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公开(公告)号：US20060254774A1
公开(公告)日：2006-11-16
申请号：US11244345
申请日：2005-10-05
申请人： Rajesh Saini , Bradley Todd , Michael Mang
发明人： Rajesh Saini , Bradley Todd , Michael Mang
CPC分类号： B01F17/0028 , B01F17/005 , C09K8/604 , C09K8/68 , C09K8/72 , C09K8/74
摘要： The present invention provides a method of generating an acid downhole that comprise providing a degradable surfactant; introducing the degradable surfactant into a well bore that penetrates a subterranean formation; and allowing at least a portion of the degradable surfactant to degrade, thereby releasing an acid. Also provided are methods of degrading an acid-soluble component present within a subterranean formation, and methods of reducing the viscosity of a viscosified treatment fluid.
摘要翻译： 本发明提供一种产生酸性井下的方法，其包括提供可降解的表面活性剂; 将可降解表面活性剂引入穿透地层的井眼中; 并使至少一部分可降解表面活性剂降解，从而释放酸。 还提供了降解存在于地层内的酸溶性组分的方法以及降低稠化处理流体的粘度的方法。
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公开(公告)号：US20060169450A1
公开(公告)日：2006-08-03
申请号：US11049464
申请日：2005-02-02
申请人： Michael Mang , Trinidad Munoz , Rajesh Saini
发明人： Michael Mang , Trinidad Munoz , Rajesh Saini
IPC分类号： E21B43/04 , E21B33/13 , E21B43/267
CPC分类号： C09K8/80 , C04B28/02 , C09K8/035 , C09K8/467 , C09K8/62 , C09K2208/18 , C09K2208/26 , C04B24/283 , C04B24/285
摘要： Herein provided are methods for producing degradable particulates at a drill site, and methods related to the use of such degradable particulates in subterranean applications. In one embodiment, the present invention provides a method comprising: providing a degradable polymer solvent mixture that comprises a degradable polymer and a first solvent; and mixing the degradable polymer solvent mixture with a second solvent at a drill site with shear to form a solid liquid dispersion comprising a solid phase and a liquid phase, the solid phase comprising degradable particulates and the liquid phase comprising the first solvent and the second solvent.
摘要翻译： 本文提供了在钻井位置生产可降解颗粒的方法以及与在地下应用中使用这种可降解颗粒有关的方法。 在一个实施方案中，本发明提供了一种方法，包括：提供包含可降解聚合物和第一溶剂的可降解聚合物溶剂混合物; 以及在钻井位置用可剪切的聚合物溶剂混合物与第二溶剂混合以形成包含固相和液相的固体液体分散体，所述固相包含可降解颗粒，所述液相包含第一溶剂和第二溶剂 。
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3.发明申请公开(公告)号：US20050034861A1
公开(公告)日：2005-02-17
申请号：US10736339
申请日：2003-12-15
申请人： Rajesh Saini , Bradley Todd
发明人： Rajesh Saini , Bradley Todd
摘要： The present invention relates to methods and compositions for treating subterranean formations, and more specifically, to improved methods and compositions for degrading filter cake deposited on a subterranean formation. One embodiment of the present invention provides a method of creating particulates coated with acid-releasing degradable material on-the-fly comprising the step of: combining an acid-releasing degradable material with a solvent or a plasticizer to create a coating solution; and, coating the coating solution onto a particulate on-the-fly to create coated particulates. Another embodiment of the present invention provides a gravel pack comprising gravel particles coated on-the-fly with an acid-releasing degradable material.
摘要翻译： 本发明涉及用于处理地下地层的方法和组合物，更具体地说，涉及降解沉积在地层上的滤饼的改进方法和组合物。 本发明的一个实施方案提供了一种在真空下产生涂有释放酸的可降解材料的颗粒的方法，包括以下步骤：将释放酸的可降解材料与溶剂或增塑剂组合以产生涂布溶液; 并将该涂层溶液涂覆在颗粒上以形成涂覆的微粒。 本发明的另一个实施方案提供了一种砾石充填包，其中包含用脱酸剂降解材料在飞行中涂覆的砾石颗粒。
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4.发明申请Consolidating Emulsions Comprising Convertible Surfactant Compositions and Methods Related Thereto 有权合并包含可转换表面活性剂组合物和相关方法的乳液公开(公告)号：US20110257051A1
公开(公告)日：2011-10-20
申请号：US12760077
申请日：2010-04-14
摘要： Methods are provided that include a method comprising: providing an emulsified treatment fluid comprising an oleaginous phase, an aqueous phase, a consolidating agent, and an emulsifying agent that comprises at least one convertible surfactant described by a one of the disclosed formulae, and placing the subterranean treatment fluid in a subterranean formation.
摘要翻译： 提供的方法包括：提供包含含油相，水相，固化剂和乳化剂的乳化处理流体，所述乳化处理流体包含至少一种所公开的配方之一所述的可转换的表面活性剂， 地下地层中的地下处理液。
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公开(公告)号：US20060258544A1
公开(公告)日：2006-11-16
申请号：US11128060
申请日：2005-05-12
申请人： Rajesh Saini
发明人： Rajesh Saini
CPC分类号： C09K8/035 , C09K8/604 , C09K8/68 , C09K8/74 , Y10S507/922
摘要： The present invention relates to compositions for treating subterranean formations. A treatment fluid that comprises an aqueous liquid, and a degradable surfactant derived from a degradable polymer is provided. Also provided are emulsified treatment fluids and foamed treatment fluids that comprise degradable surfactants derived from degradable polymers.
摘要翻译： 本发明涉及用于处理地下地层的组合物。 提供了包含水性液体的处理流体和来自可降解聚合物的可降解表面活性剂。 还提供了包含可降解聚合物衍生的可降解表面活性剂的乳化处理流体和泡沫处理流体。
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公开(公告)号：US20060185847A1
公开(公告)日：2006-08-24
申请号：US11062943
申请日：2005-02-22
申请人： Rajesh Saini , Bradley Todd
发明人： Rajesh Saini , Bradley Todd
IPC分类号： E21B37/06 , E21B41/02 , E21B43/267
CPC分类号： C09K8/805 , C09K8/68 , C09K8/685 , C09K2208/26
摘要： Methods of treating a subterranean formation comprising placing a solid treatment chemical and a tacky polymer onto a solid substrate to create a coated solid substrate; placing the coated solid substrate into a portion of a subterranean formation; and, allowing the tacky polymer to degrade and allowing the solid treatment chemical to be released into the portion of the subterranean formation. Methods of creating a particulate pack comprising a treatment chemical in a subterranean formation comprising placing a solid treatment chemical and a tacky polymer onto a particulate to create a coated particulate; creating a slurry comprises the coated particulates slurried into a treatment fluid; placing the slurry into a portion of a subterranean formation so a to create a particulate pack; and, allowing the tacky polymer to degrade and allowing the solid treatment chemical to be released into the portion of the subterranean formation.
摘要翻译： 处理地下地层的方法，包括将固体处理化学品和粘性聚合物置于固体基质上以产生涂覆的固体基质; 将涂覆的固体基质置于地层的一部分中; 并且允许粘性聚合物降解并使得固体处理化学品被释放到地层的部分中。 在地层中产生包含处理化学物质的颗粒物料的方法，包括将固体处理化学品和粘性聚合物置于颗粒上以产生涂覆的颗粒; 产生浆料包括浆化成处理流体的被覆微粒; 将浆料放置在地层的一部分中以便产生颗粒状包装; 并且允许粘性聚合物降解并使得固体处理化学品被释放到地层的部分中。
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公开(公告)号：US20060046938A1
公开(公告)日：2006-03-02
申请号：US10932749
申请日：2004-09-02
申请人： Philip Harris , Rajesh Saini , Bradley Todd
发明人： Philip Harris , Rajesh Saini , Bradley Todd
摘要： One embodiment of the present invention provides a method of treating a subterranean formation comprising introducing to a portion of a subterranean formation a slurry comprising a solid, particulate chelating agent substantially coated with a degradable material and a viscosified treatment fluid comprising a crosslinked gelling agent, allowing the degradable material to degrade and release the chelating agent into the viscosified treatment fluid; and, allowing the released chelating agent to delink at least a portion of the crosslinked gelling agent. Another embodiment provides a delinker for use in a viscosified treatment fluid comprising a crosslinked gelling agent, comprising a particulate chelating agent substantially coated with a degradable material wherein the degradable material is capable of degrading to release the chelating agent and wherein the released chelating agent is then capable of delinking at least a portion of the crosslinked gelling agent.
摘要翻译： 本发明的一个实施方案提供了一种处理地下地层的方法，包括向地下地层的一部分引入包含基本上涂覆有可降解材料的固体颗粒螯合剂和包含交联胶凝剂的稠化处理流体的浆料，允许 所述可降解材料将所述螯合剂降解并释放到所述粘稠处理液中; 并且释放的螯合剂使交联的胶凝剂的至少一部分脱水。 另一个实施方案提供了用于包含交联胶凝剂的增粘处理流体的脱水器，其包含基本上涂覆有可降解材料的颗粒螯合剂，其中可降解材料能够降解以释放螯合剂，并且其中释放的螯合剂 能够使至少一部分交联的胶凝剂脱胶。
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8.发明授权Consolidating emulsions comprising convertible surfactant compositions and methods related thereto 有权包含可转换表面活性剂组合物的固化乳液及其相关方法公开(公告)号：US08268758B2
公开(公告)日：2012-09-18
申请号：US12760077
申请日：2010-04-14
IPC分类号： C09K8/56
摘要： Methods are provided that include a method comprising: providing an emulsified treatment fluid comprising an oleaginous phase, an aqueous phase, a consolidating agent, and an emulsifying agent that comprises at least one convertible surfactant described by a one of the disclosed formulae, and placing the subterranean treatment fluid in a subterranean formation.
摘要翻译： 提供的方法包括：提供包含含油相，水相，固化剂和乳化剂的乳化处理流体，所述乳化处理流体包含至少一种所公开的配方之一所述的可转换的表面活性剂， 地下地层中的地下处理液。
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9.发明申请Degradable surfactants and methods for use cross-reference to related applications 失效可降解表面活性剂和使用方法相互参照相关应用公开(公告)号：US20060258543A1
公开(公告)日：2006-11-16
申请号：US11127583
申请日：2005-05-12
申请人： Rajesh Saini
发明人： Rajesh Saini
CPC分类号： C09K8/12 , C09K8/28 , C09K8/36 , C09K8/38 , C09K8/52 , C09K8/604 , C09K8/68 , C09K8/703 , C09K8/94 , C10L1/328 , Y10S507/922
摘要： The present invention relates to methods for treating subterranean formations. A method, that comprises providing a treatment fluid that comprises an aqueous fluid, and a degradable surfactant derived from a degradable polymer; and introducing the treatment fluid into a well bore that penetrates the subterranean formation, is provided.
摘要翻译： 本发明涉及处理地下地层的方法。 一种方法，其包括提供包含水性流体的处理流体和衍生自可降解聚合物的可降解表面活性剂; 并且将处理流体引入穿透地层的井眼中。
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公开(公告)号：US20080039347A1
公开(公告)日：2008-02-14
申请号：US11891511
申请日：2007-08-10
申请人： Thomas Welton , Richard Pauls , Phillip Harris , Stanley Heath , Michael Sanders , Jeffery Mundy , Sean Beach , David McMechan , Christina Parkinson , Harold Walters , Jason Bryant , Trinidad Munoz , Rajesh Saini , Bobby Burns
发明人： Thomas Welton , Richard Pauls , Phillip Harris , Stanley Heath , Michael Sanders , Jeffery Mundy , Sean Beach , David McMechan , Christina Parkinson , Harold Walters , Jason Bryant , Trinidad Munoz , Rajesh Saini , Bobby Burns
IPC分类号： C09K8/68
摘要： Methods are provided that include a method comprising providing a viscosified treatment fluid comprising a base fluid and a gelling agent that comprises a clarified xanthan; and placing the viscosified treatment fluid into at least a portion of a subterranean formation. In some embodiments, the method comprises placing the viscosified treatment fluid into at least a portion of a subterranean formation at a pressure sufficient to create or enhance at least one fracture in the subterranean formation. In some embodiments, the viscosified treatment fluid may also comprise a plurality of particulates. In some embodiments, the viscosified treatment fluids may be placed into at least a portion of a pipeline. Additional methods are also provided.
摘要翻译： 提供了包括提供包含基础流体和包含澄清的黄原胶的胶凝剂的增稠处理流体的方法的方法， 以及将所述稠化处理流体放置在地下地层的至少一部分中。 在一些实施方案中，该方法包括将粘稠化处理流体置于足以产生或增强地下地层中的至少一个裂缝的压力下至少部分地下地层。 在一些实施方案中，稠化处理流体还可以包含多个颗粒。 在一些实施方案中，可以将稠化的处理流体放置在管道的至少一部分中。 还提供了附加的方法。
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