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公开(公告)号：US08657003B2
公开(公告)日：2014-02-25
申请号：US12957522
申请日：2010-12-01
申请人： Thomas D. Welton , Bradley L. Todd
发明人： Thomas D. Welton , Bradley L. Todd
IPC分类号： E21B33/13
CPC分类号： C09K8/80 , C09K8/032 , C09K8/426 , C09K8/5045 , C09K8/72
摘要： Methods of controlling fluid loss, providing fluid diversion, or plugging a portion of a well bore using a treatment fluid including relatively insoluble borate material particulates that are placed into a subterranean formation to provide the desired action and then degrade over time in the subterranean formation in the presence of an aqueous fluid such as water.
摘要翻译： 使用包括相对不溶的硼酸盐物质颗粒的处理流体来控制流体损失，提供流体分流或堵塞井眼的一部分的方法，所述处理流体放置在地下地层中以提供期望的作用，然后随着时间的推移在地下地层中降解 含水流体如水的存在。
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公开(公告)号：US08167042B2
公开(公告)日：2012-05-01
申请号：US12620842
申请日：2009-11-18
申请人： Bradley L. Todd
发明人： Bradley L. Todd
IPC分类号： E21B43/04 , E21B43/25 , E21B43/267
CPC分类号： C09K8/805 , C09K8/56 , C09K8/68 , E21B43/04 , Y10S507/924 , Y10S507/925
摘要： Methods of forming gravel packs while reducing fluid loss to the surrounding subterranean formation. The methods involve suspending gravel that has been coated with a tackifying agent and degradable fines into a low viscosity carrier fluid and then placing that suspension into a subterranean formation so as to form a gravel pack wherein, as the gravel pack is placed, the degradable fines to de-adhere from the gravel and to fill at least a portion of the pore spaces within the gravel pack so as to reducing fluid loss through the gravel pack.
摘要翻译： 在减少对周围地层的流体损失的同时形成砾石充填物的方法。 所述方法包括将已经涂覆有增粘剂和可降解细粉的砾石悬浮在低粘度载体流体中，然后将该悬浮液置于地层中，以形成砾石填充物，其中作为砾石填充物放置可降解细粉 从砂砾中去除并填充砾石包装内的至少一部分孔隙空间，以减少通过砾石包装的流体损失。
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33.发明授权Subterranean treatment fluids comprising a degradable bridging agent and methods of treating subterranean formations 有权包含可降解桥接剂的地下处理流体和处理地下地层的方法公开(公告)号：US07829507B2
公开(公告)日：2010-11-09
申请号：US10664126
申请日：2003-09-17
CPC分类号： C09K8/5045 , C09K8/03 , C09K8/06 , C09K8/508 , C09K8/52 , C09K2208/18 , Y10T428/2982
摘要： The present invention relates to bridging agents for use in subterranean formations, to well drill-in and servicing fluids comprising such bridging agents, and to methods of using such bridging agents and well drill-in and servicing fluids in subterranean drilling operations. An example of a well drill-in and servicing fluid of the present invention comprises a viscosified fluid, a fluid loss control additive, and a bridging agent comprising a degradable material.
摘要翻译： 本发明涉及用于地下地层，用于钻井和维修包含这种桥接剂的流体的桥连剂，以及在地下钻井操作中使用这种桥接剂和井钻井和维修流体的方法。 本发明的钻井和维修流体的实例包括增稠流体，流体损失控制添加剂和包含可降解材料的桥连剂。
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34.发明授权Methods of directional drilling and forming kickoff plugs using self-degrading cement in subterranean well bores 有权定向钻井和形成使用地下井孔中自降解水泥的起球塞的方法公开(公告)号：US07640985B2
公开(公告)日：2010-01-05
申请号：US11188238
申请日：2005-07-22
申请人： Mark R. Savery , Ashok K. Santra , Bradley L. Todd
发明人： Mark R. Savery , Ashok K. Santra , Bradley L. Todd
IPC分类号： E21B33/13
CPC分类号： C09K8/68 , C04B28/30 , C04B28/34 , C04B2111/00284 , C09K8/665 , C09K8/74 , C04B14/304 , C04B14/366 , C04B24/06 , C04B38/04 , C04B40/0092
摘要： Methods of drilling a well bore in a subterranean formation comprising placing a self-degrading kickoff plug or the like in the well bore are provided. An example of a method is a method comprising: providing a self-degrading cement composition that comprises a degradable material, an acid source, a base source, and a water source; placing the self-degrading cement composition in a desired location in a well bore that penetrates a subterranean formation; and allowing the self-degrading cement composition to set to form a hardened kickoff plug.
摘要翻译： 提供了在地下地层中钻井井的方法，包括将自降解启动塞等置于井眼中。 方法的实例是一种方法，其包括：提供包含可降解材料，酸源，碱源和水源的自降解水泥组合物; 将自降解水泥组合物放置在穿透地下地层的井眼中的期望位置; 并允许自发降解的水泥组合物形成硬化的启动塞。
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35.发明申请Methods and compositions related to the degradation of degradable polymers involving dehydrated salts and other associated methods 审中-公开与涉及脱水盐和其他相关方法的可降解聚合物的降解有关的方法和组合物公开(公告)号：US20090062157A1
公开(公告)日：2009-03-05
申请号：US11897296
申请日：2007-08-30
IPC分类号： C09K8/035
CPC分类号： C09K8/035 , C04B26/02 , C04B2103/0045 , C09K8/467 , C09K8/487 , C09K8/508 , C09K8/516 , C09K8/536 , C09K8/68 , C09K8/72 , C09K2208/18 , C09K2208/26 , C04B22/0013
摘要： Methods are included herein that include a method comprising: providing a degradable particulate comprising a degradable polymer matrix and an dehydrated salt; and placing the degradable particulate in a subterranean formation. Other methods and compositions are provided as well.
摘要翻译： 本文包括包括以下方法的方法：提供包含可降解聚合物基质和脱水盐的可降解颗粒; 并将可降解颗粒置于地层中。 还提供了其它方法和组合物。
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36.发明授权公开(公告)号：US07461697B2
公开(公告)日：2008-12-09
申请号：US11284392
申请日：2005-11-21
IPC分类号： E21B43/267 , E21B43/22
CPC分类号： C09K8/805 , C01P2002/02 , C01P2004/84 , C09C3/12 , Y10S507/904 , Y10S507/924
摘要： Methods comprising: providing a treatment fluid that comprises a base fluid and a least a plurality of coated particulates, the coated particulates having been treated with a surface modification agent and coated with a hydrolysable coating; placing the treatment fluid into a subterranean formation via a well bore. Also provided are methods comprising: treating a particulate with a surface modification agent; coating the particulate with a hydrolysable coating that has an initial degradation rate to produce a coated particulate; placing the particulate in a subterranean formation; and allowing the hydrolysable coating to degrade at a second degradation rate that is slower than its initial degradation rate.
摘要翻译： 方法包括：提供包含基础流体和至少多个涂覆颗粒的处理流体，所述涂覆的颗粒已用表面改性剂处理并涂覆有可水解涂层; 通过井眼将处理流体置于地层中。 还提供的方法包括：用表面改性剂处理颗粒; 用具有初始降解速率的可水解涂层涂覆颗粒以产生涂覆的颗粒; 将颗粒置于地层中; 并且使可水解涂层以比其初始降解速率慢的第二降解速率降解。
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公开(公告)号：US07353879B2
公开(公告)日：2008-04-08
申请号：US10803689
申请日：2004-03-18
申请人： Bradley L. Todd , Phillip M. Starr , Loren C. Swor , Kenneth L. Schwendemann , Trinidad Munoz, Jr.
发明人： Bradley L. Todd , Phillip M. Starr , Loren C. Swor , Kenneth L. Schwendemann , Trinidad Munoz, Jr.
IPC分类号： E21B29/00
摘要： A disposable downhole tool or a component thereof comprises an effective amount of biodegradable material such that the tool or the component thereof desirably decomposes when exposed to a wellbore environment. In an embodiment, the biodegradable material comprises a degradable polymer. The biodegradable material may further comprise a hydrated organic or inorganic solid compound. The biodegradable material may also be selected to achieve a desired decomposition rate when the tool is exposed to the wellbore environment. In an embodiment, the disposable downhole tool further comprises an enclosure for storing a chemical solution that catalyzes decomposition. The tool may also comprise an activation mechanism for releasing the chemical solution from the enclosure. In various embodiments, the disposable downhole tool is a frac plug, a bridge plug, or a packer.
摘要翻译： 一次性井下工具或其组件包括有效量的可生物降解的材料，使得当暴露于井眼环境时，该工具或其组分期望分解。 在一个实施方案中，生物可降解材料包含可降解聚合物。 可生物降解材料还可以包含水合有机或无机固体化合物。 当工具暴露于井眼环境时，还可以选择可生物降解的材料以达到期望的分解速率。 在一个实施例中，一次性井下工具还包括用于存储催化分解的化学溶液的外壳。 工具还可以包括用于将化学溶液从外壳释放的激活机构。 在各种实施例中，一次性井下工具是压裂塞，桥塞或封隔器。
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38.发明申请Methods and compositions for thermally treating a conduit used for hydrocarbon production or transmission to help remove paraffin wax buildup 审中-公开用于热处理用于烃生产或传输的导管以帮助去除石蜡堆积的方法和组合物公开(公告)号：US20080069961A1
公开(公告)日：2008-03-20
申请号：US11521105
申请日：2006-09-14
IPC分类号： B05D3/02
CPC分类号： E21B36/008 , B01J31/04 , B01J31/06 , B08B9/027 , C09K8/524 , C09K8/536 , E21B37/06 , E21B43/01 , F16L53/30 , F17D1/17 , F17D1/18 , F17D3/16
摘要： Methods and compositions are provided for making a solid material for controlling the release of at least one reactant of an exothermic reaction into a carrier fluid. The method comprises the steps of: (a) mixing a reactant with a polymeric material, wherein the polymeric material is capable of being hydrated, and water, wherein the proportion of water is insufficient to substantially hydrate the polymeric material but is sufficient to make the polymeric material sticky to help bind the reactant into a matrix; and (b) drying the mixture. According to a similar aspect, methods and compositions are provided for making a solid material for use in controlling the release of a catalyst of an exothermic reaction into a carrier fluid for increasing the temperature of a section of conduit used for the production or transmission of hydrocarbon. According to other aspects, the reactant or catalyst is mixed with a binder.
摘要翻译： 提供了用于制备用于控制至少一种放热反应的反应物释放到载体流体中的固体材料的方法和组合物。 该方法包括以下步骤：（a）将反应物与聚合物材料混合，其中聚合材料能够水合，并且水，其中水的比例不足以基本上水合聚合材料，但足以使 聚合物材料粘合以帮助将反应物结合成基质; 和（b）干燥混合物。 根据类似的方面，提供了用于制备固体材料以用于控制放热反应的催化剂释放到载体流体中以提高用于生产或传输烃的导管段的温度的方法和组合物 。 根据其它方面，反应物或催化剂与粘合剂混合。
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39.发明申请Methods and compositions for thermally treating a conduit used for hydrocarbon production or transmission to help remove paraffin wax buildup 审中-公开用于热处理用于烃生产或传输的导管以帮助去除石蜡堆积的方法和组合物公开(公告)号：US20080067108A1
公开(公告)日：2008-03-20
申请号：US11521529
申请日：2006-09-14
IPC分类号： C10G73/38
CPC分类号： E21B36/008 , B01J31/04 , B01J31/06 , B08B9/027 , C09K8/524 , C09K8/536 , E21B37/06 , E21B43/01 , F16L53/30 , F17D1/17 , F17D1/18 , F17D3/16
摘要： Methods are provided for increasing the temperature of a section of conduit used for the production or transmission of hydrocarbon. According to one aspect, a method is provided for increasing the temperature of a section of conduit used for the production or transmission of hydrocarbon, the method comprising the steps of: forming a treatment fluid comprising: (i) a carrier fluid; (ii) a first reactant and a second reactant, wherein the first reactant and second reactant are selected for being capable of reacting together in an exothermic chemical reaction; the first and second reactant are in at least sufficient concentrations in the carrier fluid to generate a theoretical heat of reaction of at least 1,000 kJ/liter of the treatment fluid; and (iii) a catalyst for the reaction between the first reactant and the second reactant, wherein at least some of the catalyst is suspended in the carrier fluid in a solid form that is adapted to help control the release of the catalyst into the carrier fluid. The method further comprises the step of: introducing the treatment fluid into a section of conduit used for the production or transmission of hydrocarbon.
摘要翻译： 提供了用于增加用于生产或传输烃的导管段的温度的方法。 根据一个方面，提供了一种用于提高用于生产或传输烃的导管部分的温度的方法，所述方法包括以下步骤：形成处理流体，其包括：（i）载体流体; （ii）第一反应物和第二反应物，其中所述第一反应物和第二反应物选择为能够在放热化学反应中一起反应; 第一和第二反应物在载体流体中至少具有足够的浓度以产生至少1,000kJ /升处理流体的理论反应热; 和（iii）用于第一反应物和第二反应物之间的反应的催化剂，其中至少一些催化剂以固体形式悬浮在载体流体中，其适于帮助控制催化剂释放到载体流体中 。 该方法还包括以下步骤：将处理流体引入用于生产或传输烃的导管部分。
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40.发明申请Methods and compositions for thermally treating a conduit used for hydrocarbon production or transmission to help remove paraffin wax buildup 有权用于热处理用于烃生产或传输的导管以帮助去除石蜡堆积的方法和组合物公开(公告)号：US20080066784A1
公开(公告)日：2008-03-20
申请号：US11521530
申请日：2006-09-14
IPC分类号： B08B9/00
CPC分类号： E21B36/008 , B01J31/04 , B01J31/06 , B08B9/027 , C09K8/524 , C09K8/536 , E21B37/06 , E21B43/01 , F16L53/30 , F17D1/17 , F17D1/18 , F17D3/16
摘要： Methods are provided for increasing the temperature of a section of conduit used for the production or transmission of hydrocarbon. According to one aspect, the method includes the steps of: (a) forming a treatment fluid comprising: (i) a carrier fluid; and (ii) a first reactant and a second reactant; and (b) introducing the treatment fluid into a section of conduit used for the production or transmission of hydrocarbon. The first reactant and second reactant are selected for being capable of reacting together in an exothermic chemical reaction; and the first and second reactant are in at least sufficient concentrations in the carrier fluid to generate a theoretical heat of reaction of at least 1,000 kJ/liter of the treatment fluid. At least some of at least one of the first reactant and the second reactant is suspended in the carrier fluid in a solid form that is adapted to help control the release of the reactant into the carrier fluid.
摘要翻译： 提供了用于增加用于生产或传输烃的导管段的温度的方法。 根据一个方面，该方法包括以下步骤：（a）形成处理流体，包括：（i）载体流体; 和（ii）第一反应物和第二反应物; 和（b）将处理流体引入用于生产或传输碳氢化合物的导管部分。 选择第一反应物和第二反应物以在放热化学反应中一起反应; 并且第一和第二反应物在载体流体中至少具有足够的浓度以产生至少1,000kJ /升处理流体的理论反应热。 第一反应物和第二反应物中的至少一种中的至少一种以固体形式悬浮在载体流体中，其适于帮助控制反应物释放到载体流体中。
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