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1. 发明授权

US06987083B2 Xanthan gels in brines and methods of using such xanthan gels in subterranean formations 失效
标题翻译：盐水中的黄原胶和在地下地层中使用这种黄原胶的方法
公开(公告)号：US06987083B2
公开(公告)日：2006-01-17
申请号：US10411764
申请日：2003-04-11
申请人： Max L. Phillippi , Richard W. Pauls
发明人： Max L. Phillippi , Richard W. Pauls
IPC分类号： E21B43/04
CPC分类号： C09K8/5758 , C08B37/0033 , C08L5/00 , C09K8/08
摘要： Xanthan gels hydratable in brine, methods of making these xanthan gels, and methods of using these compositions in subterranean formation applications, such as gravel packing, are provided herein.
摘要翻译：在盐水中可氢化的黄原胶，制备这些黄原胶的方法，以及在地下地层应用中使用这些组合物的方法，例如砾石填充。

2. 发明授权

US08413721B2 Viscosified fluids for remediating subterranean damage 有权
标题翻译：用于修复地下损伤的粘稠液体
公开(公告)号：US08413721B2
公开(公告)日：2013-04-09
申请号：US11805359
申请日：2007-05-22
申请人： Thomas D. Welton , Richard W. Pauls , David E. McMechan , John M. Terracina
发明人： Thomas D. Welton , Richard W. Pauls , David E. McMechan , John M. Terracina
IPC分类号： E21B37/08 , E21B37/06 , E21B21/00
CPC分类号： C09K8/524 , C09K8/528 , C09K8/602 , C09K8/88
摘要： Of the many methods and compositions provided herein, one method includes a method comprising introducing a viscosified remedial fluid comprising a base fluid, a viscosifying agent, and an oxidizer into at least a portion of a subterranean formation having damage present therein so as to contact the damage with the viscosified remedial fluid; and allowing the viscosified remedial fluid to at least partially remediate the damage present in the subterranean formation. Another method provided herein includes introducing a viscosified remedial fluid comprising a base fluid, a first viscosifying agent, and an oxidizer into at least a portion of a subterranean formation before a treatment fluid comprising a second viscosifying agent is introduced therein, wherein the oxidizer is available to remediate damage in the subterranean formation.
摘要翻译：在本文提供的许多方法和组合物中，一种方法包括一种方法，包括将包含基础流体，增粘剂和氧化剂的增稠补救液引入其中存在损伤的至少一部分地下地层，以便接触用粘稠补救液损坏; 并且允许粘稠补救液体至少部分地修复地层中存在的损伤。本文提供的另一种方法包括在将包含第二增粘剂的处理流体引入其中之前，将包含基础流体，第一增稠剂和氧化剂的增稠补救液引入至地下地层的至少一部分，其中所述氧化剂可用以修复地层中的损伤。

3. 发明申请

US20120234543A1 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作业中的使用方法
公开(公告)号：US20120234543A1
公开(公告)日：2012-09-20
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： E21B43/27
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。

4. 发明授权

US07989400B2 Viscosified treatment fluids comprising scleroglucan or diutan and associated methods 有权
标题翻译：包含硬皮葡聚糖或二萜的粘稠化处理液和相关方法
公开(公告)号：US07989400B2
公开(公告)日：2011-08-02
申请号：US12768577
申请日：2010-04-27
申请人： Richard W. Pauls , Ian D. Robb
发明人： Richard W. Pauls , Ian D. Robb
IPC分类号： C09K8/68 , C09K8/74 , E21B43/16
CPC分类号： C09K8/08 , C09K8/206 , C09K8/68 , C09K8/845 , C09K8/90
摘要： The invention provides a method for treating a subterranean formation penetrated by a wellbore, the method comprising the steps of formulating a treatment fluid and introducing the treatment fluid through the wellbore. The treatment fluid comprises water; diutan; and a sufficient amount of salt to increase the density of the treatment fluid to at least 8.5 lb/gal, wherein at least 50% by weight of the salt is selected from the group consisting of: bromide salts, non-bromide salts having a higher salting-in effect than bromide according to the Hofmeister series as measured by the salt's effect on the cloud point of poly(ethylene oxide) that has a molecular weight of 4×106, and any combination in any proportion thereof. The invention also provides a treatment fluid for use in a subterranean formation penetrated by a wellbore, the treatment fluid comprising: water; diutan; and a sufficient amount of salt to increase the density of the treatment fluid to at least 8.5 lb/gal, wherein at least 50% by weight of the salt is selected from the group consisting of: bromide salts, non-bromide salts having a higher salting-in effect than bromide according to the Hofmeister series as measured by the salt's effect on the cloud point of poly(ethylene oxide) that has a molecular weight of 4.106, and any combination in any proportion thereof.
摘要翻译：本发明提供了一种处理井眼穿透的地层的方法，所述方法包括配制处理流体并通过井筒引入处理流体的步骤。处理液包含水; di an 和足够量的盐以将处理流体的密度增加至至少8.5lb / gal，其中至少50重量％的盐选自：溴化物盐，具有较高浓度的溴化物盐，非溴化物盐通过盐对分子量为4×10 6的聚（环氧乙烷）的浊点的影响测定的Hofmeister系列的盐析效果以及任何比例的任何组合。本发明还提供一种用于在井眼穿透的地层中的处理流体，所述处理流体包括：水; di an 和足够量的盐以将处理流体的密度增加至至少8.5lb / gal，其中至少50重量％的盐选自：溴化物盐，具有较高浓度的溴化物盐，非溴化物盐通过盐对分子量为4.106的聚（环氧乙烷）的浊点的影响测定的根据Hofmeister系列的溴化物的盐析效果以及任何比例的任何组合。

5. 发明授权

US07938187B2 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：US07938187B2
公开(公告)日：2011-05-10
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： Some of the methods provided comprise 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.
摘要翻译：提供的一些方法包括以下步骤：提供包含多糖和双重功能组分的含水处理流体，所述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。

6. 发明授权

US07921912B2 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：US07921912B2
公开(公告)日：2011-04-12
申请号：US11502284
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： E21B43/25
CPC分类号： 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 is a method that comprises: providing an acid-generating fluid that comprises an acid-generating compound; placing the acid-generating fluid into a subterranean formation; and allowing an acid to generate from the acid-generating fluid.
摘要翻译：提供酸化地下地层或井眼的方法，更具体地说，涉及包含产酸化合物和相关方法的产酸流体的酸化体系。一个实例是一种方法，其包括：提供包含酸产生化合物的产酸流体; 将产酸流体置于地层中; 并且允许酸从产酸流体产生。

7. 发明授权

US07475728B2 Treatment fluids and methods of use in subterranean formations 有权
标题翻译：处理液和地下地层中使用的方法
公开(公告)号：US07475728B2
公开(公告)日：2009-01-13
申请号：US10897509
申请日：2004-07-23
申请人： Richard W. Pauls , Larry S. Eoff , Trinidad Munoz, Jr.
发明人： Richard W. Pauls , Larry S. Eoff , Trinidad Munoz, Jr.
IPC分类号： E21B43/27
CPC分类号： C09K8/52 , C09K8/536
摘要： The present invention relates to subterranean treatment operations. More particularly, the present invention relates to improved treatment fluids and methods of using such improved treatment fluids in subterranean formations. An example of a method of the present invention is a method of treating a subterranean formation. Another example of a method of the present invention is a method of drilling in a subterranean formation. Another example of a method of the present invention is a method of degrading a filter cake in a subterranean formation. An example of a composition of the present invention is a treatment fluid comprising a degradable diverting agent. Another example of a composition of the present invention is a degradable diverting agent for use in a subterranean treatment fluid.
摘要翻译：本发明涉及地下处理操作。更具体地，本发明涉及改进的处理流体和在地下地层中使用这种改进的处理流体的方法。本发明的方法的一个实例是处理地层的方法。本发明的方法的另一个实例是在地层中钻探的方法。本发明方法的另一个实例是降解地层中滤饼的方法。本发明的组合物的实例是包含可降解转移剂的处理流体。本发明的组合物的另一个实例是用于地下处理流体的可降解转移剂。

8. 发明授权

US07261160B2 Methods and compositions for controlling the viscosity of viscoelastic surfactant fluids 有权
标题翻译：用于控制粘弹性表面活性剂流体粘度的方法和组合物
公开(公告)号：US07261160B2
公开(公告)日：2007-08-28
申请号：US11225536
申请日：2005-09-13
申请人： Thomas D. Welton , Rick D. Gdanski , Richard W. Pauls
发明人： Thomas D. Welton , Rick D. Gdanski , Richard W. Pauls
IPC分类号： E21B43/27 , C09K8/60
CPC分类号： C09K8/68 , C09K8/12 , C09K2208/30
摘要： Viscoelastic surfactant fluids, and methods of using such fluids and controlling the viscosity thereof. In one embodiment, the methods of the present invention comprise: providing a viscoelastic surfactant fluid that comprises an aqueous-base fluid, and a surfactant; providing a metal ion having at least two oxidation states wherein at least one of the oxidation states interferes with the ability of the surfactant to form a viscosifying micelle, wherein at least a portion of the metal ion is present in an oxidation state that interferes with the ability of the surfactant to form a viscosifying micelle; allowing the metal ion to interact with viscoelastic surfactant fluid so as to decrease the ability of the surfactant to form a viscosifying micelle; and introducing the viscoelastic surfactant fluid into at least a portion of a subterranean formation.
摘要翻译：粘弹性表面活性剂流体，以及使用这种流体并控制其粘度的方法。在一个实施方案中，本发明的方法包括：提供包含水基液体和表面活性剂的粘弹性表面活性剂流体; 提供具有至少两种氧化态的金属离子，其中至少一种氧化态干扰表面活性剂形成增粘胶束的能力，其中金属离子的至少一部分以氧化态存在，其干扰表面活性剂形成增粘胶束的能力; 使金属离子与粘弹性表面活性剂流体相互作用，降低表面活性剂形成增粘胶束的能力; 以及将所述粘弹性表面活性剂流体引入到地层的至少一部分中。

9. 发明授权

US07216704B2 Methods and compositions for breaking viscosified fluids 有权
标题翻译：破碎粘稠液体的方法和组合物
公开(公告)号：US07216704B2
公开(公告)日：2007-05-15
申请号：US10983937
申请日：2004-11-08
申请人： Robert E. Hanes, Jr. , Richard W. Pauls , David E. Griffin
发明人： Robert E. Hanes, Jr. , Richard W. Pauls , David E. Griffin
IPC分类号： E21B43/04
CPC分类号： C09K8/68 , C09K8/56 , C09K8/62 , Y10S507/921 , Y10S507/922
摘要： Improved methods for treating and for fracturing subterranean formations and the fluid compositions are provided. A method presented herein is a method of reducing the viscosity of a viscosified treatment fluid that comprises providing a viscosified treatment fluid that comprises a basic fluid and a gelling agent, providing a breaker composition comprising an oxidizing breaker and a breaker activator that comprises a reducing sugar; and allowing the breaker composition and the viscosified treatment fluid to interact so as to reduce the viscosity of the viscosified treatment fluid.
摘要翻译：提供了用于处理和压裂地下地层和流体组合物的改进方法。本文提供的方法是降低稠化处理流体的粘度的方法，其包括提供包含碱性流体和胶凝剂的增稠处理流体，提供包含氧化破碎剂和破坏剂活化剂的破碎剂组合物，所述破坏剂组合物包含还原糖 ; 并且允许断路器组合物和粘稠的处理流体相互作用以降低粘稠的处理流体的粘度。

10. 发明授权

US07159658B2 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：US07159658B2
公开(公告)日：2007-01-09
申请号：US10665310
申请日：2003-09-19
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： E21B37/00 , E21B43/25
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。

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