Patents by Inventor Sheetal SINGH
Sheetal SINGH has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11427746Abstract: Described herein are plugging materials with polysaccharides that can be used in wellbore operations. A plugging material can include hydraulic cement, amorphous silica, polysaccharides, a retarder, clay, and an aqueous base, where the material is injectable into a wellbore. The polysaccharides can be cross-linked with borate. The retarder can be at least one of an organo phosphoric acid, a modified sulfonated styrene-maleic anhydride polymer, lignosulfonate, or a polyacrylic acid.Type: GrantFiled: November 9, 2018Date of Patent: August 30, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Tamal Kumar Sen, Sandip Prabhakar Patil, Sheetal Singh
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Publication number: 20210348047Abstract: Described herein are plugging materials with polysaccharides that can be used in wellbore operations. A plugging material can include hydraulic cement, amorphous silica, polysaccharides, a retarder, clay, and an aqueous base, where the material is injectable into a wellbore. The polysaccharides can be cross-linked with borate. The retarder can be at least one of an organo phosphoric acid, a modified sulfonated styrene-maleic anhydride polymer, lignosulfonate, or a polyacrylic acid.Type: ApplicationFiled: November 9, 2018Publication date: November 11, 2021Inventors: Tamal Kumar SEN, Sandip Prabhakar PATIL, Sheetal SINGH
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Patent number: 11136489Abstract: A cement composition for use in a well that penetrates a subterranean formation comprising: hydrated lime; a silicate; and water, wherein the composition is substantially free of a hydraulic cement. A method of treating a subterranean formation comprising: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: GrantFiled: September 16, 2019Date of Patent: October 5, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Krishna Ravi, Sandip Prabhakar Patil, Sheetal Singh, Rahul Chandrakant Patil
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Patent number: 11130707Abstract: A treatment fluid may comprise: a water having hardness at about 300 ppm or greater, a plurality of particulates, a swellable clay, a chelating agent at about 0.01% to about 5% by weight of the water (BWOW); and an alkali metal base at about 0.01% to about 5% BWOW, wherein the chelating agent and alkali metal base reduce the negative effect of the water on hydrating swellable clays.Type: GrantFiled: May 21, 2020Date of Patent: September 28, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Sandip Prabhakar Patil, Waseem Abdulrazzaq, Sheetal Singh, Vaishali Mishra, Reem Mohammed Alburaikan
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Patent number: 11001743Abstract: Methods for using treatment fluids comprising synthetic silicates in subterranean formations are provided. In some embodiments, the methods may comprise introducing a treatment fluid comprising an aqueous base fluid and a synthetic silicate into a wellbore penetrating at least a portion of a subterranean formation comprising a loss zone; allowing the treatment fluid to displace at least a portion of a first fluid present in the wellbore; and allowing the treatment fluid to at least partially plug the loss zone.Type: GrantFiled: January 17, 2017Date of Patent: May 11, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Krishna M. Ravi, Sandip Patil, Siva Rama Krishna Jandhyala, Sheetal Singh, Javier Urdaneta, William Pearl
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Publication number: 20200283336Abstract: A treatment fluid may comprise: a water having hardness at about 300 ppm or greater, a plurality of particulates, a swellable clay, a chelating agent at about 0.01% to about 5% by weight of the water (BWOW); and an alkali metal base at about 0.01% to about 5% BWOW, wherein the chelating agent and alkali metal base reduce the negative effect of the water on hydrating swellable clays.Type: ApplicationFiled: May 21, 2020Publication date: September 10, 2020Applicant: Halliburton Energy Services, Inc.Inventors: Sandip Prabhakar Patil, Waseem Abdulrazzaq, Sheetal Singh, Vaishali Mishra, Reem Mohammed Alburaikan
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Patent number: 10703676Abstract: A method may comprise: mixing a water having hardness at about 300 ppm or greater with a plurality of particulates, a swellable clay, a chelating agent at about 0.01% to about 5% by weight of the water (BWOW), and an alkali metal base at about 0.01% to about 5% BWOW to produce a treatment fluid; and introducing the treatment fluid into a wellbore penetrating a subterranean formation.Type: GrantFiled: October 13, 2016Date of Patent: July 7, 2020Assignee: Halliburton Energy Services, Inc.Inventors: Sandip Prabhakar Patil, Waseem Abdulrazzaq, Sheetal Singh, Vaishali Mishra, Reem Mohammed Alburaikan
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Publication number: 20200010753Abstract: A cement composition for use in a well that penetrates a subterranean formation comprising: hydrated lime; a silicate; and water, wherein the composition is substantially free of a hydraulic cement. A method of treating a subterranean formation comprising: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: ApplicationFiled: September 16, 2019Publication date: January 9, 2020Applicant: Halliburton Energy Services, Inc.Inventors: Krishna Ravi, Sandip Prabhakar Patil, Sheetal Singh, Rahul Chandrakant Patil
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Publication number: 20200010752Abstract: Methods for using treatment fluids comprising synthetic silicates in subterranean formations are provided. In some embodiments, the methods may comprise introducing a treatment fluid comprising an aqueous base fluid and a synthetic silicate into a wellbore penetrating at least a portion of a subterranean formation comprising a loss zone; allowing the treatment fluid to displace at least a portion of a first fluid present in the wellbore; and allowing the treatment fluid to at least partially plug the loss zone.Type: ApplicationFiled: January 17, 2017Publication date: January 9, 2020Inventors: Krishna M. Ravi, Sandip Patil, Siva Rama Krishna Jandhyala, Sheetal Singh, Javier Urdaneta, William Pearl
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Patent number: 10479923Abstract: A method of cementing a subterranean formation includes providing a cement composition comprising cementitious material, aqueous base fluid, nanoparticles, synthetic clay, and a thixotropic modifier, where the solid materials are about 0 wt % to about 40 wt % of the total weight of the cement composition; introducing the cement composition into a subterranean formation; and allowing the cement composition to set in the subterranean formation. Cement compositions include cementitious material, aqueous base fluid, nanoparticles, synthetic clay, and a thixotropic modifier.Type: GrantFiled: November 25, 2013Date of Patent: November 19, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Sandip Prabhakar Patil, Rahul Chandrakant Patil, Krishna M. Ravi, Sheetal Singh, Trissa Joseph, Marcus Duffy
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Patent number: 10465104Abstract: A cement composition for use in a well that penetrates a subterranean formation comprising: hydrated lime; a silicate; and water, wherein the composition is substantially free of a hydraulic cement. A method of treating a subterranean formation comprising: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: GrantFiled: December 2, 2014Date of Patent: November 5, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Krishna Ravi, Sandip Prabhakar Patil, Sheetal Singh, Rahul Chandrakant Patil
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Publication number: 20190225542Abstract: A method may comprise: mixing a water having hardness at about 300 ppm or greater with a plurality of particulates, a swellable clay, a chelating agent at about 0.01% to about 5% by weight of the water (BWOW), and an alkali metal base at about 0.01% to about 5% BWOW to produce a treatment fluid; and introducing the treatment fluid into a wellbore penetrating a subterranean formation.Type: ApplicationFiled: October 13, 2016Publication date: July 25, 2019Applicant: Halliburton Energy Services, Inc.Inventors: Sandip Prabhakar Patil, Waseem Abdulrazzaq, Sheetal Singh, Vaishali Mishra, Reem Mohammed Alburaikan
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Publication number: 20170321104Abstract: A cement composition for use in a well that penetrates a subterranean formation comprising: hydrated lime; a silicate; and water, wherein the composition is substantially free of a hydraulic cement. A method of treating a subterranean formation comprising: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: ApplicationFiled: December 2, 2014Publication date: November 9, 2017Inventors: Krishna Ravi, Sandip Prabhakar Patil, Sheetal Singh, Rahul Chandrakant Patil
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Patent number: 9738821Abstract: A cement composition for use in a well that penetrates a subterranean formation comprises: a calcium aluminate cement or calcium magnesia cement; water; a fluid loss additive; and a suspending agent, wherein the suspending agent is a polymer and wherein the polymer: (A) is amphoteric; (B) has a molecular weight greater than 100,000; and (C) does not increase the fluid loss of the cement composition greater than 15% at a temperature of 145° F. (63° C.) and a pressure differential of 1,000 psi (7 MPa) compared to a cement composition consisting of the cement, the water, and the fluid loss additive. A method of cementing in a subterranean formation comprises: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: GrantFiled: March 7, 2016Date of Patent: August 22, 2017Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Rahul C. Patil, Sandip P. Patil, Sheetal Singh
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Publication number: 20160186037Abstract: A cement composition for use in a well that penetrates a subterranean formation comprises: a calcium aluminate cement or calcium magnesia cement; water; a fluid loss additive; and a suspending agent, wherein the suspending agent is a polymer and wherein the polymer: (A) is amphoteric; (B) has a molecular weight greater than 100,000; and (C) does not increase the fluid loss of the cement composition greater than 15% at a temperature of 145° F. (63° C.) and a pressure differential of 1,000 psi (7 MPa) compared to a cement composition consisting of the cement, the water, and the fluid loss additive. A method of cementing in a subterranean formation comprises: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: ApplicationFiled: March 7, 2016Publication date: June 30, 2016Inventors: Rahul C. PATIL, Sandip P. PATIL, Sheetal SINGH
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Publication number: 20160160109Abstract: A method of cementing a subterranean formation includes providing a cement composition comprising cementitious material, aqueous base fluid, nanoparticles, synthetic clay, and a thixotropic modifier, where the solid materials are about 0 wt % to about 40 wt % of the total weight of the cement composition; introducing the cement composition into a subterranean formation; and allowing the cement composition to set in the subterranean formation. Cement compositions include cementitious material, aqueous base fluid, nanoparticles, synthetic clay, and a thixotropic modifier.Type: ApplicationFiled: November 25, 2013Publication date: June 9, 2016Applicant: Haliburton Energy Services, Inc.Inventors: Sandip Prabhakar PATIL, Rahul Chandrakant PATIL, Krishan M. RAVI, Sheetal SINGH, Trissa JOSEPH, Marcus DUFFY
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Patent number: 9315713Abstract: A cement composition for use in a well that penetrates a subterranean formation comprises: a calcium aluminate cement or calcium magnesia cement; water; a fluid loss additive; and a suspending agent, wherein the suspending agent is a polymer and wherein the polymer: (A) is amphoteric; (B) has a molecular weight greater than 100,000; and (C) does not increase the fluid loss of the cement composition greater than 15% at a temperature of 145° F. (63° C.) and a pressure differential of 1,000 psi (7 MPa) compared to a cement composition consisting of the cement, the water, and the fluid loss additive. A method of cementing in a subterranean formation comprises: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: GrantFiled: November 21, 2013Date of Patent: April 19, 2016Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Rahul C. Patil, Sandip P. Patil, Sheetal Singh
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Publication number: 20150191644Abstract: A cement composition for use in a well that penetrates a subterranean formation comprises: a calcium aluminate cement or calcium magnesia cement; water; a fluid loss additive; and a suspending agent, wherein the suspending agent is a polymer and wherein the polymer: (A) is amphoteric; (B) has a molecular weight greater than 100,000; and (C) does not increase the fluid loss of the cement composition greater than 15% at a temperature of 145° F. (63° C.) and a pressure differential of 1,000 psi (7 MPa) compared to a cement composition consisting of the cement, the water, and the fluid loss additive. A method of cementing in a subterranean formation comprises: introducing the cement composition into the subterranean formation; and allowing the cement composition to set.Type: ApplicationFiled: November 21, 2013Publication date: July 9, 2015Inventors: Rahul C. Patil, Sandip P. Patil, Sheetal Singh
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Patent number: 8944165Abstract: A cement composition comprises: cement; water; and an additive, wherein the additive is a pozzolan and a strength-retrogression inhibitor, and wherein a mixture consisting essentially of: the additive; water; and a source of calcium develops a compressive strength of at least 500 psi at a time of 24 hours, a temperature of 190° F., and a pressure of 3,000 psi. A method of cementing in a subterranean formation comprises: introducing the cement composition into the subterranean formation and allowing the cement composition to set. The compressive strength of the test cement composition consisting essentially of: the cement; the water; and the additive at a final time of 72 hours has a percent change greater than ?5% from the compressive strength of the test cement composition at an initial time of 24 hours when tested at a temperature of 300° F. and a pressure of 3,000 psi.Type: GrantFiled: January 11, 2013Date of Patent: February 3, 2015Assignee: Halliburton Energy Services, Inc.Inventors: Rahul C. Patil, Ramesh Muthusamy, Sheetal Singh, Abhimanyu Deshpande
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Patent number: 8895487Abstract: A cement composition comprises: cement; water; and an additive, wherein the additive is a pozzolan and a strength-retrogression inhibitor, and wherein a mixture consisting essentially of: the additive; water; and a source of calcium develops a compressive strength of at least 500 psi at a time of 24 hours, a temperature of 190° F., and a pressure of 3,000 psi. A method of cementing in a subterranean formation comprises: introducing the cement composition into the subterranean formation and allowing the cement composition to set. The compressive strength of the test cement composition consisting essentially of: the cement; the water; and the additive at a final time of 72 hours has a percent change greater than ?5% from the compressive strength of the test cement composition at an initial time of 24 hours when tested at a temperature of 300° F. and a pressure of 3,000 psi.Type: GrantFiled: May 8, 2014Date of Patent: November 25, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Rahul C. Patil, Ramesh Muthusamy, Sheetal Singh, Abhimanyu Deshpande