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1. 发明公开

US20230203894A1 LINER/CASING BUOYANCY ARRANGEMENT, METHOD AND SYSTEM 审中-公开
公开(公告)号：US20230203894A1
公开(公告)日：2023-06-29
申请号：US17563541
申请日：2021-12-28
申请人： YingQing Xu , Zhiyue Xu , Zhihui Zhang
发明人： YingQing Xu , Zhiyue Xu , Zhihui Zhang
IPC分类号： E21B17/10 , E21B33/124
CPC分类号： E21B17/1078 , E21B33/124 , E21B2200/08
摘要： A casing/liner string buoyancy arrangement including a casing/liner string, and a material defining a volume disposed within the string, the material excluding downhole fluids from the volume, the volume being of a lower specific gravity than the same downhole fluids. A method for managing buoyancy of a casing/liner string including configuring a casing/liner string, running the string, and selectively maintaining or degrading the material to adjust buoyancy of the string. A borehole system including a borehole in a subsurface formation, and an arrangement disposed in the borehole.

2. 发明申请

US20210140268A1 DEGRADABLE ANCHORING DEVICE WITH GAVANIC CORROSION RESISTANT COMPONENT INTERFACE 有权
公开(公告)号：US20210140268A1
公开(公告)日：2021-05-13
申请号：US16680789
申请日：2019-11-12
申请人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
发明人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
IPC分类号： E21B33/134 , E21B33/129
摘要： An anchoring device comprises a degradable substrate; and a ceramic biting member secured to an outer surface of the degradable substrate and configured for engagement with another member, the ceramic biting member comprising a ceramic material which has a density of greater than about 90% of theoretical density and contains one or more of the following: Al2O3; MgO; CaO; SiO2; TiO2; Y2O3; ZrO2; SiC; BN, or Si3N4.

3. 发明申请

US20200318741A1 PLUG SYSTEM 审中-公开
公开(公告)号：US20200318741A1
公开(公告)日：2020-10-08
申请号：US16378078
申请日：2019-04-08
申请人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
发明人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
IPC分类号： F16K1/18 , E21B23/10 , E21B41/00
摘要： A plug system including a housing, a member movably disposed in the housing, a seat disposed at the member, the seat receptive to an object, and a flapper connected to the member and closable onto the member when the member is shifted by the object.

4. 发明申请

US20150129215A1 METHOD OF TREATING A FORMATION AND METHOD OF TEMPORARILY ISOLATING A FIRST SECTION OF A WELLBORE FROM A SECOND SECTION OF THE WELLBORE 有权
标题翻译：处理井的第二部分的井的第一部分的形成方法和方法
公开(公告)号：US20150129215A1
公开(公告)日：2015-05-14
申请号：US14605365
申请日：2015-01-26
申请人： YingQing Xu , Zhiyue Xu , Zhihui Zhang
发明人： YingQing Xu , Zhiyue Xu , Zhihui Zhang
IPC分类号： E21B23/06 , E21B37/00 , E21B33/16 , E21B43/24 , E21B33/128 , E21B43/26
CPC分类号： E21B23/06 , B22F1/025 , B22F3/04 , B22F3/15 , B22F3/17 , B22F2009/043 , B22F2998/10 , B22F2999/00 , C22C1/0408 , C22C1/0416 , C22C32/0005 , C22C32/0089 , E21B23/01 , E21B33/12 , E21B33/1208 , B22F9/04 , B22F2202/03 , B22F3/02 , B22F3/10
摘要： A method of treating a formation includes, setting a treating plug within a structure, withdrawing a mandrel from the treating plug after having set the treating plug, maintaining the setting of the treating plug within the structure without a member extending longitudinally through the treating plug, pumping fluid against a plug seated at the treating plug, treating a formation upstream of the treating plug, and disintegrating at least a portion of the treating plug.
摘要翻译：处理地层的方法包括：将处理塞置于结构内，在设置处理塞之后从处理塞中取出心轴，将处理插头的设置保持在结构内，而没有纵向延伸穿过处理插头的构件，泵送流体抵靠位于处理塞上的塞子，处理处理塞上游的地层，以及分解处理塞的至少一部分。

5. 发明申请

US20180119520A1 ACTUATION TOOL HAVING A NON-BALLISTIC FORCE GENERATING MECHANISM 审中-公开
公开(公告)号：US20180119520A1
公开(公告)日：2018-05-03
申请号：US15337532
申请日：2016-10-28
申请人： YingQing Xu , Zhiyue Xu , Zhihui Zhang , Lei Zhao
发明人： YingQing Xu , Zhiyue Xu , Zhihui Zhang , Lei Zhao
IPC分类号： E21B41/00
CPC分类号： E21B41/00 , E21B4/00
摘要： A non-ballistic force generating mechanism includes a non-ballistic first actuator operable to output a first force profile defining a first pressure for a first stroke length, and a non-ballistic second actuator operable to output a second force profile following the first force profile, the second force profile defining an second pressure that is substantially greater than the first pressure for a second stroke length that is less than the first stroke length.

6. 发明授权

US11306559B2 Degradable anchoring device with gavanic corrosion resistant component interface 有权
公开(公告)号：US11306559B2
公开(公告)日：2022-04-19
申请号：US16680789
申请日：2019-11-12
申请人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
发明人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
IPC分类号： E21B33/134 , E21B33/129
摘要： An anchoring device comprises a degradable substrate; and a ceramic biting member secured to an outer surface of the degradable substrate and configured for engagement with another member, the ceramic biting member comprising a ceramic material which has a density of greater than about 90% of theoretical density and contains one or more of the following: Al2O3; MgO; CaO; SiO2; TiO2; Y2O3; ZrO2; SiC; BN, or Si3N4.

7. 发明授权

US11118687B2 Plug system 有权
公开(公告)号：US11118687B2
公开(公告)日：2021-09-14
申请号：US16378078
申请日：2019-04-08
申请人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
发明人： Zhihui Zhang , YingQing Xu , Zhiyue Xu
IPC分类号： F16K1/18 , E21B41/00 , E21B23/10
摘要： A plug system including a housing, a member movably disposed in the housing, a seat disposed at the member, the seat receptive to an object, and a flapper connected to the member and closable onto the member when the member is shifted by the object.

8. 发明授权

US10364653B2 Actuation tool having a non-ballistic force generating mechanism 有权
公开(公告)号：US10364653B2
公开(公告)日：2019-07-30
申请号：US15337532
申请日：2016-10-28
申请人： YingQing Xu , Zhiyue Xu , Zhihui Zhang , Lei Zhao
发明人： YingQing Xu , Zhiyue Xu , Zhihui Zhang , Lei Zhao
IPC分类号： E21B41/00 , E21B4/00
摘要： A non-ballistic force generating mechanism includes a non-ballistic first actuator operable to output a first force profile defining a first pressure for a first stroke length, and a non-ballistic second actuator operable to output a second force profile following the first force profile, the second force profile defining an second pressure that is substantially greater than the first pressure for a second stroke length that is less than the first stroke length.

9. 发明申请

US20190078410A1 SYSTEM FOR DEGRADING STRUCTURE USING MECHANICAL IMPACT AND METHOD 审中-公开
公开(公告)号：US20190078410A1
公开(公告)日：2019-03-14
申请号：US15699216
申请日：2017-09-08
申请人： YingQing Xu , Zhihui Zhang , James Doane , Zhiyue Xu
发明人： YingQing Xu , Zhihui Zhang , James Doane , Zhiyue Xu
IPC分类号： E21B29/02
摘要： A system for degrading a structure includes the structure formed of a degradable-on-demand material, an ignitor arranged to transfer heat to the structure; and, a mechanical impactor movable with respect to the structure, wherein the ignitor increases in temperature upon impact of the mechanical impactor into the ignitor, and heat from the ignitor initiates degradation of the structure.

10. 发明申请

US20160160592A1 DEGRADABLE ANCHOR DEVICE WITH GRANULAR MATERIAL 有权
标题翻译：具有颗粒材料的可降解锚固装置
公开(公告)号：US20160160592A1
公开(公告)日：2016-06-09
申请号：US14561523
申请日：2014-12-05
申请人： Zhihui Zhang , YingQing Xu , Zhiyue Xu , James King
发明人： Zhihui Zhang , YingQing Xu , Zhiyue Xu , James King
IPC分类号： E21B23/01 , E21B23/06
CPC分类号： E21B23/01 , E21B23/06
摘要： In one aspect, an anchoring device is disclosed, including: a degradable substrate with a first hardness; and a granular gripping material associated with the outer extent of the degradable substrate, wherein the granular gripping material has a second hardness greater than the first hardness. In certain embodiments, the granular gripping material is degradable. In another aspect, a method to anchor a downhole device is disclosed, including: providing a degradable substrate with a first hardness; and applying a granular gripping material to the outer extent of the degradable substrate, wherein the granular gripping material has a second hardness greater than the first hardness.
摘要翻译：一方面，公开了一种锚固装置，包括：具有第一硬度的可降解基底; 以及与所述可降解基材的外部程度相关联的颗粒状夹持材料，其中所述颗粒状夹持材料具有大于所述第一硬度的第二硬度。在某些实施例中，颗粒状夹持材料是可降解的。另一方面，公开了一种锚固井下装置的方法，包括：提供具有第一硬度的可降解基材; 以及将颗粒状夹持材料施加到所述可降解基材的外部范围，其中所述颗粒状夹持材料具有大于所述第一硬度的第二硬度。

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