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131. 发明授权

US08540025B2 Wellbore servicing compositions and methods of making and using same 失效
标题翻译： Wellbore维修组合物及其制造和使用方法
公开(公告)号：US08540025B2
公开(公告)日：2013-09-24
申请号：US12796515
申请日：2010-06-08
申请人： B. Raghava Reddy , Russell M. Fitzgerald
发明人： B. Raghava Reddy , Russell M. Fitzgerald
IPC分类号： E21B33/13
CPC分类号： C09K8/467 , C04B28/02 , C04B24/383 , C04B2103/22 , C04B24/10 , C04B24/163 , C04B24/18 , C04B24/20 , C04B24/38
摘要： A method of servicing a wellbore in a subterranean formation comprising preparing a wellbore servicing fluid comprising cement, water and a polyuronide polymer, placing the wellbore servicing fluid in the wellbore, and allowing the wellbore servicing fluid to set. A method of servicing a wellbore in a subterranean formation comprising preparing a wellbore servicing fluid comprising a highly methylated pectin, cementitious material and water into the wellbore, placing the wellbore servicing fluid in the wellbore, and allowing the wellbore servicing fluid to set. A wellbore servicing fluid comprising cement, water and a polyuronide polymer.
摘要翻译：一种在地下地层中维护井眼的方法，包括制备包含水泥，水和聚脲醚聚合物的井筒维修流体，将井眼维修流体放置在井筒中，并允许井筒维修流体固化。一种在地下地层中维护井眼的方法，包括制备井眼维修流体，其包括高度甲基化的果胶，水泥质材料和水进入井筒，将井眼维修流体放置在井筒中，并允许井筒维修流体固化。包括水泥，水和聚脲醚聚合物的井筒维修流体。

132. 发明授权

US08408303B2 Compositions for improving thermal conductivity of cement systems 有权
标题翻译：用于改善水泥系统导热性的组合物
公开(公告)号：US08408303B2
公开(公告)日：2013-04-02
申请号：US12566261
申请日：2009-09-24
申请人： B. Raghava Reddy , Feng Liang
发明人： B. Raghava Reddy , Feng Liang
IPC分类号： E21B33/14
CPC分类号： C04B14/386 , C04B28/02 , C09K8/467
摘要： A method of cementing in a subterranean formation comprises placing a cement composition comprising a non-metallic thermally conductive fiber into the subterranean formation, and allowing the composition to set therein, wherein the non-metallic thermally conductive fiber has a thermal conductivity greater than about 500 W/m·K. Another method of cementing in a subterranean formation comprises providing a cement composition comprising a pitch-based carbon fiber, a hydraulic cement material, and water, placing the cement composition in a formation, and allowing the cement composition to set therein, wherein said pitch-based carbon fiber has a density of from about 2.0 grams/cc to about 2.3 grams/cc. A cement composition comprising a cementitious material, water, and a non-metallic thermally conductive fiber having a thermal conductivity greater than about 500 W/m·K, or a pitch-based carbon fiber having a density of from about 2.0 grams/cc to about 2.3 grams/cc.
摘要翻译：在地下地层中固井的方法包括将包含非金属导热纤维的水泥组合物放置在地层中，并使组合物置于其中，其中非金属导热纤维的导热率大于约500 W / m·K。在地下地层中固井的另一种方法包括提供包括沥青基碳纤维，水硬性水泥材料和水的水泥组合物，将水泥组合物置于地层中，并使水泥组合物置于其中，其中所述沥青 - 基于碳纤维的密度为约2.0克/厘米3至约2.3克/厘米3。一种水泥组合物，其包含水泥质材料，水和导热率大于约500W / m·K的非金属导热纤维，或密度为约2.0g / cc至约2.3克/立方厘米。

133. 发明申请

US20120205577A1 Compositions for Improving Thermal Conductivity of Cement Systems 审中-公开
标题翻译：提高水泥系统热导率的组合物
公开(公告)号：US20120205577A1
公开(公告)日：2012-08-16
申请号：US13454749
申请日：2012-04-24
申请人： B. Raghava Reddy , Feng Liang
发明人： B. Raghava Reddy , Feng Liang
IPC分类号： C09K5/00
CPC分类号： C04B14/386 , C04B28/02 , C09K8/467
摘要： A method of cementing in a subterranean formation comprises placing a cement composition comprising a non-metallic thermally conductive fiber into the subterranean formation, and allowing the composition to set therein, wherein the non-metallic thermally conductive fiber has a thermal conductivity greater than about 500 W/m.K. Another method of cementing in a subterranean formation comprises providing a cement composition comprising a pitch-based carbon fiber, a hydraulic cement material, and water, placing the cement composition in a formation, and allowing the cement composition to set therein, wherein said pitch-based carbon fiber has a density of from about 2.0 grams/cc to about 2.3 grams/cc. A cement composition comprising a cementitious material, water, and a non-metallic thermally conductive fiber having a thermal conductivity greater than about 500 W/m.K, or a pitch-based carbon fiber having a density of from about 2.0 grams/cc to about 2.3 grams/cc.
摘要翻译：在地下地层中固井的方法包括将包含非金属导热纤维的水泥组合物放置在地层中，并使组合物置于其中，其中非金属导热纤维的导热率大于约500 W / mK 在地下地层中固井的另一种方法包括提供包括沥青基碳纤维，水硬性水泥材料和水的水泥组合物，将水泥组合物置于地层中，并使水泥组合物置于其中，其中所述沥青 - 基于碳纤维的密度为约2.0克/厘米3至约2.3克/厘米3。一种水泥组合物，其包含具有大于约500W / mK的导热率的水泥质材料，水和非金属导热纤维，或密度为约2.0克/厘米2至约2.3的沥青基碳纤维克/ cc。

134. 发明申请

US20120196777A1 Variable Pressure Weighting Material Particles 审中-公开
标题翻译：可变压力加权材料颗粒
公开(公告)号：US20120196777A1
公开(公告)日：2012-08-02
申请号：US13422524
申请日：2012-03-16
申请人： B. Raghava Reddy , Krishna Ravi , Michael Szymanski , Dale Jamison , Donald Whitfill
发明人： B. Raghava Reddy , Krishna Ravi , Michael Szymanski , Dale Jamison , Donald Whitfill
IPC分类号： C09K8/42
CPC分类号： C09K8/032 , B29C44/3496 , C04B20/002 , C04B28/02 , C04B2111/50 , C09K8/467 , C09K8/48 , Y02W30/92 , Y10T428/2982 , C04B14/24 , C04B20/0024 , C04B14/301 , C04B16/085 , C04B20/1051 , C04B16/08 , C04B18/082
摘要： Variable pressure weighting material particles that include a hollow, elastically deformable particle which itself comprises a wall and an internal fluid at a pressure of 15 psi to about 100 psi. The variable pressure weighting material particles generally include a hollow, elastically deformable particle that compresses during introduction into a subterranean formation and returns to substantially the same shape when removed from the subterranean formation.
摘要翻译：可变压力加权材料颗粒包括中空的可弹性变形的颗粒，其本身包括在15psi至约100psi的压力下的壁和内部流体。可变压力加重材料颗粒通常包括中空的可弹性变形的颗粒，其在引入地下地层期间压缩，并且当从地层中移除时返回到基本相同的形状。

135. 发明申请

US20120180698A1 Biodegradable Retarder for Cementing Applications 有权
标题翻译：用于水泥应用的生物降解缓凝剂
公开(公告)号：US20120180698A1
公开(公告)日：2012-07-19
申请号：US13433931
申请日：2012-03-29
申请人： Ashok K. Santra , B. Raghava Reddy , D. Chad Brenneis
发明人： Ashok K. Santra , B. Raghava Reddy , D. Chad Brenneis
IPC分类号： C09K8/467
CPC分类号： C04B28/02 , C04B24/10 , C04B24/38 , C04B2103/0072 , C04B2103/0074 , C04B2103/20 , C04B2111/10 , C09K8/467 , Y02W30/92 , Y02W30/94 , C04B14/062 , C04B14/24 , C04B24/06 , C04B24/2641 , C04B2103/50 , C04B18/082 , C04B18/146 , C04B22/0013
摘要： Cement compositions comprising carboxylated inulin and methods of using the same to cement a workspace. In one embodiment, a method of cementing includes providing a cement composition comprising a carboxylated inulin, for example, in a subterranean formation. The method further includes allowing the cement composition to set. In some embodiments, the cement composition has a thickening time of from about 2 hours to about 11 hours. In other embodiments, the cement composition has a viscosity that is about constant for a period of time after the cement composition is placed.
摘要翻译：包含羧化菊粉的水泥组合物及其使用方法来粘合工作空间。在一个实施方案中，固井方法包括提供包含羧化菊粉的水泥组合物，例如在地层中。该方法还包括允许水泥组合物固化。在一些实施方案中，水泥组合物具有约2小时至约11小时的增稠时间。在其它实施方案中，水泥组合物具有在水泥组合物放置之后一段时间内约为一定的粘度。

136. 发明授权

US08123852B2 Cement compositions comprising high aspect ratio materials and methods of use in subterranean formations 有权
标题翻译：包含高纵横比材料的水泥组合物和在地下地层中使用的方法
公开(公告)号：US08123852B2
公开(公告)日：2012-02-28
申请号：US12276126
申请日：2008-11-21
申请人： B. Raghava Reddy , James F. Heathman
发明人： B. Raghava Reddy , James F. Heathman
IPC分类号： C04B14/38
CPC分类号： C09K8/5045 , C04B14/38 , C04B28/02 , C04B28/06 , C04B28/34 , C04B2111/00146 , C09K8/467 , C09K8/487 , Y02W30/92 , Y02W30/94 , C04B14/06 , C04B14/42 , C04B22/124 , C04B2103/40 , C04B14/46 , C04B14/48 , C04B20/1025 , C04B18/08 , C04B18/146 , C04B20/1033 , C04B14/20 , C04B14/202
摘要： The present invention relates to subterranean well cementing operations, and more particularly, to cement compositions that include high aspect ratio materials, and methods for using such cement compositions in subterranean formations. An example of a method of the present invention is a method of cementing in a subterranean formation. An example of a composition of the present invention is a cement composition for use in a subterranean formation.
摘要翻译：本发明涉及地下井固井作业，更具体地涉及包括高纵横比材料的水泥组合物，以及在地下地层中使用这种水泥组合物的方法。本发明的方法的一个实例是在地层中固井的方法。本发明的组合物的实例是用于地层的水泥组合物。

137. 发明授权

US08062999B2 Sealant compositions comprising colloidally stabilized latex and methods of using the same 失效
标题翻译：包含胶体稳定胶乳的密封剂组合物及其使用方法
公开(公告)号：US08062999B2
公开(公告)日：2011-11-22
申请号：US11744337
申请日：2007-05-04
申请人： B. Raghava Reddy , Anthony V. Palmer
发明人： B. Raghava Reddy , Anthony V. Palmer
IPC分类号： C09K8/588 , C09K8/68 , C09K8/60 , C09K8/528 , C09K8/524 , E21B43/00 , E21B33/00 , E21B33/13 , E21B43/27 , C02F5/08 , C23F11/14 , C23G1/06
CPC分类号： C09K8/506 , C09K8/5083 , C09K8/5086 , C09K8/514
摘要： Sealant compositions comprising a colloidally stabilized latex and methods of using the same to service a wellbore are provided. The sealant compositions may include: an aliphatic conjugated diene monomer; an additional monomer comprising a non-aromatic unsaturated mono- or di- carboxylic ester monomer, an aromatic unsaturated monomer, a nitrogen-containing monomer, or combinations thereof; and a protective colloid. The foregoing sealant composition may be displaced into the wellbore to isolate the subterranean formation from a portion of the wellbore, to support a conduit in the wellbore, to plug a void or crack in the conduit, to plug a void or crack in a cement sheath disposed in an annulus of the wellbore, to plug an opening between the cement sheath and the conduit, or combinations thereof. The colloidally stabilized latex remains substantially stable when exposed to salt, which may be present in the wellbore and/or in the sealant composition itself.
摘要翻译：提供了包含胶体稳定的胶乳的密封剂组合物和使用该密封剂组合物来维修井筒的方法。密封剂组合物可包括：脂族共轭二烯单体; 包含非芳族不饱和单羧酸或单羧酸酯单体，芳族不饱和单体，含氮单体或其组合的另外的单体; 和保护胶体。上述密封剂组合物可以移入井眼中以将地层与井筒的一部分隔离，以支撑井眼中的导管，以堵塞管道中的空隙或裂缝，以堵塞水泥套管中的空隙或裂缝设置在井眼的环形空间中，以堵塞水泥护套和导管之间的开口，或其组合。当暴露于盐时，胶体稳定的胶乳保持基本上稳定，盐可存在于井筒和/或密封剂组合物本身中。

138. 发明申请

US20110094742A1 Casing Shoes and Methods of Reverse-Circulation Cementing of Casing 有权
标题翻译：套管鞋和反向循环水泥套管的方法
公开(公告)号：US20110094742A1
公开(公告)日：2011-04-28
申请号：US11940095
申请日：2007-11-14
申请人： Anthony M. Badalamenti , Simon Turton , Karl W. Blanchard , Ronald R. Faul , Michael G. Crowder , Henry E. Rogers , James E. Griffith , B. Raghava Reddy
发明人： Anthony M. Badalamenti , Simon Turton , Karl W. Blanchard , Ronald R. Faul , Michael G. Crowder , Henry E. Rogers , James E. Griffith , B. Raghava Reddy
IPC分类号： E21B33/02 , E21B33/12
CPC分类号： E21B34/102 , E21B21/10 , E21B33/14
摘要： A method having the following steps: running a circulation valve comprising a reactive material into the well bore on the casing; reverse-circulating an activator material in the well bore until the activator material contacts the reactive material of the circulation valve; reconfiguring the circulation valve by contact of the activator material with the reactive material; and reverse-circulating a cement composition in the well bore until the reconfigured circulation valve decreases flow of the cement composition. A circulation valve for cementing casing in a well bore, the valve having: a valve housing connected to the casing and comprising a reactive material; a plurality of holes in the housing, wherein the plurality of holes allow fluid communication between an inner diameter of the housing and an exterior of the housing, wherein the reactive material is expandable to close the plurality of holes.
摘要翻译：一种具有以下步骤的方法：将包括反应性材料的循环阀运送到所述壳体上的井眼中; 在井眼中使活化剂材料反向循环，直到活化剂材料接触循环阀的反应性材料; 通过活化剂材料与反应性材料的接触来重新配置循环阀; 并使井眼中的水泥组合物反向循环，直到重新配置的循环阀减少水泥组合物的流动。一种用于将套管固定在井眼中的循环阀，所述阀具有：连接到所述壳体并包括反应性材料的阀壳体; 所述壳体中的多个孔，其中所述多个孔允许所述壳体的内径和所述壳体的外部之间的流体连通，其中所述反应性材料可膨胀以封闭所述多个孔。

139. 发明申请

US20100323929A1 Methods for Treating a Well with a Cross-Linked Water-Soluble Polymer-Complexed Metal Cation Network and an Aromatic Compound Capable of Forming a Chelating Agent to Uncross-Link the Polymer 有权
标题翻译：用交联的水溶性聚合物复合金属阳离子网络处理井的方法和能够形成螯合剂以使聚合物交联的芳族化合物
公开(公告)号：US20100323929A1
公开(公告)日：2010-12-23
申请号：US12490099
申请日：2009-06-23
申请人： B. Raghava Reddy , Rajesh K. Saini , Sherry G. Gaskins
发明人： B. Raghava Reddy , Rajesh K. Saini , Sherry G. Gaskins
IPC分类号： C09K8/68
CPC分类号： C09K8/706 , C09K8/685 , C09K8/887 , C09K8/92 , C09K2208/26
摘要： Methods are provided for treating a portion of a well. The method according to this aspect comprises the steps of: (A) forming a treatment fluid, the treatment fluid comprising: (i) water; (ii) a water-soluble polymer; (iii) a complexed metal cation that: (a) has a valence state of at least three; and (b) is capable of cross-linking the water-soluble polymer; and (iv) an aromatic compound that is capable of dissolving, melting, or chemically decomposing, dissociating, or reacting, to form a chelating agent, wherein the chelating agent comprising vicinal substituents containing donor heteroatoms, and wherein the chelating agent is capable of chelating the metal cation; and (B) introducing the treatment fluid into the well.
摘要翻译：提供了处理井的一部分的方法。根据该方面的方法包括以下步骤：（A）形成处理流体，所述处理流体包括：（i）水; （ii）水溶性聚合物; （iii）络合的金属阳离子：（a）具有至少三价的价态; 和（b）能够交联水溶性聚合物; 和（iv）能够溶解，熔融或化学分解，解离或反应形成螯合剂的芳族化合物，其中所述螯合剂包含含有供体杂原子的连位取代基，并且其中所述螯合剂能够螯合金属阳离子; 和（B）将处理流体引入井中。

140. 发明授权

US07748454B2 Gelation inhibiting retarders for highly reactive calcium silicate based binder compositions and methods of making and using same 有权
标题翻译：用于高反应性硅酸钙基粘合剂组合物的凝胶抑制缓凝剂及其制备和使用方法
公开(公告)号：US07748454B2
公开(公告)日：2010-07-06
申请号：US12110885
申请日：2008-04-28
申请人： B. Raghava Reddy , Bryan K. Waugh , Russell M. Fitzgerald
发明人： B. Raghava Reddy , Bryan K. Waugh , Russell M. Fitzgerald
IPC分类号： E21B33/13
CPC分类号： C09K8/467 , C04B28/06 , C09K8/5045 , C09K8/5083 , Y02W30/92 , Y02W30/94 , Y02W30/95 , C04B7/02 , C04B14/06 , C04B18/08 , C04B18/141 , C04B18/162 , C04B2103/20 , C04B24/163
摘要： A method of servicing a wellbore comprising placing in the wellbore a composition comprising a non-API compliant reactive calcium silicate based hydraulic binder and at least one gelation inhibiting retarder, and allowing the composition to set. A method of servicing a wellbore comprising placing in a wellbore a cement composition comprising an industrial waste product selected from the group consisting of Class C Fly ash, cement kiln dust, and combinations thereof and a gelation inhibitor, and allowing the composition to set. A method of controlling the thickening time of a cementitious composition comprising contacting a material having greater than 15 wt. % of tricalcium aluminate and tetracalcium aluminoferrite with a gelation inhibitor comprising a alkylbenzene sulfonic acid, at least one methallyl sulfonic acid monomer; at least one copolymerizable nonionic monomer, and at least one copolymerizable olefinically unsaturated carboxylic acid monomer.
摘要翻译：一种维修井筒的方法，包括将井筒中的一种组合物放置在包含非API柔性反应性硅酸钙基水硬性粘合剂和至少一种抑制凝胶化的缓凝剂的组合物中，并允许该组合物凝固。一种维修井眼的方法，包括将井眼放置在水泥组合物中的水泥组合物，所述水泥组合物包含选自C类粉煤灰，水泥窑灰及其组合的组的工业废料，以及凝胶化抑制剂，并使组合物凝固。控制水泥组合物的增稠时间的方法，包括使具有大于15wt。具有包含烷基苯磺酸，至少一种甲代烯丙基磺酸单体的凝胶抑制剂的铝酸钙和四钙铝铁氧体的百分比; 至少一种可共聚的非离子单体和至少一种可共聚的烯属不饱和羧酸单体。

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