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41. 发明授权

US08590622B2 Organic acid compositions and methods of use in subterranean operations 有权
标题翻译：有机酸组合物和地下操作中使用的方法
公开(公告)号：US08590622B2
公开(公告)日：2013-11-26
申请号：US11352744
申请日：2006-02-10
申请人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Mary Van Domelen
发明人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Mary Van Domelen
IPC分类号： E21B43/267
CPC分类号： C09K8/74 , C09K8/76
摘要： Subterranean treatment fluids comprising one or more organic acids and methods of use in subterranean operations are provided. In one embodiment, the methods comprise: providing a treatment fluid that comprises an aqueous base fluid, a gelling agent, and one or more organic acids; and contacting a subterranean formation with the treatment fluid at or above a pressure sufficient to create or enhance one or more fractures in a portion of the subterranean formation.
摘要翻译：提供了包含一种或多种有机酸的地下处理流体和在地下操作中使用的方法。在一个实施方案中，所述方法包括：提供包含基础水基液体，胶凝剂和一种或多种有机酸的处理流体; 以及在等于或高于足以产生或增强地下地层的一部分中的一个或多个裂缝的压力下使地下地层与处理流体接触。

42. 发明授权

US08413720B2 Organic acid compositions and methods of use in subterranean operations 有权
标题翻译：有机酸组合物和地下操作中使用的方法
公开(公告)号：US08413720B2
公开(公告)日：2013-04-09
申请号：US13485312
申请日：2012-05-31
申请人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Mary Van Domelen
发明人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Mary Van Domelen
IPC分类号： E21B43/26
CPC分类号： C09K8/74 , C09K8/76
摘要： Methods comprising providing a treatment fluid that comprises using an aqueous base fluid, a synthetic cationic gelling agent, a plurality of particulates, and an organic acid. The treatment fluid is then introduced into at least a portion of a subterranean formation having a temperature of above about 275° F. wherein the particulates are deposited into the subterranean and the treatment fluid form at least one void in the subterranean formation itself. The viscosity of the treatment fluid in the subterranean formation is greater than about 20 cP for at least 20 minutes at temperatures higher than about 275° F.
摘要翻译：包括提供处理流体的方法包括使用碱性水溶液，合成阳离子胶凝剂，多种颗粒和有机酸。然后将处理流体引入到具有高于约275°F的温度的地下地层的至少一部分中，其中颗粒沉积到地下，并且处理流体形成地下地层本身中的至少一个空隙。在高于约275°F的温度下，地层中处理液的粘度大于约20cP至少20分钟。

43. 发明授权

US08377855B2 Methods and compositions for treating subterranean zones 有权
标题翻译：用于处理地下区域的方法和组合物
公开(公告)号：US08377855B2
公开(公告)日：2013-02-19
申请号：US11653038
申请日：2007-01-12
申请人： Keith A. Frost , Bradley L. Todd , Richard W. Pauls , Ian Robb
发明人： Keith A. Frost , Bradley L. Todd , Richard W. Pauls , Ian Robb
IPC分类号： C09K8/90
CPC分类号： C09K8/845 , C09K8/88 , C09K2208/26 , E21B43/25 , Y10S507/921
摘要： Methods and compositions for breaking treatment fluids utilized in the stimulation of a subterranean formation.
摘要翻译：用于破坏用于刺激地下地层的处理液的方法和组合物。

44. 发明授权

US08006760B2 Clean fluid systems for partial monolayer fracturing 有权
$Clean fluid systems for partial monolayer fracturing$
标题翻译：用于局部单层压裂的清洁流体系统
公开(公告)号：US08006760B2
公开(公告)日：2011-08-30
申请号：US12101099
申请日：2008-04-10
申请人： Jeff T. Fleming , Richard W. Pauls , Thomas D. Welton , David E. McMechan , Bradley L. Todd , Jason Bryant
发明人： Jeff T. Fleming , Richard W. Pauls , Thomas D. Welton , David E. McMechan , Bradley L. Todd , Jason Bryant
IPC分类号： E21B43/267
CPC分类号： C09K8/685 , C09K8/703 , C09K8/80 , C09K8/805
摘要： Provided are methods that include a method comprising: placing a clean fluid comprising proppant particulates into a portion of a fracture in a subterranean formation, and depositing one or more of the proppant particulates into the fracture to form a partial monolayer. In another aspect, the invention provides methods that include placing a degradable fluid loss additive comprising collagen into a subterranean formation.
摘要翻译：提供的方法包括一种方法，包括：将包含支撑剂颗粒的清洁流体放置在地层中的断裂的一部分中，以及将一种或多种支撑剂颗粒沉积到断裂中以形成部分单层。在另一方面，本发明提供了包括将包含胶原蛋白的可降解流体损失添加剂放置在地层中的方法。

45. 发明授权

US07926568B2 Non-acid acidizing methods and compositions 有权
标题翻译：非酸酸化方法和组合物
公开(公告)号：US07926568B2
公开(公告)日：2011-04-19
申请号：US11502285
申请日：2006-08-10
申请人： Rajesh K. Saini , Bradley L. Todd , David E. McMechan , Thomas D. Welton , Richard W. Pauls
发明人： Rajesh K. Saini , Bradley L. Todd , David E. McMechan , Thomas D. Welton , Richard W. Pauls
IPC分类号： E21B43/27 , E21B43/16
CPC分类号： E21B43/26 , C09K8/72
摘要： Methods of acidizing subterranean formations or well bores, and more specifically, to acidizing systems involving acid-generating fluids that comprise acid-generating compounds and associated methods are provided. An example of a method of the present invention comprises: providing an acid-generating fluid that comprises an acid-generating compound; placing the acid-generating fluid into a well bore penetrating a subterranean formation; and allowing the acid-generating compound to produce an acid that then acidizes at least a portion of the subterranean formation or damage contained in the formation or well bore.
摘要翻译：提供酸化地下地层或井眼的方法，更具体地说，涉及包含酸产生化合物和相关方法的产酸流体的酸化体系。本发明的方法的一个实例包括：提供包含产酸化合物的产酸流体; 将产酸流体置于贯穿地下地层的井眼中; 并且允许产酸化合物产生一种酸，然后酸化至少一部分地层或包含在地层或井眼中的损伤。

46. 发明申请

US20100276151A1 Dual Functional Components and Associated Methods 有权
标题翻译：双功能组件和相关方法
公开(公告)号：US20100276151A1
公开(公告)日：2010-11-04
申请号：US12787221
申请日：2010-05-26
申请人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Jason Bryant
发明人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Jason Bryant
IPC分类号： E21B43/25
CPC分类号： C09K8/68 , C09K8/08
摘要： Many methods and compositions are provided. One of the methods provided comprises the steps of: providing an aqueous treatment fluid that comprises a polysaccharide and a dual functional component, the aqueous treatment fluid having a first viscosity; allowing the dual functional component to interact with the polysaccharide such that the viscosity of the aqueous treatment fluid increases to a second viscosity, the second viscosity being greater than the first viscosity; placing the aqueous treatment fluid into a subterranean formation; and allowing the dual functional component to interact with the polysaccharide so as to reduce the second viscosity of the aqueous treatment fluid to a third viscosity, the third viscosity being less than the second viscosity. An example of a composition is a viscosified treatment fluid for treating subterranean formations comprising: an aqueous base fluid and an apparent cross linked reaction product of a polysaccharide and a dual functional component.
摘要翻译：提供了许多方法和组合物。提供的方法之一包括以下步骤：提供包含多糖和双功能组分的含水处理流体，所述含水处理流体具有第一粘度; 允许双功能组分与多糖相互作用，使得水性处理流体的粘度增加到第二粘度，第二粘度大于第一粘度; 将含水处理流体置于地层中; 并且允许所述双功能组分与所述多糖相互作用以将所述水性处理流体的第二粘度降低至第三粘度，所述第三粘度小于所述第二粘度。组合物的实例是用于处理地下地层的稠化处理流体，包括：基础水基和多糖和双官能组分的表观交联反应产物。

47. 发明授权

US07814980B2 Micro-crosslinked gels and associated methods 有权
标题翻译：微交联凝胶和相关方法
公开(公告)号：US07814980B2
公开(公告)日：2010-10-19
申请号：US12101103
申请日：2008-04-10
申请人： Jason E. Bryant , Thomas D. Welton , Richard W. Pauls
发明人： Jason E. Bryant , Thomas D. Welton , Richard W. Pauls
IPC分类号： E21B43/22 , E21B43/267 , E21B43/04
CPC分类号： C09K8/685 , C09K8/70
摘要： Methods of forming and utilizing micro-crosslinked gels are disclosed, including a method comprising: providing a micro-crosslinked gel that comprises micro-domains; and placing the micro-crosslinked gel into a subterranean formation via a well bore penetrating the formation at a desired pressure. In another aspect, the invention provides compositions that include a micro-crosslinked gel comprising a jigsaw configuration of micro-domains and particulates.
摘要翻译：公开了形成和利用微交联凝胶的方法，包括包括：提供包含微区的微交联凝胶的方法; 以及将微交联的凝胶通过在期望压力下穿透地层的井眼将微交联凝胶置于地层中。在另一方面，本发明提供包含微交联凝胶的组合物，其包含微结构域和微粒的拼图构型。

48. 发明申请

US20100099587A1 CARBOXYLIC ACID AND OXIDIZER CLEAN-UP COMPOSITIONS AND ASSOCIATED METHODS OF USE IN SUBTERRANEAN APPLICATIONS 有权
标题翻译：羧酸和氧化剂清洁组合物及相关方法应用于亚太地区
公开(公告)号：US20100099587A1
公开(公告)日：2010-04-22
申请号：US12254307
申请日：2008-10-20
申请人： Thomas D. Welton , Richard W. Pauls , Jeff T. Fleming
发明人： Thomas D. Welton , Richard W. Pauls , Jeff T. Fleming
IPC分类号： C09K8/74
CPC分类号： C09K8/68 , C09K8/524 , C09K8/56 , C09K8/685 , C09K2208/26
摘要： Of the many methods provided herein, one method of reducing the viscosity of a viscosified treatment fluid includes: providing a clean-up composition comprising a carboxylic acid; providing a chlorite-based breaker system; providing a viscosified treatment fluid; placing the viscosified treatment fluid in a subterranean formation via a well bore penetrating the subterranean formation; contacting the viscosified treatment fluid with the clean-up composition; contacting the viscosified treatment fluid with the chlorite-based breaker; and allowing the viscosity of the viscosified treatment fluid to reduce. Also provided herein are methods that include a method of reducing polymeric residue from a subterranean formation that includes: placing a clean-up composition and a chlorite-based breaker system in a subterranean formation in contact with an amount of polymeric residue; and allowing the amount of polymeric residue present in the formation to be reduced.
摘要翻译：在本文提供的许多方法中，降低稠化处理流体的粘度的一种方法包括：提供包含羧酸的清理组合物; 提供一种基于亚氯酸盐的断路器系统; 提供稠化处理液; 通过穿透地下地层的井眼将粘稠处理流体置于地下地层中; 使所述增稠处理流体与所述清理组合物接触; 使稠化处理液与亚氯酸盐类破碎剂接触; 并且允许粘稠处理液的粘度降低。本文还提供了包括从地下地层中还原聚合物残余物的方法的方法，其包括：将清理组合物和基于亚氯酸盐的破碎剂体系放置在与一定量的聚合物残留物接触的地层中; 并且允许存在于地层中的聚合物残余物的量减少。

49. 发明申请

US20080078545A1 Treatment fluids viscosifield with modified xanthan and associated methods for well completion and stimulation 审中-公开
标题翻译：具有改性黄原胶的处理液粘稠剂和相关方法用于完井和刺激
公开(公告)号：US20080078545A1
公开(公告)日：2008-04-03
申请号：US11540296
申请日：2006-09-28
申请人： Thomas D. Welton , Richard W. Pauls
发明人： Thomas D. Welton , Richard W. Pauls
IPC分类号： E21B43/04 , E21B43/22
CPC分类号： C09K8/08
摘要： The present invention relates to viscosified treatment fluids used in well completion and stimulation operations for oil and gas production, and more particularly, to viscosified treatment fluids comprising xanthan gelling agents. In one embodiment, the present invention provides a method of treating a portion of a subterranean formation comprising the steps of: providing a viscosified treatment fluid that comprises water and a gelling agent that comprises a modified xanthan; and treating the portion of the subterranean formation. The present invention also provides methods of fracturing, gravel packing, acidizing with the viscosified treatments fluids. Also provided are viscosified treatment fluid compositions and gelling agent compositions.
摘要翻译：本发明涉及用于石油和天然气生产的完井和刺激操作中的粘稠处理液，更具体地说，涉及包含黄原胶凝胶剂的粘性处理流体。在一个实施方案中，本发明提供了处理地下地层的一部分的方法，包括以下步骤：提供包含水和含有改性黄原胶的胶凝剂的增稠处理流体; 以及处理地层的部分。本发明还提供了压裂，砾石填充，用增稠处理液酸化的方法。还提供了稠化处理液组合物和胶凝剂组合物。

50. 发明申请

US20080035338A1 Dual functional components and associated methods 有权
标题翻译：双功能组件及相关方法
公开(公告)号：US20080035338A1
公开(公告)日：2008-02-14
申请号：US11502656
申请日：2006-08-11
申请人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Jason Bryant
发明人： Richard W. Pauls , Thomas D. Welton , David E. McMechan , Jason Bryant
IPC分类号： E21B43/04 , E21B43/26 , C09K8/68
CPC分类号： C09K8/68 , C09K8/08
摘要： Many methods and compositions are provided. One of the methods provided comprises the steps of: providing an aqueous treatment fluid that comprises a polysaccharide and a dual functional component, the aqueous treatment fluid having a first viscosity; allowing the dual functional component to interact with the polysaccharide such that the viscosity of the aqueous treatment fluid increases to a second viscosity, the second viscosity being greater than the first viscosity; placing the aqueous treatment fluid into a subterranean formation; and allowing the dual functional component to interact with the polysaccharide so as to reduce the second viscosity of the aqueous treatment fluid to a third viscosity, the third viscosity being less than the second viscosity. An example of a composition is a viscosified treatment fluid for treating subterranean formations comprising: an aqueous base fluid and an apparent cross linked reaction product of a polysaccharide and a dual functional component.
摘要翻译：提供了许多方法和组合物。提供的方法之一包括以下步骤：提供包含多糖和双功能组分的含水处理流体，所述含水处理流体具有第一粘度; 允许双功能组分与多糖相互作用，使得水性处理流体的粘度增加到第二粘度，第二粘度大于第一粘度; 将含水处理流体置于地层中; 并且允许所述双功能组分与所述多糖相互作用以将所述水性处理流体的第二粘度降低至第三粘度，所述第三粘度小于所述第二粘度。组合物的实例是用于处理地下地层的稠化处理流体，包括：基础水基和多糖和双官能组分的表观交联反应产物。

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