Patents by Inventor Ali Safran
Ali Safran 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: 11365339Abstract: In one embodiment, a retarded acid system comprises an aqueous acid and a retarding surfactant. The aqueous acid may comprise from 5 wt. % to 25 wt. % of a strong acid, that is, an acid having a Ka greater than or equal to 0.01. The aqueous acid may further comprise from 75 wt. % to 95 wt. % water. The retarding surfactant may have the general chemical formula R—(OC2H4)X—OH where R is a hydrocarbon having from 11 to 15 carbon atoms and x is an integer from 6 to 10. The retarding surfactant may have a hydrophilic-lipophilic balance from 8 to 16.Type: GrantFiled: June 2, 2020Date of Patent: June 21, 2022Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Ali Safran
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Patent number: 11098232Abstract: Embodiments are directed to a lubricant package for water based drilling fluids. The lubricant package includes water, a polyethylene glycol, and a lubricating agent. The lubricating agent includes triethanolamine, or a C12-C14 alcohol ethoxylate, or a combination of triethanolamine and C12-C14 alcohol ethoxylate. The weight ratio of the polyethylene glycol to the lubricating agent in the lubricant package is from 1:2 to 2:1. Embodiments are also directed to a water-based drilling fluid composition including an aqueous base fluid, one or more additives, and the lubricant package for water based drilling fluids.Type: GrantFiled: April 23, 2020Date of Patent: August 24, 2021Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Hussain AlBahrani, Vikrant Wagle, Ali Safran, Naser AlHareth, Abdulaziz Alhelal, Abdulla Hussein Awadh
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Patent number: 11091682Abstract: Drilling fluid compositions include a base fluid, at least one additive chosen from an emulsifier, weighting material, fluid-loss additive, viscosifier, or alkali compound, and from 0.1 wt. % to 1 wt. %, based on total weight of the drilling fluid composition, of an ethoxylated alcohol compound having the formula R—(OCH2CH2)7—OH, in which R is a saturated or unsaturated, linear or branched hydrocarbyl group having from 8 to 20 carbon atoms. The base fluid may be an aqueous base fluid. Methods for drilling a subterranean well include operating a drill in a wellbore in the presence of a drilling fluid composition including the base fluid, the additive, and the ethoxylated alcohol compound.Type: GrantFiled: January 6, 2020Date of Patent: August 17, 2021Assignee: Saudi Arabian Oil CompanyInventors: Hussain AlBahrani, Abdullah Al-Yami, Ali Safran, Abdulaziz Alhelal
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Patent number: 11034875Abstract: A wellbore servicing fluid comprises an aqueous base fluid, one or more alkali metal or alkali earth metal salts, at least one visocisifier, and a filtration control package. The filtration control package may comprise a carboxylic acid and an ethoxylated alcohol compound. Alternatively, the filtration control package may comprise a polyethylene glycol. The carboxylic acid may have from 8 to 20 carbon atoms. The ethoxylated alcohol compound may have a general formula R—(OCH2CH2)X—OH, where R is a hydrocarbon having from 10 to 16 atoms and x is an integer from 6 to 9. The ethoxylated alcohol compound may have a hydrophilic-lipophilic balance of from 8.0 to 16.0. The polyethylene glycol may have a mass average molar mass (Mw) of less than or equal to 1500 daltons.Type: GrantFiled: April 11, 2019Date of Patent: June 15, 2021Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth
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Patent number: 11015104Abstract: Cement slurries, cured cements, and methods of making cured cement and methods of using cement slurries are provided. The cement slurry contains water, a cement precursor material, an alcohol surfactant having from 10 to 20 carbon atoms and a carboxylic acid comprising an aliphatic chain having from 16 to 18 carbons. In some embodiments, the alcohol surfactant may comprise the formula R—(OC2H4)x—OH where R is a hydrocarbyl group having from 10 to 20 carbons and x is an integer from 1 to 10. The cured cement contains water, cement, an alcohol surfactant having from 10 to 20 carbon atoms and a carboxylic acid comprising an aliphatic chain having from 16 to 18 carbons. In some embodiments, the alcohol surfactant may comprise the formula R—(OC2H4)x—OH where R is a hydrocarbyl group having from 10 to 20 carbons and x is an integer from 1 to 10.Type: GrantFiled: March 11, 2019Date of Patent: May 25, 2021Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Hussain AlBahrani, Ali Safran
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Patent number: 11015105Abstract: Cement slurries, cured cements, and methods of making cured cement and methods of using cement slurries are provided. The cement slurry contains water, a cement precursor material, an alcohol surfactant having from 10 to 20 carbon atoms and a carboxylic acid comprising an aliphatic chain having from 16 to 18 carbons. In some embodiments, the alcohol surfactant may comprise the formula R—(OC2H4)x—OH where R is a hydrocarbyl group having from 10 to 20 carbons and x is an integer from 1 to 10. The cured cement contains water, cement, an alcohol surfactant having from 10 to 20 carbon atoms and a carboxylic acid comprising an aliphatic chain having from 16 to 18 carbons. In some embodiments, the alcohol surfactant may comprise the formula R—(OC2H4)x—OH where R is a hydrocarbyl group having from 10 to 20 carbons and x is an integer from 1 to 10.Type: GrantFiled: March 11, 2019Date of Patent: May 25, 2021Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Hussain AlBahrani, Ali Safran
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Patent number: 10961426Abstract: Anti-bit balling drilling fluids and methods of making and using drilling fluids are provided. The anti-bit balling drilling fluid contains water, a clay-based component, and at least one of a surfactant having the formula: R—(OC2H4)x—OH, where R is a hydrocarbyl group having from 10 to 20 carbon atoms and x is an integer from 1 and 10, or a polyethylene glycol having the formula: H—(O—CH2—CH2)n—OH, where n is an integer from 1 to 50. Methods of making and using these drilling fluids are also provided.Type: GrantFiled: October 15, 2019Date of Patent: March 30, 2021Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Abdulaziz A. Ba Hamdan, Saleh A. Haidary, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth, Abdulla H. Awadh
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Publication number: 20200407621Abstract: Drilling fluids and methods of making and using drilling fluids are provided. The drilling fluid contains an aqueous phase, an oleaginous phase, and at least one surfactant having the formula R—(OC2H4)x—OH, where R is a hydrocarbyl group having from 8 to 20 carbon atoms and x is an integer from 1 to 10. Methods of producing drilling fluids include mixing an aqueous phase, an oleaginous phase, and at least one surfactant, and shearing the mixture. Methods of using drilling fluids to drill subterranean formations include mixing an aqueous phase, an oleaginous phase, and at least one surfactant to produce a mixture, which is sheared to form a drilling fluid, and pumped through a drill string in a drill bit located in a subterranean formation. Rock cuttings are transported from the drill bit to a surface of the subterranean formation and the drilling fluid is circulated in the subterranean formation.Type: ApplicationFiled: September 10, 2020Publication date: December 31, 2020Applicant: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth
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Patent number: 10876028Abstract: A wellbore servicing fluid comprises an aqueous base fluid, one or more alkali metal or alkali earth metal salts, at least one visocisifier, and a filtration control package. The filtration control package may comprise a carboxylic acid and an ethoxylated alcohol compound. Alternatively, the filtration control package may comprise a polyethylene glycol. The carboxylic acid may have from 8 to 20 carbon atoms. The ethoxylated alcohol compound may have a general formula R—(OCH2CH2)x—OH, where R is a hydrocarbon having from 10 to 16 atoms and x is an integer from 6 to 9. The ethoxylated alcohol compound may have a hydrophilic-lipophilic balance of from 8.0 to 16.0. The polyethylene glycol may have a mass average molar mass (Mw) of less than or equal to 1500 daltons.Type: GrantFiled: April 11, 2019Date of Patent: December 29, 2020Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth
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Patent number: 10851281Abstract: Anti-bit balling drilling fluids and methods of making and using drilling fluids are provided. The anti-bit balling drilling fluid contains water, a clay-based component, and at least one of a surfactant having the formula: R—(OC2H4)x—OH, where R is a hydrocarbyl group having from 10 to 20 carbon atoms and x is an integer from 1 and 10, or a polyethylene glycol having the formula: H—(O—CH2—CH2)n—OH, where n is an integer from 1 to 50. Methods of making and using these drilling fluids are also provided.Type: GrantFiled: November 26, 2019Date of Patent: December 1, 2020Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Abdulaziz A. Ba Hamdan, Saleh A. Haidary, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth, Abdulla H. Awadh
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Patent number: 10822534Abstract: In one embodiment, a retarded acid system comprises an aqueous acid and a retarding surfactant. The aqueous acid may comprise from 5 wt. % to 25 wt. % of a strong acid, that is, an acid having a Ka greater than or equal to 0.01. The aqueous acid may further comprise from 75 wt. % to 95 wt. % water. The retarding surfactant may have the general chemical formula R—(OC2H4)X—OH where R is a hydrocarbon having from 11 to 15 carbon atoms and x is an integer from 6 to 10. The retarding surfactant may have a hydrophilic-lipophilic balance from 8 to 16.Type: GrantFiled: April 28, 2017Date of Patent: November 3, 2020Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Ali Safran
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Publication number: 20200291285Abstract: In one embodiment, a retarded acid system comprises an aqueous acid and a retarding surfactant. The aqueous acid may comprise from 5 wt. % to 25 wt. % of a strong acid, that is, an acid having a Ka greater than or equal to 0.01. The aqueous acid may further comprise from 75 wt. % to 95 wt. % water. The retarding surfactant may have the general chemical formula R—(OC2H4)X—OH where R is a hydrocarbon having from 11 to 15 carbon atoms and x is an integer from 6 to 10. The retarding surfactant may have a hydrophilic-lipophilic balance from 8 to 16.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Applicant: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Ali Safran
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Publication number: 20200248061Abstract: Embodiments are directed to a lubricant package for water based drilling fluids. The lubricant package includes water, a polyethylene glycol, and a lubricating agent. The lubricating agent includes triethanolamine, or a C12-C14 alcohol ethoxylate, or a combination of triethanolamine and C12-C14 alcohol ethoxylate. The weight ratio of the polyethylene glycol to the lubricating agent in the lubricant package is from 1:2 to 2:1. Embodiments are also directed to a water-based drilling fluid composition including an aqueous base fluid, one or more additives, and the lubricant package for water based drilling fluids.Type: ApplicationFiled: April 23, 2020Publication date: August 6, 2020Applicant: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Hussain AlBahrani, Vikrant Wagle, Ali Safran, Naser AlHareth, Abdulaziz Alhelal, Abdulla Hussein Awadh
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Patent number: 10703957Abstract: In one embodiment, a retarded acid system comprises an aqueous acid and a retarding surfactant. The aqueous acid may comprise from 5 wt. % to 25 wt. % of a strong acid, that is, an acid having a Ka greater than or equal to 0.01. The aqueous acid may further comprise from 75 wt. % to 95 wt. % water. The retarding surfactant may have the general chemical formula R—(OC2H4)X—OH where R is a hydrocarbon having from 11 to 15 carbon atoms and x is an integer from 6 to 10. The retarding surfactant may have a hydrophilic-lipophilic balance from 8 to 16.Type: GrantFiled: July 19, 2018Date of Patent: July 7, 2020Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Ali Safran
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Patent number: 10662363Abstract: Embodiments are directed to a lubricant package for water based drilling fluids. The lubricant package includes water, a polyethylene glycol, and a lubricating agent. The lubricating agent includes triethanolamine, or a C12-C14 alcohol ethoxylate, or a combination of triethanolamine and C12-C14 alcohol ethoxylate. The weight ratio of the polyethylene glycol to the lubricating agent in the lubricant package is from 1:2 to 2:1. Embodiments are also directed to a water-based drilling fluid composition including an aqueous base fluid, one or more additives, and the lubricant package for water based drilling fluids.Type: GrantFiled: July 26, 2017Date of Patent: May 26, 2020Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Hussain AlBahrani, Vikrant Wagle, Ali Safran, Naser AlHareth, Abdulaziz Alhelal, Abdulla Hussein Awadh
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Publication number: 20200140739Abstract: Drilling fluid compositions include a base fluid, at least one additive chosen from an emulsifier, weighting material, fluid-loss additive, viscosifier, or alkali compound, and from 0.1 wt. % to 1 wt. %, based on total weight of the drilling fluid composition, of an ethoxylated alcohol compound having the formula R—(OCH2CH2)7—OH, in which R is a saturated or unsaturated, linear or branched hydrocarbyl group having from 8 to 20 carbon atoms. The base fluid may be an aqueous base fluid. Methods for drilling a subterranean well include operating a drill in a wellbore in the presence of a drilling fluid composition including the base fluid, the additive, and the ethoxylated alcohol compound.Type: ApplicationFiled: January 6, 2020Publication date: May 7, 2020Applicant: Saudi Arabian Oil CompanyInventors: Hussain AlBahrani, Abdullah Al-Yami, Ali Safran, Abdulaziz Alhelal
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Patent number: 10640695Abstract: Cement slurries, cured cements, and methods of making cured cement and methods of using cement slurries are provided. The cement slurries have, among other attributes, improved rheology, such as improved flowability and pumpability and may be used, for instance, in the oil and gas drilling industry. The cement slurry contains water, a cement precursor material and a surfactant having the formula R—(OC2H4)x—OH where R is a hydrocarbyl group comprising from 10 to 20 carbon atoms and x is an integer from 1 and 10. The cured cement have improved strength and density properties due to reduced fluid loss and even placement during curing. The cured cement contains a surfactant having the formula R—(OC2H4)x—OH where R is a hydrocarbyl group comprising from 10 to 20 carbon atoms and x is an integer from 1 and 10.Type: GrantFiled: June 7, 2018Date of Patent: May 5, 2020Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Hussain AlBahrani, Vikrant Wagle, Ali Safran
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Publication number: 20200095491Abstract: Anti-bit balling drilling fluids and methods of making and using drilling fluids are provided. The anti-bit balling drilling fluid contains water, a clay-based component, and at least one of a surfactant having the formula: R—(OC2H4)x—OH, where R is a hydrocarbyl group having from 10 to 20 carbon atoms and x is an integer from 1 and 10, or a polyethylene glycol having the formula: H—(O—CH2—CH2)n—OH, where n is an integer from 1 to 50. Methods of making and using these drilling fluids are also provided.Type: ApplicationFiled: November 26, 2019Publication date: March 26, 2020Applicant: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Abdulaziz A. Ba Hamdan, Saleh A. Haidary, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth, Abdulla H. Awadh
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Patent number: 10563110Abstract: Drilling fluid compositions include a base fluid, at least one additive chosen from an emulsifier, weighting material, fluid-loss additive, viscosifier, or alkali compound, and from 0.1 wt. % to 1 wt. %, based on total weight of the drilling fluid composition, of an ethoxylated alcohol compound having the formula R—(OCH2CH2)7—OH, in which R is a saturated or unsaturated, linear or branched hydrocarbyl group having from 8 to 20 carbon atoms. The base fluid may be an aqueous base fluid. Methods for drilling a subterranean well include operating a drill in a wellbore in the presence of a drilling fluid composition including the base fluid, the additive, and the ethoxylated alcohol compound.Type: GrantFiled: July 17, 2018Date of Patent: February 18, 2020Assignee: Saudi Arabian Oil CompanyInventors: Hussain AlBahrani, Abdullah Al-Yami, Ali Safran, Abdulaziz Alhelal
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Publication number: 20200040247Abstract: Anti-bit balling drilling fluids and methods of making and using drilling fluids are provided. The anti-bit balling drilling fluid contains water, a clay-based component, and at least one of a surfactant having the formula: R—(OC2H4)x—OH, where R is a hydrocarbyl group having from 10 to 20 carbon atoms and x is an integer from 1 and 10, or a polyethylene glycol having the formula: H—(O—CH2—CH2)n—OH, where n is an integer from 1 to 50. Methods of making and using these drilling fluids are also provided.Type: ApplicationFiled: October 15, 2019Publication date: February 6, 2020Applicant: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Abdulaziz A. Ba Hamdan, Saleh A. Haidary, Vikrant Wagle, Hussain AlBahrani, Ali Safran, Nasser AlHareth, Abdulla H. Awadh