Patents Assigned to Oil Corporation
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Patent number: 11987765Abstract: The composition according to the present disclosure is a composition for forming a lubricant coating layer on or above a threaded connection for pipes, and contains polyisobutylene, a metal soap, a wax and a basic metal salt of an aromatic organic acid. The threaded connection for pipes according to the present disclosure includes: a pin having a pin-side contact surface which includes a pin-side threaded portion; a box having a box-side contact surface which includes a box-side threaded portion; and a lubricant coating layer formed from the aforementioned composition as an outermost layer on or above at least one of the pin-side contact surface and the box-side contact surface.Type: GrantFiled: December 25, 2019Date of Patent: May 21, 2024Assignees: NIPPON STEEL CORPORATION, VALLOUREC OIL AND GAS FRANCEInventors: Kunio Goto, Tomoka Abe
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Publication number: 20240159113Abstract: A tubular threaded joint for the drilling, operation of hydrocarbon wells, transport of oil and gas, carbon capture or geothermal energy, comprising a male tubular element and a female tubular element, each of said male or female tubular elements comprising respectively a male threaded portion and a female threaded portion, one or the other of the male or female threaded portions optionally comprising an anticorrosive and/or lubricating solid coating, said male threaded portion and female threaded portion comprise respectively at least one male threading tooth or one female threading tooth and a threaded axial gap TAG ensuring a space, in the mounted state, between an stab flank of said male threading tooth and a load flank of said female threading tooth, wherein said threaded axial gap TAG is greater than or equal to a minimum gap TAGmin.Type: ApplicationFiled: March 21, 2022Publication date: May 16, 2024Applicants: VALLOUREC OIL AND GAS FRANCE, NIPPON STEEL CORPORATIONInventors: Thibault MATHON, Laurent BOUFFLERS, Matthieu LUONGO
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Patent number: 11968981Abstract: The present invention relates to an anti-viral nanoformulation suitable for diverse surface application in form of hydrogel based nanoemulsion, or an aerosol spray. The present invention discloses incorporation of nanomaterials such as functionalized carbon quantum dots (F-CQDs), copper nanoparticles (CuNPs) or silver nanoparticles (AgNPs) into the hydrogel (HG) scaffold to act as chemical barrier and anti-viral agent against SARS-CoV-2 or Escherichia coli: phage MS2. The nanoformulation is coated on personal protective equipment's (PPE) and different surfaces such as glass, steel and plastic to control viral infection including corona virus infection.Type: GrantFiled: March 24, 2021Date of Patent: April 30, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Mani Gajendiran, Ruchi Jain, Arjyabaran Sinha, Koushik Bhowmik, Om Parkash, Mukesh Kumar Vyas, Jyotiranjan Ota, Samik Kumar Hait, Vivekanand Kagdiyal, Deepak Saxena, Sankara Sri Venkata Ramakumar
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Publication number: 20240132635Abstract: A method of making an ethylene-propylene (EP) copolymer includes immobilizing a metallocene catalyst on a layered double hydroxide (LDH) to form a supported metallocene catalyst complex. The method also includes mixing the supported metallocene catalyst complex in a nonpolar solvent to form a first mixture. The method further includes degassing the first mixture and saturating with a gaseous mixture of ethylene and propylene to form a second mixture. The method further includes mixing an aluminoxane catalyst with the second mixture to initiate a polymerization reaction of the ethylene and propylene to form a reaction mixture comprising the EP copolymer and separating the EP copolymer from the reaction mixture.Type: ApplicationFiled: October 19, 2022Publication date: April 25, 2024Applicants: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, S-Oil CorporationInventors: Mamdouh A. AL-HARTHI, Sung-Gil HONG, Hassam MAZHAR, Farrukh SHEHZAD
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Publication number: 20240124793Abstract: The present invention relates to an additized blended fuel composition comprising of 97 to 50 weight % of liquified petroleum gas (LPG); 3 to 50 weight % of dimethyl ether (DME); and a nanocatalyst. More particularly, the present invention relates to an improvement in the combustion efficiency of the DME blended LPG fuel by using catalytic amount of the nano-catalyst, when introduced in ppm level enhances the combustion properties, thereby increasing the flame temperature and reducing the consumption of fuel gas mixture.Type: ApplicationFiled: October 17, 2023Publication date: April 18, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Koushik BHOWMIK, Ruchi JAIN, Jyotiranjan OTA, Samik Kumar HAIT, Chandrasekaran KANNAN, Sankara Sri Venkata RAMAKUMAR
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Patent number: 11959012Abstract: The present disclosure a temperature-resistant and salt-resistant modified nano-graphite dispersed particle gel system with a strong self-growth effect.Type: GrantFiled: September 14, 2023Date of Patent: April 16, 2024Assignees: China University of Petroleum (East China), CNOOC Energy Development Co., Ltd. Engineering Branch, Tianjin Branch of China National Offshore Oil Corporation Ltd.Inventors: Guang Zhao, Caili Dai, Dongfang Lyu, Jiaming Li, Kequan Meng, Ju Zheng, Yanxu Zhang, Weiyu Chen, Liguo Zhu, Yanhui Zhang
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Patent number: 11952543Abstract: The present invention relates to a process for production of high yield of hydrogen by carrying out the dry reforming of the dry gas generated from the process itself by utilizing the same catalyst for cracking and producing high yield of light olefins such as ethylene, propylene and butylenes from residue feedstocks.Type: GrantFiled: November 11, 2020Date of Patent: April 9, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Sadhullah Mukthiyar, Gadari Saidulu, Manoj Kumar Bhuyan, Kamlesh Gupta, Madhusudan Sau, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Publication number: 20240110089Abstract: The present disclosure a temperature-resistant and salt-resistant modified nano-graphite dispersed particle gel system with a strong self-growth effect.Type: ApplicationFiled: September 14, 2023Publication date: April 4, 2024Applicants: China University of Petroleum (East China), CNOOC Energy Development Co., Ltd. Engineering Branch, Tianjin Branch of China National Offshore Oil Corporation Ltd.Inventors: Guang ZHAO, Caili DAI, Dongfang LYU, Jiaming LI, Kequan MENG, Ju ZHENG, Yanxu ZHANG, Weiyu CHEN, Liguo ZHU, Yanhui ZHANG
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Patent number: 11946572Abstract: A threaded tubular connection comprises a first tubular (12) component and a second tubular component (14). The first tubular component (12) includes a female portion (10) defined on an interior surface of the first tubular component. The female portion includes an inner threaded portion (16d) and an outer threaded portion (16b) which are offset radially with respect to a longitudinal axis of the first tubular component by a first shoulder (26). The second tubular component (14) includes a male portion (18) defined on an exterior surface of the second tubular component. The male portion is to be inserted into the female portion, and includes an inner threaded portion (18d) and an outer threaded portion (18b) which are offset radially with respect to a longitudinal axis of the second tubular component by a second shoulder (28). The second shoulder is to abut the first shoulder once the male portion is connected to the female portion.Type: GrantFiled: September 22, 2020Date of Patent: April 2, 2024Assignees: VALLOUREC OIL AND GAS FRANCE, NIPPON STEEL CORPORATIONInventors: Alan Fothergill, Corey Dufrene, Satoshi Maruta
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Patent number: 11933431Abstract: A threaded connection for pipes includes a pin, a box, a shoulder part plating layer, and a non-shoulder part plating layer. The shoulder part plating layer has an outermost layer formed of a high friction coefficient plating layer, and is arranged on a pin side shoulder part and/or a box side shoulder part. The non-shoulder part plating layer has an outermost layer formed of a low friction coefficient plating layer having a coefficient of friction lower than a coefficient of friction of the high friction coefficient plating layer, and the non-shoulder part plating layer is arranged on at least one of a pin side thread part, a pin side metal seal part, a box side thread part, and a box side metal seal part.Type: GrantFiled: February 7, 2020Date of Patent: March 19, 2024Assignees: NIPPON STEEL CORPORATION, VALLOUREC OIL AND GAS FRANCEInventors: Kazuya Ishii, Kunio Goto, Masaaki Sugino, Yousuke Oku
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Patent number: 11933138Abstract: A sliding sleeve device has an outer cylinder, a circulation hole being provided in the wall of the outer cylinder; and an inner cylinder provided in an inner cavity of the outer cylinder. In an initial state, the inner cylinder and the outer cylinder are fixed to each other to seal the circulation hole. In a first state, the inner cylinder is movable relative to the outer cylinder, thereby unsealing the circulation hole. A protection mechanism is provided in the circulation hole, which has an inner member located on the radially inner side and an outer member located on the radially outer side.Type: GrantFiled: June 10, 2021Date of Patent: March 19, 2024Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, SINOPEC SOUTHWEST OIL & GAS COMPANYInventors: Zhimin Hou, Dan Hu, Qiang Wang, Yijun Zhou, Jiang Qian, Chen Chen, Tao Liu, Jianfa Ci, Wenfeng Pang, Wenjiang Teng
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Patent number: 11926691Abstract: A method of making a polyolefin nanocomposite including, mixing a zinc-aluminum layered double hydroxide (LDH), and a zirconocene complex in a non-polar solvent to form a first mixture. Prior to the mixing the zirconocene complex is not supported on the zinc-aluminum LDH. The method further includes sonicating the first mixture for at least one hour to form a homogeneous slurry. The method further includes degassing the homogenous slurry and adding at least one olefin gas to form a second mixture. The method further includes adding an aluminoxane catalyst to the second mixture and reacting for at least 10 minutes to form a reaction mixture including the polyolefin nanocomposite. The method further includes separating the polyolefin nanocomposite from the reaction mixture.Type: GrantFiled: May 5, 2023Date of Patent: March 12, 2024Assignees: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, S-Oil CorporationInventors: Mamdouh A. Al-Harthi, Sung-Gil Hong, Hassam Mazhar, Farrukh Shehzad
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Patent number: 11920007Abstract: The present invention relates to a process for producing ultrahigh molecular weight polymer in powder form which is highly efficient drag reducing polymer. The process consists of polymerizing using titanium halide-based catalyst, co-catalyst, optionally a solvent, and monomer to a polymerization reactor, having stirring device and inlet charging and discharge outlet. The resulting ultrahigh molecular weight drag reducing polymers is free flowing, having intrinsic viscosity >10 dL/g. The process reduces polymerization time, temperature, and achieves high conversion, i.e., >90%.Type: GrantFiled: June 23, 2021Date of Patent: March 5, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Sukhdeep Kaur, Gurmeet Singh, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar
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Patent number: 11920703Abstract: A threaded connection for pipes according to the present embodiment includes a pin, a box, and a Zn—Ni alloy plating layer. The pin has a pin contact surface that includes an external thread part. The box has a box contact surface that includes an internal thread part. The Zn—Ni alloy plating layer is disposed on or above at least one of the pin contact surface and the box contact surface. The Zn—Ni alloy plating layer contains graphite.Type: GrantFiled: February 19, 2020Date of Patent: March 5, 2024Assignees: NIPPON STEEL CORPORATION, VALLOUREC OIL AND GAS FRANCEInventors: Kazuya Ishii, Kunio Goto
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Patent number: 11923548Abstract: The present invention relates to the redox buffer electro-catalyst for bi-functional air electrode of metal-air batteries and fuel cells, wherein an electro-catalyst comprising of redox buffer oxides facilitates bi-functional activity of air electrode towards oxygen reduction and oxygen evolution reactions at the air electrode-electrolyte interface. The bi-functional activity of electro-catalyst comprising of redox buffer oxides is superior, due to improved electron transfer ability in comparison to electro-catalyst without redox buffer oxides.Type: GrantFiled: September 2, 2021Date of Patent: March 5, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Narayanam Seshubabu, Vakakuzhiyil Gopinathan Anju, Naduhatty Selai Raman, Shailendra Kumar Sharma, Sankara Sri Venkata Ramakumar
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Publication number: 20240067875Abstract: The present invention relates to a process for the synthesis of B-site doped ABX3 perovskite nanocrystals. The process comprises the steps of loading non-halide precursors of A, B, and dopant in three neck flasks along with long chain acid and olefin, purging of the reaction mixture under heating, and finally injection of alkylammonium chloride stock solution in the reaction mixture at a desired temperature. Introducing transition metal such as Mn and other rare earths, etc., as dopants in the perovskite nanocrystals to induce a new optical window.Type: ApplicationFiled: August 23, 2023Publication date: February 29, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Anirban DUTTA, Mukesh Kumar VYAS, Jyotiranjan OTA, Samik Kumar HAIT, Chandrasekaran KANNAN, Sankara Sri Venkata RAMAKUMAR
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Publication number: 20240068112Abstract: The present invention relates to reusable metal substrate for photoelectrochemical solar water splitting applications. The process comprises preparing a surface of the metal substrate, coating the surface of the metal substrate using photoactive semiconductor thin films, forming a working electrode, scaling-up of the working electrode, and re-using the metal substrate. The present invention has advantages such as higher current, better handling, capability to reuse and capability of direct geometrical scale-up of the electrodes.Type: ApplicationFiled: July 28, 2023Publication date: February 29, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Sunil SACHDEV, Gopichand TALASILA, Vinay TIWARI, Umish SRIVASTVA, Deepak SAXENA
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Publication number: 20240067544Abstract: The present invention relates to a process for refinery wastewater treatment. More particularly, the present invention relates to an automated process for treatment of refinery wastewater. The process of the present invention provides complete automation for controlling different critical parameters that enhance biological activity of activated sludge process (ASP) and helps in significant reduction in sludge recycling that increases the treatment efficiency.Type: ApplicationFiled: August 23, 2023Publication date: February 29, 2024Applicant: INDIAN OIL CORPORATION LIMITEDInventors: Manoj KUMAR, Srikanth SANDIPAM, Ravi Prakash GUPTA, Debasis BHATTACHARYYA
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Patent number: 11905829Abstract: An integrated logging instrument for coring and sampling includes a downhole main body and a ground system. The downhole main body is connected with the ground system through a long cable. The downhole main body includes a coring and sampling mechanism, a power mechanism and an energy storage mechanism. The coring and sampling mechanism includes a coring assembly for drilling cores and a pushing and setting assembly for downhole fixation. The power mechanism is arranged at an upper end of the coring and sampling mechanism, and includes a motor, a piston structure and a pump body. The piston structure and the pump body are respectively arranged at two output ends of the motor. The piston structure is arranged to provide suction power. The pump body is arranged to provide hydraulic power. The energy storage mechanism is arranged at a lower end of the coring and sampling mechanism.Type: GrantFiled: May 14, 2020Date of Patent: February 20, 2024Assignees: China Oilfield Services Limited, China National Offshore Oil CorporationInventors: Tao Lu, Yongren Feng, Changgui Xu, Zhibin Tian, Xiaofei Qin, Minggao Zhou, Xiaodong Chu, Tiemin Liu, Yongzeng Xue, Zanqing Wei, Lin Huang
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Patent number: 11891356Abstract: A process for conversion of hydrocarbon feedstock into lighter olefins of C2 to C4 carbons, the process comprising of cracking the hydrocarbon feedstock in a reactor in the presence of a catalyst. The catalyst for short contact time catalytic cracking process of heavy hydrocarbons having contact time less than 1 second to produce light olefins of C2 to C4 carbon in the range of 40 to 60 wt % on fresh feed basis in a fluidized bed reactor which is concentric downflow reactor in presence of catalyst consisting of ultra-stable Y zeolite in the range of 5-10 wt %, 4 to 8 wt % of pentasil zeolite, 2.5-5 wt % of bottom selective material, 0.5-2 wt % of rare earth and 75-88 wt % of support material.Type: GrantFiled: February 21, 2023Date of Patent: February 6, 2024Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Sadhullah Mukthiyar, Shikha Saluja, Gadari Saidulu, Arumugam Velayutham Karthikeyani, Madhusudan Sau, Debasis Bhattacharyya, Gurpreet Singh Kapur, Sankara Sri Venkata Ramakumar