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1.发明授权公开(公告)号：US11434727B2
公开(公告)日：2022-09-06
申请号：US17537437
申请日：2021-11-29
发明人： Yang Tang , Zeliang Li , Guorong Wang , Qingyou Liu , Jinhai Zhao , Guangjie Yuan , Jinzhong Wang , Yufa He , Qingping Li , Chuanhua Ma , Yuan Huang
摘要： An in situ exploitation-separation-backfilling integration apparatus for natural gas hydrates is disclosed, consisting of a cyclonic suction device for coarse fraction, a jet flow device for sand discharge and a spiral cyclone device for fine fraction. The cyclonic suction device for coarse fraction is provided with a vortex trough and a cyclonic auxiliary flow channel; the jet flow device for sand discharge mainly consists of a sand discharge sliding sleeve, a sand discharge jet cylinder and a spring, wherein the sand discharge sliding sleeve can control the spraying out of hydraulic fluid and it is provided with a sand discharge butting head; inside the spiral cyclone device for fine fraction is a tapered structure and its upper portion is provided with a centering bracket.
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公开(公告)号：US11788664B1
公开(公告)日：2023-10-17
申请号：US18323989
申请日：2023-05-25
发明人： Yang Tang , Wudi Zhang , Shouhong Ji , Jinzhong Wang , Mingbo Wang , Chenglin Wang , Qiang Wang , Guorong Wang , Li Gu , Wei Zhang , Junkai Zhu
IPC分类号： F16L55/18 , F16L55/32 , F16L55/44 , F16L101/60
CPC分类号： F16L55/32 , F16L55/44 , F16L2101/60
摘要： An intelligent maintenance and repair robot for small diameter and small flow oil and gas pipelines, including a frame, a speed control mechanism, a braking mechanism, an anchoring mechanism, and a sealing mechanism; the speed control mechanism is composed of a motor, rotor, etc; the braking mechanism is composed of a braking rubber cylinder and a first extrusion ring; the anchoring mechanism is composed of a rubber conical cylinder, slips, etc; and the sealing mechanism is composed of a sealing rubber cylinder and a second extrusion ring. The second extrusion ring is driven by a hydraulic rod to press the sealing rubber cylinder, causing it to expand and block the pipe wall to achieve sealing. The intelligent maintenance and repair robot inside the pipeline has the characteristics of good speed control response, wide speed range, strong ability to pass bends, stable braking process, and high sealing reliability.
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公开(公告)号：US12060958B2
公开(公告)日：2024-08-13
申请号：US18169145
申请日：2023-02-14
发明人： Yang Tang , Yulin Zhang , Guorong Wang , Yufa He , Jianfei Wei , Jinhai Zhao , Zeliang Li , Jinzhong Wang , Wang Li , Wujun Tong , Jie Wang
IPC分类号： F16L29/00 , E21B33/035 , E21B34/04 , E21B36/04 , E21B47/001 , F16L37/00 , F16L37/30 , F16L37/373 , F16L53/34 , F16L53/38
CPC分类号： F16L29/007 , E21B33/035 , E21B34/04 , E21B36/04 , E21B47/001 , F16L37/004 , F16L37/30 , F16L37/373 , F16L53/34 , F16L53/38
摘要： A pure electric modular subsea test tree is provided, which includes a connect-disconnect device, wherein the first channel is formed in the connect-disconnect device; the connect-disconnect device is provided with a locking assembly and a connection drive mechanism for driving the locking assembly, and the first electrical connection plug is embedded in the connect-disconnect device, and the connection drive mechanism is electrically connected with the first electrical connection plug; a shear-seal assembly, wherein a second channel communicated with the first channel is formed in the shear-seal assembly; the shear-seal assembly includes at least one shear-seal device capable of plugging the second channel; a connection part is formed on the shear-seal assembly; a heating device is arranged at one end of the shear-seal device far from the connection part. The disclosure relates to a pure electric modular subsea test tree, which has fast response speed and high operation safety.
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公开(公告)号：US11542789B2
公开(公告)日：2023-01-03
申请号：US17537447
申请日：2021-11-29
申请人： Southwest Petroleum University , Southern Marine Science and Engineering Guangdong Laboratory (Zhanjiang)
发明人： Yang Tang , Peng Zhao , Guorong Wang , Jinhai Zhao , Qingyou Liu , Jinzhong Wang , Guangjie Yuan , Yufa He , Qingping Li , Xushen Li , Xiaoyu Fang , Zeliang Li , Xin Jing
摘要： A cavity creation tool by crushing with multi-stage controllable water jet, it is used in natural gas hydrate development and mainly consists of an inner tube upper joint, an inner tube lower joint, an intermediate sleeve, an inner structure consisting of a coaxial throttle push rod, an outer layer sleeve, an outer layer structure consisting of a supporting ring, a jet head mounted to the intermediate sleeve and threading the outer layer sleeve, and a jet crushing structure consisting of a single-stage telescopic jet head and a two-stage telescopic jet head.
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公开(公告)号：US11946374B2
公开(公告)日：2024-04-02
申请号：US18347179
申请日：2023-07-05
发明人： Yang Tang , Miantao Guan , Yulin Zhang , Peng Zhao , Guorong Wang , Jinhai Zhao , Qingyou Liu , Jinzhong Wang , Xiang Gao , Yufa He , Hu Deng , Liming Fan , Rutao Ma
CPC分类号： E21B7/061 , E21B23/006 , E21B23/0411
摘要： The disclosure relates to an omni-directional horizontally oriented deflecting tool for a coiled tubing, which includes an inner central pipe, an outer central pipe, a conical outer cylinder, a piston outer cylinder, an anchoring mechanism, a sealing mechanism, a reversing mechanism and a steering mechanism. The anchoring mechanism includes a cone, an O-shaped sealing ring I, a cone spring, a slip, a slip spring, a slip seat, a claw I and a pin shaft I, and the sealing mechanism includes a piston, an O-shaped sealing ring II, a claw II, a pin shaft II, an upper rubber cylinder seat, a rubber cylinder, a connecting cylinder, a lower rubber cylinder seat and a gasket.
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公开(公告)号：US11732551B1
公开(公告)日：2023-08-22
申请号：US18306270
申请日：2023-04-25
发明人： Yang Tang , Na Xie , Minghai Zhou , Jinhai Zhao , Guangjie Yuan , Guohai Yuan , Jinzhong Wang , Chenglin Wang , Xiang Gao , Guorong Wang , Fu Deng , Liming Fan , Rutao Ma
CPC分类号： E21B34/066 , E21B34/14 , E21B2200/05
摘要： A fully electrically controlled intelligent subsurface safety valve is provided, including an upper joint, a lower joint, a magnetic switch, an upper electromagnetic suction module, a central flow pipe, a magnetic piston ring, a lower electromagnetic suction module, a rebound flap valve mechanism, a displacement sensor, a temperature and pressure sensor, a flow sensor, and a power communication composite cable connector. With the magnetic assisted reset of the two electromagnetic suction modules, the safety valve closes more quickly in emergency situations, improving the reliability of the safety valve. By using a magnetic excitation switch, the safety valve can be quickly opened and closed, and the open or close state can be maintained independently, saving energy consumption in the control system. The present disclosure can better meet the needs of onshore and offshore oil and gas production operations and gas storage operations.
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公开(公告)号：US11506033B2
公开(公告)日：2022-11-22
申请号：US17566556
申请日：2021-12-30
发明人： Yang Tang , Haoyu Xiong , Guorong Wang , Jinzhong Wang , Jinhai Zhao , Guangjie Yuan , Zhidong Zhang , Xushen Li , Yufa He , Jie Wu , Xin Jing , Peng Zhao , Zeliang Li
摘要： Disclosed is an oil extraction and gas production method capable of in-situ sand control and removal by downhole hydraulic lift achieved by downhole oil extraction and gas production system and ground oil extraction and gas production system. The downhole systems mainly comprises a double-layer tube, a double-layer tube reducing joint, a double-layer tube packer, a hydrodynamic turbine motor, a sludge screw pump, a soil-sand separator and a negative pressure absorber; the ground system comprises a power fluid pressurizing module and a mix fluid treatment module. The present application lowers the difficulty of pumping and lifting downhole formation fluid; achieves downhole and in-situ sand control and sand discharge, alleviates the blockage and erosion of sand particles on equipments and reduces energy consumption; decreases the production cost and improves the operation efficiency, therefore is suitable for oil extraction and gas production in high sand content wells.
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公开(公告)号：US11466805B2
公开(公告)日：2022-10-11
申请号：US17686341
申请日：2022-03-03
发明人： Yang Tang , Yuan Wang , Haoyu Xiong , Jinzhong Wang , Mingbo Wang , Wen Yang , Guangjie Yuan , Xiang Gao , Jie Wu , Shouhong Ji , Guorong Wang , Hao Hou , Meng Li , Li Gu
IPC分类号： F16L55/10 , F16L55/128 , F16L55/44 , F16L55/18
摘要： The invention discloses an intelligent plugging robot and method thereof for rerouting, maintaining and repairing long-distance pipelines. The intelligent plugging robot includes a through-flow governor, a flow-blocking mechanism and a telescopic mechanism, wherein the through-flow governor and the flow-blocking mechanism are symmetrically distributed on both sides of the device. The invention can realize remote, fast, safe and accurate plugging during maintaining and repairing the long-distance pipeline, wherein the telescopic mechanism cooperates with the flow-blocking mechanism to move autonomously in the pipe to achieve precise positioning, the through-flow governor can not only adjust the plugging robot but also ensure the cleaning of the pipe wall, make it stable contact with the signal transceiver, and realize the stable communication between the robot in the pipe and the remote monitoring machine.
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