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China Petroleum & Chemical (SNP)

242 patents

Page 4 of 13
Utility
Central storage unit for a measuring-while-drilling assembly for an oil drilling system
30 Nov 21
An apparatus for collecting and storing sensor data for an oil drilling system is disclosed.
Jun Han, Sheng Zhan, Fengtao Hu, Jinhai Zhao
Filed: 19 Sep 19
Utility
Modified Y-type molecular sieve and preparation method thereof, hydrocracking catalyst and preparation method thereof, and method for hydrocracking hydrocarbon oil
23 Nov 21
A modified Y-type molecular sieve contains 0.5-2 wt. % of Na2O based on the total amount of the modified Y-type molecular sieve.
Wei Liu, Minghua Guan, Yanze Du, Fenglai Wang, Bo Qin, Hang Gao
Filed: 29 Nov 17
Utility
Autonomous through-tubular downhole shuttle
23 Nov 21
An apparatus for traveling between an earth surface and a wellbore in an earth formation contains an instrument sub, a thruster for generating a motive force, and a power source that provides power to the instrument sub and the thruster.
Jinhai Zhao, Sheng Zhan, Jun Han
Filed: 13 Jun 19
Utility
Photoluminescent Lubricating Grease Composition, Photoluminescent Material and the Preparation Methods Thereof
18 Nov 21
Xinyang LIU, Yifeng HE, Minyang ZHUANG, Hui ZHENG, Hongwei SUN
Filed: 17 Oct 19
Utility
Method and System for Detecting Downhole Magnetic Interference on Measurement While Drilling Operations
18 Nov 21
A method and a system implementing the method, are disclosed for computing magnetic interferences in measurement while drilling operations, using the retrieved lateral, and axial magnetic interferences of the measurement while drilling downhole tool system.
Jun Han, Sheng Zhan, Fengtao Hu, Jinhai Zhao
Filed: 14 May 20
Utility
Method and System for Separating Light Hydrocarbons
11 Nov 21
A method and system for separating light hydrocarbons are disclosed, wherein the method comprises compression, cooling, absorption, desorption, rectification, cracking, and recycling cracked gas to the compression step.
Shujuan LUO, Dongfeng Li, Mingsen ZHANG, Lihua LIAO, Yan LI, Zhixin LIU, Chunfang LI, Jun TIAN
Filed: 29 Sep 19
Utility
Catalyst Component and Catalyst for Olefin Polymerization, and Application Thereof
4 Nov 21
Disclosed are a catalyst component and a catalyst for olefin polymerization, and an olefin polymerization method.
Jin ZHAO, Xianzhi XIA, Yuexiang LIU, Yang TAN, Chunhong REN, Weili LI, Long CHEN, Futang GAO, Yongtai LING, Tao LIU
Filed: 15 Oct 19
Utility
Mud Pulser and Method for Operating Thereof
4 Nov 21
A pulser for generating pressure pulses propagating through a column of drilling fluid in the drill string to the surface during drilling.
Sheng ZHAN, Sam Seldon
Filed: 30 Apr 20
Utility
Hydrogenation catalyst, its production and application thereof
2 Nov 21
The present application relates to a hydrogenation catalyst, a process for producing the same and application thereof in the hydrotreatment of feedstock oil.
Le Zhang, Mingfeng Li, Huifeng Li, Hong Nie, Shi Ding, Xuefen Liu, Zhihai Hu
Filed: 24 Apr 17
Utility
Preparation of molecular sieve and treatment of silicon-containing wastewater therefrom
2 Nov 21
A method for the treatment of silicon-containing wastewater from the preparation of a molecular sieve or a catalyst includes the step of contacting the silicon-containing wastewater with at least one acid or at least one alkali, so that at least a part of the silicon elements in the silicon-containing wastewater form a colloid.
Zhongqing Liu, Yibin Luo, Lina Zhou, Xingtian Shu
Filed: 28 Oct 16
Utility
Process for Separating Alkylation Product, Alkylation Reaction and Separation Process, and Related Apparatus
21 Oct 21
A liquid phase alkylation product from an alkylation reaction unit is introduced into a first heat-exchanger directly or after being pressurized with a pressure pump and heat-exchanged with a vapor phase stream from the column top of a high-pressure fractionating column n, then introduced into a second heat-exchanger and further heated to 100° C.-150° C., then introduced into the high-pressure fractionating column and subjected to fractionation at 2.0 MPa-4.0 MPa, the vapor phase stream from the column top of the high-pressure fractionating column is heat-exchanged with the liquid phase alkylation product to be separated, a liquid phase stream from the column bottom of the high-pressure fractionating column is introduced into a low-pressure fractionating column and subjected to fractionation under at 0.2 MPa-1.0 MPa, a low-carbon alkane is obtained from the column top of the low-pressure fractionating column n, and a liquid phase stream obtained from the column bottom of the low-pressure fractionating column is an alkylation oil product.
Qing YUAN, Junyi MAO, Zhenxing ZHU, Tao HUANG, Zhihai ZHAO, Yongxiang LI, Lifeng HU, Xiaojin TANG
Filed: 6 Sep 19
Utility
Process for Separating Alkylation Product, Alkylation Reaction and Separation Process, and Related Apparatus
21 Oct 21
A process for separating an alkylation product includes introducing a liquid phase alkylation product from an alkylation reaction unit into a first heat-exchanger directly or after being pressurized with a pressure pump and heat-exchanged with a vapor phase stream from the column top of a high-pressure fractionating column, then into a second heat-exchanger and subsequently into the high-pressure fractionating column.
Qing YUAN, Junyi MAO, Zhenxing ZHU, Tao HUANG, Zhihai ZHAO, Yongxiang LI, Lifeng HU, Xiaojin TANG
Filed: 6 Sep 19
Utility
Process and system for catalytic cracking of hydrocarbon oils
14 Oct 21
A process for catalytic cracking of hydrocarbon oils includes the step of contacting a hydrocarbon oil feedstock with a catalytic cracking catalyst in a reactor comprising a dilute-phase transport fluidized bed and a fast fluidized bed connected in series for reaction.
Jianhong GONG, Zhigang ZHANG, Xiaoli WEI
Filed: 15 Jul 19
Utility
Tool for jet packing and fracturing and tubular column comprising same
12 Oct 21
A tool for perforating, packing and fracturing and a tubing string comprising the tool are disclosed.
Zhenwei Gan, Bin Qi, Shunqu Hu, Zhimin Hou, Yongmao Lin, Yijun Zhou, Lei Wang, Tao Liu, Wenjiang Teng, Jingyu Cui
Filed: 13 Jan 17
Utility
Computer-implemented method and system for small cave recognition using seismic reflection data
12 Oct 21
A computer-implemented method and system implementing the method, are disclosed for computing small cave recognition models, using seismic reflection data.
Min Zhou, Franklin Ruiz
Filed: 17 Feb 20
Utility
Nanocage-confined catalyst, preparation process and use thereof
30 Sep 21
A nanocage-confined catalyst has the formula: NC-m[M(Salen1)X]-n[M′(Salen2)].
Guiju TAO, Weimin YANG, Wenjun HE, Fengping YU, Shaoqing JIN
Filed: 30 Jul 19
Utility
Modified Y-type molecular sieve, catalytic cracking catalyst comprising the same, their preparation and application thereof
28 Sep 21
A modified Y-type molecular sieve has a rare earth content of about 4-11% by weight on the basis of rare earth oxide, a sodium content of no more than about 0.7% by weight on the basis of sodium oxide, a zinc content of about 0.5-5% by weight on the basis of zinc oxide, a phosphorus content of about 0.05-10% by weight on the basis of phosphorus pentoxide, a framework silica-alumina ratio of about 7-14 calculated on the basis of SiO2/Al2O3 molar ratio, a percentage of non-framework aluminum content to the total aluminum content of no more than about 20%, and a percentage of the pore volume of secondary pores having a pore size of 2-100 nm to the total pore volume of about 15-30%.
Hao Sha, Lingping Zhou, Shuai Yuan, Weilin Zhang, Zhenyu Chen, Mingde Xu, Huiping Tian
Filed: 20 Aug 19
Utility
Foam Producing Method, Fire Extinguishing Method, and Appliance for Foam Extinguishing
16 Sep 21
A foam production method includes mixing liquid nitrogen with a foaming material to produce foam.
Shanjun MU, Chunming JIANG, Weihua ZHANG, Quanzhen LIU, Xuqing LANG, Xiaodong MU, Lin WANG, Jingfeng WU, Longmei TAN, Zuzheng SHANG, Rifeng ZHOU, Jianxiang LI, Hui YU
Filed: 26 Feb 18
Utility
Method for preparing hexadecahydropyrene
7 Sep 21
A method for preparing hexadecahydropyrene includes the step of carrying out the hydrogenation reaction to hydrocarbon oil containing pyrene compounds in the presence of a hydrogenation catalyst.
Guoquan Sun, Xiangchen Fang, Hongfei Fan, Chunlei Yao, Hui Quan
Filed: 30 Nov 17
Utility
Independent high-speed sampling for an oil drilling system
7 Sep 21
A data sampling and collection system in an oil drilling system includes a data acquirer installed in the measurement sub to transmit a sampling collector identification signal to one of a plurality of sampling collectors coupled to the data acquirer.
Jun Han, Sheng Zhan, Fengtao Hu, Jinhai Zhao
Filed: 29 Mar 19
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