Patents by Inventor Deli Gao
Deli Gao 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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Method, device and system of vibration reduction control on installation of deepwater drilling riser
Patent number: 11591865Abstract: The present application provides a method, a device, and a system of vibration reduction control on the installation of a deepwater drilling riser. The method includes: determining a lateral vibration displacement of each position of the riser at different times in an installation process according to a mechanical model of the deepwater drilling riser in the installation process, determining a stress generated by a lateral vibration of the riser in the installation process, determining a vibration reduction control speed applied to a bottom of the riser in the installation process according to the stress and the lateral vibration displacement of each position of the riser at different times in the installation process, and performing a vibration reduction control on the bottom of the riser based on the vibration reduction control speed.Type: GrantFiled: July 22, 2022Date of Patent: February 28, 2023Assignee: China University of Petroleum—BeijingInventors: Yanbin Wang, Jinduo Wang, Deli Gao, Shilin Xin -
METHOD, DEVICE AND SYSTEM OF VIBRATION REDUCTION CONTROL ON INSTALLATION OF DEEPWATER DRILLING RISER
Publication number: 20230045108Abstract: The present application provides a method, a device, and a system of vibration reduction control on the installation of a deepwater drilling riser. The method includes: determining a lateral vibration displacement of each position of the riser at different times in an installation process according to a mechanical model of the deepwater drilling riser in the installation process, determining a stress generated by a lateral vibration of the riser in the installation process, determining a vibration reduction control speed applied to a bottom of the riser in the installation process according to the stress and the lateral vibration displacement of each position of the riser at different times in the installation process, and performing a vibration reduction control on the bottom of the riser based on the vibration reduction control speed.Type: ApplicationFiled: July 22, 2022Publication date: February 9, 2023Inventors: Yanbin WANG, Jinduo WANG, Deli GAO, Shilin XIN -
Patent number: 11203910Abstract: A casing hanger and annulus sealing device running tool for deepwater drilling and a method for using the same. The running tool includes a spindle connected to a hollow suspension structure via a torque transmission structure, one end of the spindle slidably passes through a hollow piston, the suspension structure rotates with the spindle and slide along the piston, the inner cavity of the torque transmission structure communicates with that of the suspension structure to form a piston cavity; the piston cavity and the piston form a hydraulic piston structure; and one end of the suspension structure away from the torque transmission structure can rotatably hook to and lift upward to release the annulus sealing device, and one end of the piston away from the torque transmission structure can radially expand to hook to the casing hanger and can radially contract to release the casing hanger.Type: GrantFiled: July 8, 2020Date of Patent: December 21, 2021Assignee: CHINA UNIVERSITY OF PETROLEUM—BEIJINGInventors: Yanbin Wang, Deli Gao, Jun Fang, Jing Zeng
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Patent number: 10910135Abstract: A surge arrester and a method for manufacturing the surge arrester are disclosed. The surge arrester includes a preassembled active part extending in a longitudinal direction, and a separately produced flexible housing defining a bore in the longitudinal direction and having an opening at an end surface of the flexible housing. The flexible housing is arranged surrounding the active part via the bore and in contact with the active part. The contact causes a deformation of the flexible housing in a circumferential direction, and the deformation generates a pressure applied on the active part along a radial direction.Type: GrantFiled: November 28, 2018Date of Patent: February 2, 2021Assignee: ABB POWER GRIDS SWITZERLAND AGInventors: Chun Li, Jian He, Deli Gao, Maoshan Niu, Ektor Sotiropoulos, Felix Greuter, Jiansheng Chen, Jens Rocks
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Publication number: 20200370387Abstract: A casing hanger and annulus sealing device running tool for deepwater drilling and a method for using the same. The running tool includes a spindle connected to a hollow suspension structure via a torque transmission structure, one end of the spindle slidably passes through a hollow piston, the suspension structure rotates with the spindle and slide along the piston, the inner cavity of the torque transmission structure communicates with that of the suspension structure to form a piston cavity; the piston cavity and the piston form a hydraulic piston structure; and one end of the suspension structure away from the torque transmission structure can rotatably hook to and lift upward to release the annulus sealing device, and one end of the piston away from the torque transmission structure can radially expand to hook to the casing hanger and can radially contract to release the casing hanger.Type: ApplicationFiled: July 8, 2020Publication date: November 26, 2020Applicant: CHINA UNIVERSITY OF PETROLEUM-BEIJINGInventors: Yanbin WANG, Deli GAO, Jun FANG, Jing ZENG
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Patent number: 10442973Abstract: The invention relates to the field of petroleum drilling fluids, and discloses a super-amphiphobic strongly self-cleaning high-performance water-based drilling fluid comprising polymeric super-amphiphobic agent and a drilling method. The polymeric super-amphiphobic agent comprises structural units A derived from acrylamide, structural units B derived from methyl methacrylate, structural units C derived from butyl acrylate, structural units D derived from a compound represented by the following formula (1), structural units E derived from a silane coupler, and nano-titania; wherein the nano-titania is bonded to the polymeric super-amphiphobic agent via the structural unit E, and the silane coupler is a silane coupler having double bonds; R is a C3-C8 perfluoroalkyl group. A water-based drilling fluid additive prepared from the polymeric super-amphiphobic agent in the present invention has excellent wettability, inhibition, lubrication, reservoir protection, and rheology and fluid loss properties.Type: GrantFiled: April 23, 2019Date of Patent: October 15, 2019Assignee: CHINA UNIVERSITY OF PETROLEUM (BEIJING)Inventors: Guancheng Jiang, Xiaoxiao Ni, Lili Yang, Yinbo He, Xiaohu Quan, Zhong Li, Xiaoyong Wang, Yongbin Guo, Fabin Xu, Zhengqiang Deng, Xi Wang, Deli Gao, Kai Wang, Xuwu Luo, Chunyao Peng
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Patent number: 10336931Abstract: The present invention relates to the well drilling field in petrochemical industry, in particular to use of dual-cation fluorocarbon surfactant as amphiphobic wettability reversal agent in drilling fluid. The dual-cation fluorocarbon surfactant is a dual-cation fluorocarbon surfactant of which the cation part is represented by the following formula (1). The dual-cation fluorocarbon surfactant of the present invention can serve as wettability reversal agent when it is used for oil-gas drilling to enable rock amphiphobic, and is an amphiphobic wettability reversal agent which can cause rock surface to be non-hydrophilic and non-lipophilic. Using of dual-cation fluorocarbon surfactant, especially when drilling highly hydrous mud shale, can avoid permeation of water and oil into the rock effectively and thereby a capillary phenomenon can be prevented, and an effect of stabilizing the well wall and protecting the reservoir is attained.Type: GrantFiled: January 18, 2018Date of Patent: July 2, 2019Assignee: CHINA UNIVERSITY OF PETROLEUM (BEIJING)Inventors: Guancheng Jiang, Deli Gao, Guangchang Ma, Jinsheng Sun, Xi Wang, Xiaolin Pu, Xianzhu Wu, Xiaoxiao Ni, Xianmin Zhang, Le Wang, Yinbo He, Fan Liu, Lili Yang, Tengfei Dong
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Publication number: 20190189310Abstract: A surge arrester (100) and a method for manufacturing the surge arrester (100), the surge arrester (100) comprises a preassembled active part (110) extending in a longitudinal direction (Y), and a separately produced flexible housing (120) defining a bore (121) in the longitudinal direction (Y) and having an opening at an end surface (126) of the flexible housing (120), the flexible housing (120) is arranged surrounding the active part (110) via the bore (121) and in contact with the active part (110), the contact causes a deformation of the flexible housing (120) in a circumferential direction (C), and the deformation generates a pressure applied on the active part (110) along a radial direction (R).Type: ApplicationFiled: November 28, 2018Publication date: June 20, 2019Inventors: Chun Li, Jian He, Deli Gao, Maoshan Niu, Ektor Sotiropoulos, Felix Greuter, Jiansheng Chen, Jens Rocks
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Patent number: 10308857Abstract: A super-amphiphobic composite material and use of the same as an inhibitor, lubricant, reservoir protectant, and accelerator in water-based drilling fluids. A method for preparing the amphiphobic composite material includes: performing a first mixing of nano-titanium dioxide and nano-silicon dioxide in an alcohol-water mixed solvent under an alkaline condition, to obtain a dispersion of nano-titanium dioxide and nano-silicon dioxide; then introducing a fluorosilicone-containing coupler into the dispersion of nano-titanium dioxide and nano-silicon dioxide and performing a second mixing. The amphiphobic composite material may be applied in water-based drilling fluids. It has an effect of strongly inhibiting hydrated swelling and disintegration, low toxicity and high compatibility; can solve problems such as well wall instability, blockage of drilling tools, and reservoir damage, etc.Type: GrantFiled: January 25, 2019Date of Patent: June 4, 2019Assignee: China University of Petroleum (Beijing)Inventors: Guancheng Jiang, Xiaoxiao Ni, Lili Yang, Guangchang Ma, Chunyao Peng, Deli Gao, Xi Wang, Jinsheng Sun, Xiaolin Pu, Kai Wang, Zhengqiang Deng, Yang Bai, Yinbo He, Xinliang Li
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Patent number: 10266744Abstract: The present invention relates to well drilling field in the petroleum industry, particularly to accelerator used for drilling fluids, water-based drilling fluid and usage thereof. The accelerator contains: sulfonated polyglycerol long-chain fatty acid ester, fatty alcohol polyoxyethylene ether, alcohol ether carboxylate, glycidyl ether, and polyoxyethylene alkylphenol ether; wherein, the weight ratio of the sulfonated polyglycerol long-chain fatty acid ester:the fatty alcohol polyoxyethylene ether:the alcohol ether carboxylate:the glycidyl ether:the polyoxyethylene alkylphenol ether is 100:1-10:0.5-10:1-10:1-10. The accelerator provided in the present invention can lubricate the drill bit and drilling tool, prevent accumulation of drill cuttings, reduce friction, and improve rate of penetrate.Type: GrantFiled: September 13, 2018Date of Patent: April 23, 2019Assignee: CHINA UNIVERSITY OF PETROLEUM (BEIJING)Inventors: Guancheng Jiang, Deli Gao, Shuo Zhang, Yong Wang, Xianzhu Wu, Liexiang Han, Xiangzeng Wang, Chunyao Peng, Yinbo He, Fan Liu, Hongguo Zuo, Yongqing Zhang, Lili Yang, Zhong Li, Yanjun Li
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Patent number: 10253237Abstract: The present invention relates to the well drilling field in the petroleum industry, particularly to film former used for coal-bed gas well drilling and preparation method thereof, drilling fluid and usage thereof. The preparation method of the film former includes: (1) controlling polycaprolactone diol and diisocyanate to have a first polymerization reaction in the presence of a polyurethane catalyst, to obtain a polyurethane prepolymer with two ends blocked by diisocyanate; (2) controlling the product of the first polymerization reaction to have a chain extension reaction with a polyalcohol; (3) controlling the product of the chain extension reaction and one part of hydroxyalkyl acrylate monomer to have an additive reaction, and then introducing the other part of hydroxyalkyl acrylate monomer and a styrene monomer, and emulsifying in water to obtain an emulsion; (4) mixing a radical initiator with the emulsion to have a second polymerization reaction.Type: GrantFiled: September 13, 2018Date of Patent: April 9, 2019Assignee: CHINA UNIVERSITY OF PETROLEUM (BEIJING)Inventors: Guancheng Jiang, Deli Gao, Shuo Zhang, Yong Wang, Xianzhu Wu, Liexiang Han, Xiangzeng Wang, Chunyao Peng, Yinbo He, Fan Liu, Hongguo Zuo, Yongqing Zhang, Lili Yang, Zhong Li, Yanjun Li
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Publication number: 20190085232Abstract: The present invention relates to well drilling field in the petroleum industry, particularly to accelerator used for drilling fluids, water-based drilling fluid and usage thereof. The accelerator contains: sulfonated polyglycerol long-chain fatty acid ester, fatty alcohol polyoxyethylene ether, alcohol ether carboxylate, glycidyl ether, and polyoxyethylene alkylphenol ether; wherein, the weight ratio of the sulfonated polyglycerol long-chain fatty acid ester:the fatty alcohol polyoxyethylene ether:the alcohol ether carboxylate:the glycidyl ether:the polyoxyethylene alkylphenol ether is 100:1-10:0.5-10:1-10:1-10. The accelerator provided in the present invention can lubricate the drill bit and drilling tool, prevent accumulation of drill cuttings, reduce friction, and improve rate of penetrate.Type: ApplicationFiled: September 13, 2018Publication date: March 21, 2019Applicant: China University of Petroleum (Beijing)Inventors: Guancheng JIANG, Deli GAO, Shuo ZHANG, Yong WANG, Xianzhu WU, Liexiang HAN, Xiangzeng WANG, Chunyao PENG, Yinbo HE, Fan LIU, Hongguo ZUO, Yongqing ZHANG, Lili YANG, Zhong LI, Yanjun LI
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Publication number: 20190085231Abstract: The present invention relates to the well drilling field in the petroleum industry, particularly to film former used for coal-bed gas well drilling and preparation method thereof, drilling fluid and usage thereof. The preparation method of the film former includes: (1) controlling polycaprolactone diol and diisocyanate to have a first polymerization reaction in the presence of a polyurethane catalyst, to obtain a polyurethane prepolymer with two ends blocked by diisocyanate; (2) controlling the product of the first polymerization reaction to have a chain extension reaction with a polyalcohol; (3) controlling the product of the chain extension reaction and one part of hydroxyalkyl acrylate monomer to have an additive reaction, and then introducing the other part of hydroxyalkyl acrylate monomer and a styrene monomer, and emulsifying in water to obtain an emulsion; (4) mixing a radical initiator with the emulsion to have a second polymerization reaction.Type: ApplicationFiled: September 13, 2018Publication date: March 21, 2019Applicant: China University of Petroleum (Beijing)Inventors: Guancheng JIANG, Deli GAO, Shuo ZHANG, Yong WANG, Xianzhu WU, Liexiang HAN, Xiangzeng WANG, Chunyao PENG, Yinbo HE, Fan LIU, Hongguo ZUO, Yongqing ZHANG, Lili YANG, Zhong LI, Yanjun LI
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Patent number: 10030188Abstract: The present invention relates to the well drilling field in petroleum industry, in particular to a nano-hybrid lubricant and method thereof, and oil-based drilling fluid. The lubricant comprises: graphite oxide and a biquaternary ammonium salt compound of which the cation part is represented by formula (1). The present invention also provides a method for preparation of the lubricant and an oil-based drilling fluid containing the lubricant. The lubricant provided in the present invention can be comprehended as a nano-hybrid material. Thus, oil-based drilling fluids that contain the lubricant provided in the present invention have lower lubrication coefficient and excellent lubricating property without or with little negative impact on rheological property of the oil fluid, and the lubricant provided in the present invention has excellent thermostability thus suitable for use in operation at a high temperature.Type: GrantFiled: March 22, 2017Date of Patent: July 24, 2018Assignee: China University of Petroleum (Beijing)Inventors: Guancheng Jiang, Shuanglei Peng, Yinbo He, Deli Gao, Lili Yang, Fan Liu, Xinliang Li, Zhengqiang Deng, Haifang Sun, Liexiang Han
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Publication number: 20180201821Abstract: The present invention relates to the well drilling field in petrochemical industry, in particular to use of dual-cation fluorocarbon surfactant as amphiphobic wettability reversal agent in drilling fluid. The dual-cation fluorocarbon surfactant is a dual-cation fluorocarbon surfactant of which the cation part is represented by the following formula (1). The dual-cation fluorocarbon surfactant of the present invention can serve as wettability reversal agent when it is used for oil-gas drilling to enable rock amphiphobic, and is an amphiphobic wettability reversal agent which can cause rock surface to be non-hydrophilic and non-lipophilic. Using of dual-cation fluorocarbon surfactant, especially when drilling highly hydrous mud shale, can avoid permeation of water and oil into the rock effectively and thereby a capillary phenomenon can be prevented, and an effect of stabilizing the well wall and protecting the reservoir is attained.Type: ApplicationFiled: January 18, 2018Publication date: July 19, 2018Applicant: CHINA UNIVERSITY OF PETROLEUM (BEIJING)Inventors: Guancheng JIANG, Deli GAO, Guangchang MA, Jinsheng SUN, Xi WANG, Xiaolin PU, Xianzhu WU, Xiaoxiao NI, Xianmin ZHANG, Le WANG, Yinbo HE, Fan LIU, Lili YANG, Tengfei DONG
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Patent number: 10000684Abstract: The present invention relates to the well drilling field in petroleum industry, in particular to a drilling fluid additive composition that contains a lubricant, an emulsifier, and a rheological modifier, wherein, the lubricant contains: graphite oxide and a biquaternary ammonium salt compound in which the cation part is represented by formula (1); the emulsifier is one or more of compounds represented by formula (I); the rheological modifier is a dimer acid-organic amine copolymer comprising structural units from dimer acid, structural units from alkylamine and structural units from arylamine. The present invention further provides an oil-based drilling fluid containing the composition and a use thereof.Type: GrantFiled: March 22, 2017Date of Patent: June 19, 2018Assignee: China University of Petroleum (Beijing)Inventors: Guancheng Jiang, Shuanglei Peng, Yinbo He, Deli Gao, Lili Yang, Fan Liu, Xinliang Li, Zhengqiang Deng, Guangchang Ma, Li Zhao, Haifang Sun, Liexiang Han
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Publication number: 20180057728Abstract: The present invention relates to the well drilling field in petroleum industry, in particular to a drilling fluid additive composition suitable for coal-bed gas wells, and a water-based drilling fluid and use of the water-based drilling fluid. The drilling fluid additive composition suitable for coal-bed gas wells, comprising a tackifying and shear improver, a capsulating agent, a filtrate reducer, and an amphiphobic wettability reversal agent, wherein, the tackifying and shear improver is a copolymer comprising structural units represented by formula (1), structural units represented by formula (2), and structural units represented by formula (3); the capsulating agent is a comb-like polysaccharide compound; the filtrate reducer is nanocrystalline cellulose, and the amphiphobic wettability reversal agent is a dual-cation fluorocarbon surfactant.Type: ApplicationFiled: June 28, 2017Publication date: March 1, 2018Applicant: China University of Petroleum (Beijing)Inventors: Guancheng JIANG, Yinbo HE, Chong LIU, Qingying GE, Lili YANG, Yong WANG, Yongqing ZHANG, Zhaohui WANG, Lin CHENG, Jingdong HU, Deli GAO, Haifang SUN, Xi WANG
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Patent number: 9902890Abstract: The present invention relates to the well drilling field in petroleum industry, in particular to a drilling fluid additive composition suitable for coal-bed gas wells, and a water-based drilling fluid and use of the water-based drilling fluid. The drilling fluid additive composition suitable for coal-bed gas wells, comprising a tackifying and shear improver, a capsulating agent, a filtrate reducer, and an amphiphobic wettability reversal agent, wherein, the tackifying and shear improver is a copolymer comprising structural units represented by formula (1), structural units represented by formula (2), and structural units represented by formula (3); the capsulating agent is a comb-like polysaccharide compound; the filtrate reducer is nanocrystalline cellulose, and the amphiphobic wettability reversal agent is a dual-cation fluorocarbon surfactant.Type: GrantFiled: June 28, 2017Date of Patent: February 27, 2018Assignee: China University of Petroleum (Beijing)Inventors: Guancheng Jiang, Yinbo He, Chong Liu, Qingying Ge, Lili Yang, Yong Wang, Yongqing Zhang, Zhaohui Wang, Lin Cheng, Jingdong Hu, Deli Gao, Haifang Sun, Xi Wang
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Patent number: 9890318Abstract: The present invention relates to the well drilling field in petroleum industry, in particular to a drilling fluid additive composition and a water-based drilling fluid suitable for high pressure plugging while drilling. The composition contains a bridging agent, a nano-plugging agent, a rheological modifier, a bionic wall bracing agent, and a bionic shale inhibitor, wherein, the bridging agent is a weak-crosslinked copolymer, in which the content of cross-linker structures is 0.1-1 wt. %; the nano-plugging agent is modified nanometer silicon dioxide particles; the rheological modifier is a dimer acid-organic amine copolymer; and the bionic wall bracing agent is carboxymethyl chitosan with a dopamine-derived base group grafted on its main chain.Type: GrantFiled: June 28, 2017Date of Patent: February 13, 2018Assignee: China University of Petroleum (Beijing)Inventors: Guancheng Jiang, Chong Liu, Yinbo He, Qingying Ge, Lili Yang, Yong Wang, Fan Liu, Yongqing Zhang, Zhaohui Wang, Jingdong Hu, Lin Cheng, Guangchang Ma, Yong Qin, Chunyao Peng, Haifang Sun, Deli Gao
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Publication number: 20170349803Abstract: The present invention relates to the well drilling field in petroleum industry, in particular to a drilling fluid additive composition that contains a lubricant, an emulsifier, and a rheological modifier, wherein, the lubricant contains: graphite oxide and a biquaternary ammonium salt compound in which the cation part is represented by formula (1); the emulsifier is one or more of compounds represented by formula (I); the rheological modifier is a dimer acid-organic amine copolymer comprising structural units from dimer acid, structural units from alkylamine and structural units from arylamine. The present invention further provides an oil-based drilling fluid containing the composition and a use thereof. The oil-based drilling fluid containing the composition provided in the present invention obtains a lower lubrication coefficient, and favorable rheological property and thermostability, and is suitable for use in operation at a high temperature.Type: ApplicationFiled: March 22, 2017Publication date: December 7, 2017Applicant: CHINA UNIVERSITY OF PETROLEUM (BEIJING)Inventors: Guancheng JIANG, Shuanglei PENG, Yinbo HE, Deli GAO, Lili YANG, Fan LIU, Xinliang LI, Zhengqiang DENG, Guangchang MA, Li ZHAO, Haifang SUN, Liexiang HAN