaking Fracturing Fluids App 20110177982 - Ekstrand; Barry ;   et al. | 2011-07-21 |
Aggregating reagents, modified particulate metal-oxides and proppants Grant 7,956,017 - Gatlin , et al. June 7, 2 | 2011-06-07 |
Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same Grant 7,956,217 - Falana , et al. June 7, 2 | 2011-06-07 |
Apparatus, compositions, and methods of breaking fracturing fluids Grant 7,942,201 - Ekstrand , et al. May 17, 2 | 2011-05-17 |
Foamed gel systems for fracturing subterranean formations, and methods for making and using same Grant 7,932,214 - Zamora , et al. April 26, 2 | 2011-04-26 |
Compositions and methods for gas well treatment Grant 7,886,824 - Kakadjian , et al. February 15, 2 | 2011-02-15 |
Use Of Zeta Potential Modifiers To Decrease The Residual Oil Saturation App 20110005756 - Kakadjian; Sarkis R. ;   et al. | 2011-01-13 |
Winterizing Agents For Oil Base Polymer Slurries And Method For Making And Using Same App 20100311620 - Kakadjian; Sarkis R. ;   et al. | 2010-12-09 |
High Density Phosphate Brines And Methods For Making And Using Same App 20100305010 - Falana; Olusegun M. ;   et al. | 2010-12-02 |
Aggregating Compositions, Modified Particulate Metal-oxides, Modified Formation Surfaces, And Methods For Making And Using Same App 20100292108 - Kakadjian; Sarkis R. ;   et al. | 2010-11-18 |
Low Concentrations Of Gas Bubbles To Hinder Proppant Settling App 20100252262 - Ekstrand; Barry ;   et al. | 2010-10-07 |
Method And System Using Zeta Potential Altering Compositions As Aggregating Reagents For Sand Control App 20100212905 - van Petegem; Ronald ;   et al. | 2010-08-26 |
Aldehyde-amine Formulations And Method For Making And Using Same App 20100197968 - Falana; Olusegun Matthew ;   et al. | 2010-08-05 |
Foamed Gel Systems For Fracturing Subterranean Formations, And Methods For Making And Using Same App 20100122815 - Zamora; Frank ;   et al. | 2010-05-20 |
Stable Foamed Cement Slurry Compositions And Methods For Making And Using Same App 20100077938 - Zamora; Frank ;   et al. | 2010-04-01 |
Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same Grant 7,686,084 - Reddy , et al. March 30, 2 | 2010-03-30 |
Hydrolyzed Nitrilotriacetonitrile Compositions, Nitrilotriacetonitrile Hydrolysis Formulations And Methods For Making And Using Same App 20100012901 - Falana; Olusegun M. ;   et al. | 2010-01-21 |
Enhanced Oil-based Foam Drilling Fluid Compositions And Method For Making And Using Same App 20100000795 - Kakadjian; Sarkis R. ;   et al. | 2010-01-07 |
Methods of generating a gas in a plugging composition to improve its sealing ability in a downhole permeable zone Grant 7,642,223 - Santra , et al. January 5, 2 | 2010-01-05 |
Method and Apparatus for a Monodiameter Wellbore, Monodiameter Casing, Monobore, and/or Monowell App 20090308616 - Wylie; Glenda ;   et al. | 2009-12-17 |
Methods For Increase Gas Production And Load Recovery App 20090275488 - Zamora; Frank ;   et al. | 2009-11-05 |
Compositions And Methods For Gas Well Treatment App 20090200033 - Kakadjian; Sarkis R. ;   et al. | 2009-08-13 |
Compositions And Methods For Gas Well Treatment App 20090200027 - Kakadjian; Sarkis R. ;   et al. | 2009-08-13 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Grant 7,571,777 - Wylie , et al. August 11, 2 | 2009-08-11 |
Non-aqueous foam composition for gas lift injection and methods for making and using same Grant 7,565,933 - Kippie , et al. July 28, 2 | 2009-07-28 |
Zeolite-containing remedial compositions Grant 7,544,642 - Luke , et al. June 9, 2 | 2009-06-09 |
Apparatus, Compositions, And Methods Of Breaking Fracturing Fluids App 20080283242 - Ekstrand; Barry ;   et al. | 2008-11-20 |
Drilling and cementing with fluids containing zeolite Grant 7,448,450 - Luke , et al. November 11, 2 | 2008-11-11 |
Aggregating reagents, modified particulate metal-oxides and proppants App 20080257553 - Gatlin; Larry W. ;   et al. | 2008-10-23 |
Foamed Fluid Additive For Underbalance Drilling App 20080257554 - Zamora; Frank ;   et al. | 2008-10-23 |
Non-aqueous Foam Composition For Gas Lift Injection And Methods For Making And Using Same App 20080257556 - Kippie; David ;   et al. | 2008-10-23 |
Aggregating reagents, modified particulate metal-oxides, and methods for making and using same Grant 7,392,847 - Gatlin , et al. July 1, 2 | 2008-07-01 |
Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same App 20080121395 - Reddy; B. Raghava ;   et al. | 2008-05-29 |
Method and Apparatus for a Monodiameter Wellbore, Monodiameter Casing, Monobore, and/or Monowell App 20080087423 - Wylie; Glenda ;   et al. | 2008-04-17 |
Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same Grant 7,351,681 - Reddy , et al. April 1, 2 | 2008-04-01 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Grant 7,341,117 - Wylie , et al. March 11, 2 | 2008-03-11 |
Zeolite-containing cement composition Grant 7,285,166 - Luke , et al. October 23, 2 | 2007-10-23 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell App 20070187146 - Wylie; Glenda ;   et al. | 2007-08-16 |
Non-volatile phosphorus hydrocarbon gelling agent App 20070173413 - Lukocs; Brent ;   et al. | 2007-07-26 |
Aggregating reagents, modified particulate metal-oxides, and methods for making and using same App 20070131425 - Gatlin; Larry W. ;   et al. | 2007-06-14 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Grant 7,225,879 - Wylie , et al. June 5, 2 | 2007-06-05 |
Drilling fluid component Grant 7,220,708 - Zamora , et al. May 22, 2 | 2007-05-22 |
Zeolite compositions for lowering maximum cementing temperature Grant 7,219,733 - Luke , et al. May 22, 2 | 2007-05-22 |
Cement compositions containing degradable materials and methods of cementing in subterranean formations App 20070100029 - Reddy; B. Raghava ;   et al. | 2007-05-03 |
Cement compositions containing degradable materials and methods of cementing in subterranean formations Grant 7,172,022 - Reddy , et al. February 6, 2 | 2007-02-06 |
Method for accelerating oil well construction and production processes and heating device therefor Grant 7,156,172 - Becker , et al. January 2, 2 | 2007-01-02 |
Methods of generating gas in well fluids Grant 7,156,175 - Reddy , et al. January 2, 2 | 2007-01-02 |
Zeolite-containing settable spotting fluids Grant 7,150,321 - Luke , et al. December 19, 2 | 2006-12-19 |
Zeolite-containing remedial compositions Grant 7,140,439 - Luke , et al. November 28, 2 | 2006-11-28 |
Zeolite-containing remedial compositions App 20060258547 - Luke; Karen ;   et al. | 2006-11-16 |
Hydrophobically modified polymers for a well completion spacer fluid Grant 7,114,568 - Eoff , et al. October 3, 2 | 2006-10-03 |
Processes for incorporating inert gas in a cement composition containing spherical beads App 20060169176 - Reddy; B. Raghava ;   et al. | 2006-08-03 |
Systems and methods for placing a braided, tubular sleeve in a well bore Grant 7,082,998 - Zamora , et al. August 1, 2 | 2006-08-01 |
Processes for incorporating inert gas in a cement composition containing spherical beads Grant 7,073,584 - Reddy , et al. July 11, 2 | 2006-07-11 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Grant 7,066,284 - Wylie , et al. June 27, 2 | 2006-06-27 |
Drilling and cementing with fluids containing zeolite App 20060108150 - Luke; Karen ;   et al. | 2006-05-25 |
Methods of generating a gas in a plugging composition to improve its sealing ability in a downhole permeable zone App 20060084580 - Santra; Ashok K. ;   et al. | 2006-04-20 |
Zeolite compositions for lowering maximum cementing temperature App 20060065399 - Luke; Karen ;   et al. | 2006-03-30 |
Method of using a swelling agent to prevent a cement slurry from being lost to a subterranean formation Grant 6,983,799 - Reddy , et al. January 10, 2 | 2006-01-10 |
Zeolite-containing cement composition Grant 6,964,302 - Luke , et al. November 15, 2 | 2005-11-15 |
Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell App 20050241855 - Wylie, Glenda ;   et al. | 2005-11-03 |
Hydrophobically modified polymers for a well completion spacer fluid App 20050230114 - Eoff, Larry S. ;   et al. | 2005-10-20 |
Cement compositions containing degradable materials and methods of cementing in subterranean formations App 20050205258 - Reddy, B. Raghava ;   et al. | 2005-09-22 |
Zeolite-containing cement composition App 20050204962 - Luke, Karen ;   et al. | 2005-09-22 |
Method for accelerating oil well construction and production processes and heating device therefor App 20050194190 - Becker, Thomas E. ;   et al. | 2005-09-08 |
System and method for developing and recycling drilling fluids Grant 6,932,169 - Wylie , et al. August 23, 2 | 2005-08-23 |
Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same App 20050178546 - Reddy, B. Raghava ;   et al. | 2005-08-18 |
Processes for incorporating inert gas in a cement composition containing spherical beads App 20050098317 - Reddy, B. Raghava ;   et al. | 2005-05-12 |
Zeolite-containing remedial compositions App 20050072599 - Luke, Karen ;   et al. | 2005-04-07 |
System and methods for placing a braided tubular sleeve in a well bore App 20050023002 - Zamora, Frank ;   et al. | 2005-02-03 |
Zeolite-containing settable spotting fluids App 20040188091 - Luke, Karen ;   et al. | 2004-09-30 |
Foamed well cement slurries, additives and methods Grant 6,797,054 - Chatterji , et al. September 28, 2 | 2004-09-28 |
Drilling fluid component App 20040171495 - Zamora, Frank ;   et al. | 2004-09-02 |
Method of using a swelling agent to prevent a cement slurry from being lost to a subterranean formation App 20040168804 - Reddy, B. Raghava ;   et al. | 2004-09-02 |
Methods of generating gas in well fluids App 20040168830 - Reddy, B. Raghava ;   et al. | 2004-09-02 |
Method and apparatus for a monodiameter wellbore, monodiameter casing and monobore App 20040149431 - Wylie, Glenda ;   et al. | 2004-08-05 |
Post installation cured braided continuous composite tubular App 20040144535 - Kalman, Mark ;   et al. | 2004-07-29 |
Zeolite-containing cement composition App 20040112600 - Luke, Karen ;   et al. | 2004-06-17 |
Methods of generating gas in well fluids Grant 6,715,553 - Reddy , et al. April 6, 2 | 2004-04-06 |
System and method for developing and recycling drilling fluids App 20040016572 - Wylie, Glenda ;   et al. | 2004-01-29 |
Methods of generating gas in well fluids App 20030221832 - Reddy, B. Raghva ;   et al. | 2003-12-04 |
Method of downhole fluid separation and displacement and a plug utilized therein Grant 6,554,068 - Chatterji , et al. April 29, 2 | 2003-04-29 |
Foamed well cement slurries, additives and methods Grant 6,547,871 - Chatterji , et al. April 15, 2 | 2003-04-15 |
Foamed well cement slurries, additives and methods App 20030000428 - Chatterji, Jiten ;   et al. | 2003-01-02 |
High strength foamed well cement compositions and methods Grant 6,500,252 - Chatterji , et al. December 31, 2 | 2002-12-31 |
Methods of drilling well bores Grant 6,460,632 - Chatterji , et al. October 8, 2 | 2002-10-08 |
Foamed well cement slurries, additives and methods App 20020096090 - Chatterji, Jiten ;   et al. | 2002-07-25 |
Defoaming methods and compositions Grant 6,417,142 - Chatterji , et al. July 9, 2 | 2002-07-09 |
Foamed well cement slurries, additives and methods Grant 6,367,550 - Chatterji , et al. April 9, 2 | 2002-04-09 |
Methods and ultra-low density sealing compositions for sealing pipe in well bores Grant 6,367,549 - Chatterji , et al. April 9, 2 | 2002-04-09 |
Cementing wells with crack and shatter resistant cement Grant 6,308,777 - Chatterji , et al. October 30, 2 | 2001-10-30 |
Cementing Wells With Crack And Shatter Resistant Cement App 20010018973 - CHATTERJI, JITEN ;   et al. | 2001-09-06 |
Well Cementing Methods Using Compositions Containing Liquid Polymeric Additives App 20010018470 - CHATTERJI, JITEN ;   et al. | 2001-08-30 |
Well cementing methods using compositions containing liquid polymeric additives Grant 6,268,406 - Chatterji , et al. July 31, 2 | 2001-07-31 |
High strength foamed well cement compositions and methods Grant 6,220,354 - Chatterji , et al. April 24, 2 | 2001-04-24 |
Foamed well cement slurries, additives and methods Grant 6,063,738 - Chatterji , et al. May 16, 2 | 2000-05-16 |