Patents by Inventor Ime Bassey OBOT
Ime Bassey OBOT 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: 11959016Abstract: A composition for inhibiting corrosion in gas wells includes a pyrazolopyridine derivative. The pyrazolopyridine derivative includes a pyridyl moiety, a first pyrazole moiety, a second pyrazole moiety, and a phenyl moiety. The first pyrazole moiety is bound to the pyridyl moiety. The second pyrazole moiety is bound to the pyridyl moiety. The phenyl moiety is bound to the pyridyl moiety. The composition can be flowed into a wellbore formed in a subterranean formation, thereby inhibiting corrosion in the wellbore.Type: GrantFiled: June 15, 2021Date of Patent: April 16, 2024Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum & MineralsInventors: Ime Bassey Obot, Mumtaz A. Quraishi, Ahmad A. Sorour, Tao Chen, Qiwei Wang, Mohammed A. Bataweel, Bader Ghazi Al-Harbi
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Publication number: 20230092085Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well that involves treating the oil and gas well with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and a corrosion inhibitor composition containing gelatin, wherein the gelatin is present in the acidic treatment fluid in a concentration of 0.1 to 10% by weight per total volume of the acidic treatment fluid.Type: ApplicationFiled: November 22, 2022Publication date: March 23, 2023Applicant: King Fahd University of Petroleum and MineralsInventors: Ime Bassey OBOT, Ahmad A. SOROUR
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Patent number: 11549049Abstract: A composition for inhibiting corrosion in hydrocarbon wells includes a pyranopyrazole derivative. The pyranopyrazole derivative includes a pyrazole moiety, a dihydropyran moiety, and a phenyl moiety. The dihydropyran moiety is bound to the pyrazole moiety. The phenyl moiety is bound to the dihydropyran moiety. The composition can be flowed into a wellbore formed in a subterranean formation, thereby inhibiting corrosion in the wellbore.Type: GrantFiled: June 22, 2021Date of Patent: January 10, 2023Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum & MineralsInventors: Ime Bassey Obot, Mumtaz A. Quraishi, Ahmad A. Sorour, Tao Chen, Qiwei Wang, Mohammed A. Bataweel, Norah Abdullah Aljeaban
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Publication number: 20230002666Abstract: A composition for inhibiting corrosion in hydrocarbon wells includes a pyranopyrazole derivative. The pyranopyrazole derivative includes a pyrazole moiety, a dihydropyran moiety, and a phenyl moiety. The dihydropyran moiety is bound to the pyrazole moiety. The phenyl moiety is bound to the dihydropyran moiety. The composition can be flowed into a wellbore formed in a subterranean formation, thereby inhibiting corrosion in the wellbore.Type: ApplicationFiled: June 22, 2021Publication date: January 5, 2023Inventors: Ime Bassey Obot, Mumtaz A. Quraishi, Ahmad A. Sorour, Tao Chen, Qiwei Wang, Mohammed A. Bataweel, Norah Abdullah Aljeaban
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Publication number: 20220403224Abstract: A composition for inhibiting corrosion in gas wells includes a pyrazolopyridine derivative. The pyrazolopyridine derivative includes a pyridyl moiety, a first pyrazole moiety, a second pyrazole moiety, and a phenyl moiety. The first pyrazole moiety is bound to the pyridyl moiety. The second pyrazole moiety is bound to the pyridyl moiety. The phenyl moiety is bound to the pyridyl moiety. The composition can be flowed into a wellbore formed in a subterranean formation, thereby inhibiting corrosion in the wellbore.Type: ApplicationFiled: June 15, 2021Publication date: December 22, 2022Inventors: Ime Bassey Obot, Mumtaz A. Quraishi, Ahmad A. Sorour, Tao Chen, Qiwei Wang, Mohammed A. Bataweel, Bader Ghazi Al-Harbi
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Patent number: 11525081Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well that involves treating the oil and gas well with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and a corrosion inhibitor composition containing gelatin, wherein the gelatin is present in the acidic treatment fluid in a concentration of 0.1 to 10% by weight per total volume of the acidic treatment fluid.Type: GrantFiled: April 29, 2019Date of Patent: December 13, 2022Assignee: King Fahd University of Petroleum and MineralsInventors: Ime Bassey Obot, Ahmad A. Sorour
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Patent number: 11479732Abstract: A corrosion inhibiting composition and methods of inhibiting corrosion of a metal surface for use in the oil and gas industry. The corrosion inhibitor includes at least one polyamine, an alkanolamine, at least one surfactant, preferably a linear alkyl alcohol ethoxylate, at least one thioglycol compound, and at least one alcohol solvent. The methods include combining effective amounts of the corrosion inhibitor composition and contacting a metal surface in carbon dioxide-containing aqueous environments commonly found in oil and gas industry. The composition is very effective against corrosion of metals in contact with aqueous sweet corrosive brine media when used in a dosage from 50-100 ppm.Type: GrantFiled: January 7, 2022Date of Patent: October 25, 2022Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey Obot, Ahmad A. Sorour
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Patent number: 11180856Abstract: A corrosion inhibitor composition, which includes (i) a date palm leaves extract, (ii) a benzimidazole compound having at least one a carbamate group, (iii) a pyridine compound, (iv) a thiourea compound, (v) a cinnamaldehyde compound, (vi) a metal iodide, (vii) urotropin, and (viii) a base fluid containing an alcohol and an organic acid. A method of inhibiting corrosion of metal during acid cleaning is also disclosed, whereby the metal is treated with an acidic treatment fluid containing 1 to 5 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.1 to 5 vol. % of the corrosion inhibitor composition, based on a total volume of the acidic treatment fluid.Type: GrantFiled: June 18, 2020Date of Patent: November 23, 2021Assignees: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Saline Water Conversion CorporationInventors: Ime Bassey Obot, Abdelkader Meroufel, Ahmad A. Sorour, Ikenna B. Onyeachu, Saviour A. Umoren, Abdulrhaman Faleh Alenazi, Moses M. Solomon
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Patent number: 11124883Abstract: Corrosion inhibiting compositions and methods of inhibiting corrosion on a metal surface commonly used in the petroleum industry is disclosed. The corrosion inhibitor includes at least one azole, at least one polypeptide derived from amino acid, at least one intensifier preferably from metal halides, and at least one surfactant. The methods include combining effective amounts of the corrosion inhibitor composition and contacting a metal surface in aqueous environment commonly found in oil and gas industry. The composition is very effective against corrosion of metals in contact with aqueous media when used in a dosage as low as 50 ppm.Type: GrantFiled: April 19, 2019Date of Patent: September 21, 2021Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey Obot, Saviour A. Umoren, Zuhair M. Gasem
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Patent number: 11124882Abstract: Corrosion inhibiting compositions and methods of inhibiting corrosion on a metal surface commonly used in the petroleum industry is disclosed. The corrosion inhibitor includes at least one azole, at least one polypeptide derived from amino acid, at least one intensifier preferably from metal halides, and at least one surfactant. The methods include combining effective amounts of the corrosion inhibitor composition and contacting a metal surface in aqueous environment commonly found in oil and gas industry. The composition is very effective against corrosion of metals in contact with aqueous media when used in a dosage as low as 50 ppm.Type: GrantFiled: April 18, 2019Date of Patent: September 21, 2021Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey Obot, Saviour A. Umoren, Zuhair M. Gasem
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Patent number: 11118272Abstract: Heterocyclic compounds having fused pyrimidine moieties with electron-donating groups. A method of preparing the heterocyclic compounds via a multicomponent condensation reaction is specified. These compounds are effective against corrosion of metallic substrates in acidic (i.e. CO2), and high salinity environments commonly found in oil and gas industry.Type: GrantFiled: April 5, 2019Date of Patent: September 14, 2021Assignee: King Fahd University of Petroleum and MineralsInventors: Ime Bassey Obot, Benedict Ikenna Onyeachu, Mumtaz Ahmad Quraishi
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Patent number: 10988670Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.Type: GrantFiled: February 20, 2020Date of Patent: April 27, 2021Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey Obot, Saviour Alphonsus Umoren
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Patent number: 10988671Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.Type: GrantFiled: February 20, 2020Date of Patent: April 27, 2021Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey Obot, Saviour Alphonsus Umoren
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Patent number: 10844282Abstract: Corrosion inhibiting formulations including a substituted benzimidazole, a mercaptocarboxylic acid, a 2-thioxodihydropyrimidine-dione, a sulfhydryl alcohol, a surfactant, and a solvent. Methods for preventing, inhibiting, or reducing metal (e.g. carbon steel) corrosion utilizing these formulations are described. The formulations are effective against corrosion of metallic substrates in sweet (i.e. CO2), sour (i.e. H2S), and/or high salinity environments commonly found in petroleum industry.Type: GrantFiled: March 11, 2019Date of Patent: November 24, 2020Assignee: King Fahd University of Petroleum and MineralsInventors: Ime Bassey Obot, Ikenna Benedict Onyeachu
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Publication number: 20200362226Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.Type: ApplicationFiled: February 20, 2020Publication date: November 19, 2020Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey OBOT, Saviour Alphonsus UMOREN
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Publication number: 20200362227Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.Type: ApplicationFiled: February 20, 2020Publication date: November 19, 2020Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey OBOT, Saviour Alphonsus UMOREN
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Publication number: 20200339871Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well that involves treating the oil and gas well with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and a corrosion inhibitor composition containing gelatin, wherein the gelatin is present in the acidic treatment fluid in a concentration of 0.1 to 10% by weight per total volume of the acidic treatment fluid.Type: ApplicationFiled: April 29, 2019Publication date: October 29, 2020Applicant: King Fahd University of Petroleum and MineralsInventors: Ime Bassey Obot, Ahmad A. Sorour
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Publication number: 20200318243Abstract: Heterocyclic compounds having fused pyrimidine moieties with electron-donating groups. A method of preparing the heterocyclic compounds via a multicomponent condensation reaction is specified. These compounds are effective against corrosion of metallic substrates in acidic (i.e. CO2), and high salinity environments commonly found in oil and gas industry.Type: ApplicationFiled: April 5, 2019Publication date: October 8, 2020Applicant: King Fahd University of Petroleum and MineralsInventors: Ime Bassey OBOT, Benedict Ikenna ONYEACHU, Mumtaz Ahmad QURAISHI
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Publication number: 20200291297Abstract: Corrosion inhibiting formulations including a substituted benzimidazole, a mercaptocarboxylic acid, a 2-thioxodihydropyrimidine-dione, a sulfhydryl alcohol, a surfactant, and a solvent. Methods for preventing, inhibiting, or reducing metal (e.g. carbon steel) corrosion utilizing these formulations are described. The formulations are effective against corrosion of metallic substrates in sweet (i.e. CO2), sour (i.e. H2S), and/or high salinity environments commonly found in petroleum industry.Type: ApplicationFiled: March 11, 2019Publication date: September 17, 2020Applicant: King Fahd University of Petroleum and MineralsInventors: Ime Bassey OBOT, Ikenna Benedict ONYEACHU
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Patent number: 10626319Abstract: A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.Type: GrantFiled: May 17, 2019Date of Patent: April 21, 2020Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Ime Bassey Obot, Saviour Alphonsus Umoren