Patents by Inventor Matthew Gary Hilfiger
Matthew Gary Hilfiger 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).
-
Patent number: 11434408Abstract: Terpene-based spotting fluid compositions and processes for freeing differentially stuck pipe are provided. A spotting fluid composition includes a terpene and an acid, such that the acid initiates an exothermic polymerization reaction of the terpene. Another spotting fluid composition includes an invert emulsion having a terpene external phase and a non-miscible organic hygroscopic fluid internal phase. The terpene emulsion spotting fluid composition may be introduced downhole in the vicinity of a portion of a differentially stuck pipe such that the spotting fluid composition contacts a filter cake surrounding the portion of the differentially stuck pipe. An acid may be introduced downhole in the vicinity of a portion of a differentially stuck pipe such that the acid initiates an exothermic polymerization reaction of the terpene of the terpene emulsion spotting fluid composition.Type: GrantFiled: July 14, 2021Date of Patent: September 6, 2022Assignee: Saudi Arabian Oil CompanyInventors: Matthew Gary Hilfiger, Carl Joseph Thaemlitz
-
Patent number: 11434405Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: GrantFiled: September 2, 2020Date of Patent: September 6, 2022Assignee: Saudi Arabian Oil CompanyInventors: Ashok Santra, Matthew Gary Hilfiger
-
Patent number: 11407927Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: GrantFiled: September 2, 2020Date of Patent: August 9, 2022Assignee: Saudi Arabian Oil CompanyInventors: Ashok Santra, Matthew Gary Hilfiger
-
Patent number: 11370954Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: GrantFiled: September 2, 2020Date of Patent: June 28, 2022Assignee: Saudi Arabian Oil CompanyInventors: Ashok Santra, Matthew Gary Hilfiger
-
Publication number: 20210340425Abstract: Terpene-based spotting fluid compositions and processes for freeing differentially stuck pipe are provided. A spotting fluid composition includes a terpene and an acid, such that the acid initiates an exothermic polymerization reaction of the terpene. Another spotting fluid composition includes an invert emulsion having a terpene external phase and a non-miscible organic hygroscopic fluid internal phase. The terpene emulsion spotting fluid composition may be introduced downhole in the vicinity of a portion of a differentially stuck pipe such that the spotting fluid composition contacts a filter cake surrounding the portion of the differentially stuck pipe. An acid may be introduced downhole in the vicinity of a portion of a differentially stuck pipe such that the acid initiates an exothermic polymerization reaction of the terpene of the terpene emulsion spotting fluid composition.Type: ApplicationFiled: July 14, 2021Publication date: November 4, 2021Inventors: Matthew Gary Hilfiger, Carl Joseph Thaemlitz
-
Patent number: 10894910Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: GrantFiled: October 31, 2018Date of Patent: January 19, 2021Inventors: Ashok Santra, Matthew Gary Hilfiger
-
Publication number: 20200399520Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: ApplicationFiled: September 2, 2020Publication date: December 24, 2020Applicant: Saudi Arabian Oil CompanyInventors: Ashok Santra, Matthew Gary Hilfiger
-
Publication number: 20200399519Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: ApplicationFiled: September 2, 2020Publication date: December 24, 2020Applicant: Saudi Arabian Oil CompanyInventors: Ashok Santra, Matthew Gary Hilfiger
-
Publication number: 20200399518Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: ApplicationFiled: September 2, 2020Publication date: December 24, 2020Applicant: Saudi Arabian Oil CompanyInventors: Ashok Santra, Matthew Gary Hilfiger
-
Publication number: 20200291286Abstract: The present disclosure relates to the creation of emulsifiers for use in an oil-based drilling mud. The disclosed emulsifiers may be created by the reaction of synthetic linear saturated fatty acids and polyamines under the conditions specified. The synthesized product may be used as a replacement for the wetting agent in conventional muds. Further improvements in conventional drilling muds are also disclosed where the synthesized product is used to replace incumbent wetting agents and the primary emulsifiers are replaced by synthetic fatty acids.Type: ApplicationFiled: May 29, 2020Publication date: September 17, 2020Inventors: Matthew Gary Hilfiger, Carl Thaemlitz
-
Publication number: 20200131423Abstract: A quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of synthesizing a quaternary amine composition comprising the steps of reacting an alkoxylated dimer diamine with a methyl halogen, where the methyl halogen is selected from the group consisting of methyl chloride, methyl iodine, and combinations of the same; and allowing the reaction to proceed to produce the quaternary amine composition, the quaternary amine composition selected from the group consisting of Formula I, Formula II, Formula III, and combinations of the same. A method of treating a well comprising the steps of introducing an additive-containing well fluid to a well, where the additive-containing well fluid comprises a quaternary amine composition and a well fluid, allowing the additive-containing well fluid to interact with the well, and treating the well with the additive-containing fluid.Type: ApplicationFiled: October 31, 2018Publication date: April 30, 2020Applicant: SAUDI ARABIAN OIL COMPANYInventors: Ashok SANTRA, Matthew Gary HILFIGER
-
Patent number: 10526458Abstract: This document relates to non-aqueous compositions including a maleic anhydride copolymer and a polyamine or polyaziridine crosslinker. The maleic anhydride copolymer includes repeat units I and II: Each R1 is independently —H, —(C1-C5)alkyl, —C?O(O)(C1-C5)alkyl, or aryl; and each R2 is independently —H, —(C1-C5)alkyl, —C?O(O)(C1-C5)alkyl, and aryl.Type: GrantFiled: December 18, 2018Date of Patent: January 7, 2020Assignee: Saudi Arabian Oil CompanyInventors: B. Raghava Reddy, Matthew Gary Hilfiger
-
Patent number: 10351752Abstract: Treating a subterranean formation with a composition including a maleic anhydride copolymer, an amine crosslinker, and a gelling agent. The maleic anhydride copolymer includes first repeat units I and II and at least one of second repeat units III and IV: where each R1 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R2 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R3 is independently —OH or —O?M1, each M1 is independently an alkali metal, an alkaline earth metal, an ammonium ion, or a quaternary ammonium ion; and each R4 is independently —NH2 or —OM1. The gelling agent includes at least one of: a calcium chelating agent, a calcium precipitating agent, a pH buffer, an agent reactive with hydroxide, and an acid generating agent, and promotes formation of a gel from the maleic anhydride copolymer and the amine crosslinker in contact with set cement.Type: GrantFiled: November 1, 2017Date of Patent: July 16, 2019Assignee: Saudi Arabian Oil CompanyInventors: B. Raghava Reddy, Matthew Gary Hilfiger
-
Patent number: 10113100Abstract: The present application provides a composition containing a maleic anhydride copolymer, a polyaziridine crosslinker, optionally an additional crosslinking agent such as an amine crosslinker, and optionally a gel time control agent. Methods of using the composition to treat a subterranean formation are also provided.Type: GrantFiled: March 20, 2018Date of Patent: October 30, 2018Assignee: Saudi Arabia Oil CompanyInventors: Matthew Gary Hilfiger, B. Raghava Reddy
-
Publication number: 20180194988Abstract: The present disclosure relates to the creation of emulsifiers for use in an oil-based drilling mud. The disclosed emulsifiers may be created by the reaction of synthetic linear saturated fatty acids and polyamines under the conditions specified. The synthesized product may be used as a replacement for the wetting agent in conventional muds. Further improvements in conventional drilling muds are also disclosed where the synthesized product is used to replace incumbent wetting agents and the primary emulsifiers are replaced by synthetic fatty acids.Type: ApplicationFiled: January 10, 2018Publication date: July 12, 2018Inventors: Matthew Gary Hilfiger, Carl J. Thaemlitz
-
Publication number: 20180127636Abstract: Treating a subterranean formation with a composition including a maleic anhydride copolymer, an amine crosslinker, and a gel time control agent. The maleic anhydride copolymer includes first repeat units I and II and at least one of second repeat units III and IV: where each R1 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R2 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R3 is independently —OH or —O?M1, each M1 is independently an alkali metal, an alkaline earth metal, an ammonium ion, or a quaternary ammonium ion; and each R4 is independently —NH2 or —OM1. The gel time control agent accelerates or retards formation of a gel from the composition compared to a composition having the same percentage by weight of the maleic anhydride copolymer and the amine crosslinker in the absence of the gel time control agent.Type: ApplicationFiled: November 1, 2017Publication date: May 10, 2018Inventors: B. Raghava REDDY, Matthew Gary HILFIGER
-
Publication number: 20180127557Abstract: Treating a subterranean formation with a composition including a maleic anhydride copolymer and an aminosilane crosslinker. The maleic anhydride copolymer includes first repeat units I and II and at least one of second repeat units III and IV: where each R1 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R2 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R3 is independently —OH or —O?M1, each M1 is independently an alkali metal, an alkaline earth metal, an ammonium ion, or a quaternary ammonium ion; and each R4 is independently —NH2 or —OM1. The aminosilane crosslinker has at least one primary amine group. Siloxane bonds may be formed between the aminosilane crosslinker and a siliceous material in contact with the gelled composition in the subterranean formation.Type: ApplicationFiled: November 1, 2017Publication date: May 10, 2018Inventors: B. Raghava REDDY, Matthew Gary HILFIGER
-
Publication number: 20180127635Abstract: Treating a subterranean formation with a composition including a maleic anhydride copolymer, an amine crosslinker, and a gelling agent. The maleic anhydride copolymer includes first repeat units I and II and at least one of second repeat units III and IV: where each R1 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R2 is independently —H, —O(C1-C5) alkyl, or —(C1-C5) alkyl; each R3 is independently —OH or —O?M1, each M1 is independently an alkali metal, an alkaline earth metal, an ammonium ion, or a quaternary ammonium ion; and each R4 is independently —NH2 or —OM1. The gelling agent includes at least one of: a calcium chelating agent, a calcium precipitating agent, a pH buffer, an agent reactive with hydroxide, and an acid generating agent, and promotes formation of a gel from the maleic anhydride copolymer and the amine crosslinker in contact with set cement.Type: ApplicationFiled: November 1, 2017Publication date: May 10, 2018Inventors: B. Raghava REDDY, Matthew Gary HILFIGER
-
Patent number: 9932512Abstract: The present application provides a composition containing a maleic anhydride copolymer, a polyaziridine crosslinker, optionally an additional crosslinking agent such as an amine crosslinker, and optionally a gel time control agent. Methods of using the composition to treat a subterranean formation are also provided.Type: GrantFiled: August 22, 2017Date of Patent: April 3, 2018Assignee: Saudi Arabian Oil CompanyInventors: Matthew Gary Hilfiger, B. Raghava Reddy
-
Publication number: 20170226401Abstract: Terpene-based spotting fluid compositions and processes for freeing differentially stuck pipe are provided. A spotting fluid composition includes a terpene and an acid, such that the acid initiates an exothermic polymerization reaction of the terpene. Another spotting fluid composition includes an invert emulsion having a terpene external phase and a non-miscible organic hygroscopic fluid internal phase. The terpene emulsion spotting fluid composition may be introduced downhole in the vicinity of a portion of a differentially stuck pipe such that the spotting fluid composition contacts a filter cake surrounding the portion of the differentially stuck pipe. An acid may be introduced downhole in the vicinity of a portion of a differentially stuck pipe such that the acid initiates an exothermic polymerization reaction of the terpene of the terpene emulsion spotting fluid composition.Type: ApplicationFiled: February 3, 2017Publication date: August 10, 2017Inventors: Matthew Gary Hilfiger, Carl Joseph Thaemlitz