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21. 发明授权

US07334640B2 Methods for reducing the viscosity of treatment fluids 有权
标题翻译：降低处理液粘度的方法
公开(公告)号：US07334640B2
公开(公告)日：2008-02-26
申请号：US11030697
申请日：2005-01-06
申请人： Robert E. Hanes, Jr. , Richard W. Pauls , David E. Griffin , Keith A. Frost , John M. Terracina
发明人： Robert E. Hanes, Jr. , Richard W. Pauls , David E. Griffin , Keith A. Frost , John M. Terracina
IPC分类号： E21B43/25
CPC分类号： C09K8/68 , C09K8/64 , C09K8/703 , C09K8/706 , C09K2208/26 , Y10S507/921
摘要： Methods of treating a subterranean formation comprising providing a viscosified treatment fluid that comprises a base fluid and a gelling agent, providing a breaker composition that comprises an oxidizing breaker and a breaker activator that comprises a metal and a protein, allowing the viscosified treatment fluid to interact with the breaker composition, treating the subterranean formation with the viscosified treatment fluid, and allowing a viscosity of the viscosified treatment fluid to be reduced. Further, methods of reducing the viscosity of a viscosified treatment fluids and methods of activating oxidizing breakers are also provided.
摘要翻译：处理地下地层的方法，包括提供包含基础流体和胶凝剂的增稠的处理流体，提供包含氧化破碎剂和包含金属和蛋白质的破坏剂活化剂的破碎组合物，允许粘稠的处理流体相互作用利用破碎剂组合物，用增稠的处理流体处理地下地层，并允许减粘稠化处理流体的粘度。此外，还提供了降低稠化处理流体的粘度的方法和激活氧化断裂器的方法。

22. 发明申请

US20070251693A1 Compositions and methods for delivering an organic solvent to a downhole portion of a wellbore or to a portion of a pipeline 审中-公开
公开(公告)号：US20070251693A1
公开(公告)日：2007-11-01
申请号：US11787887
申请日：2007-04-18
申请人： Gary J. Cheramie , Richard W. Pauls
发明人： Gary J. Cheramie , Richard W. Pauls
IPC分类号： E21B37/00 , C09K8/524
CPC分类号： E21B37/06 , C09K8/26 , C09K8/524
摘要： A composition is provided for delivering an organic solvent to a downhole portion of a wellbore for the production of hydrocarbon or to a portion of a pipeline for the transmission of hydrocarbon. The composition comprises: (A) water; (B) a weighting agent; (C) an organic solvent that is immiscible with water; and (D) a surfactant adapted for forming an oil-external emulsion of the organic solvent and the water, wherein the surfactant is unstable to hydrolysis. The composition is formed to be an oil-external emulsion. The density of the composition is formulated to be greater than that of pure water at standard temperature and pressure. A method is provided for delivering an organic solvent to a downhole portion of a wellbore for the production of hydrocarbon or to a portion of a pipeline for the transmission of hydrocarbon. The method comprises the steps of: (A) forming a composition according to the invention; and (B) introducing the composition into the wellbore or into the pipeline.

23. 发明授权

US08622134B2 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：US08622134B2
公开(公告)日：2014-01-07
申请号：US12398314
申请日：2009-03-05
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： E21B43/04 , E21B43/26
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 plurality of particulates, a gelling agent, and one or more organic acids; introducing the treatment fluid into at least a portion of a subterranean formation; and depositing at least a portion of the particulates in a portion of the subterranean formation so as to form a gravel pack 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：提供包含基本水基液体，多个颗粒，胶凝剂和一种或多种有机酸的处理流体; 将处理流体引入至地下地层的至少一部分; 以及将所述颗粒的至少一部分沉积在所述地下地层的一部分中，以便在所述地层的一部分中形成砾石充填。

24. 发明授权

US08470747B2 Carboxylic acid and oxidizer clean-up compositions and associated methods of use in subterranean applications 有权
标题翻译：羧酸和氧化剂清除组合物及其在地下应用中的相关方法
公开(公告)号：US08470747B2
公开(公告)日：2013-06-25
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： C09K8/52
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。

25. 发明申请

US20120190595A1 Carboxylic Acid and Oxidizer Clean-Up Compositions and Associated Methods of Use in Subterranean Applications 有权
标题翻译：羧酸和氧化剂清理组合物和相关的地下应用方法
公开(公告)号：US20120190595A1
公开(公告)日：2012-07-26
申请号：US13438061
申请日：2012-04-03
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： C09K8/62 , C09K8/34
CPC分类号： C09K8/68 , C09K8/524 , C09K8/56 , C09K8/685 , C09K2208/26
摘要： Methods of reducing the viscosity of a viscosified treatment fluid; providing a clean-up composition comprising a carboxylic acid; a chlorite-based breaker system comprising an alkali metal compound and an activator wherein the activator comprises a metal and an amine. Placing a viscosified treatment fluid in a subterranean formation via a well bore penetrating the subterranean formation; first contacting the viscosified treatment fluid with the chlorite-based breaker; and then contacting the viscosified treatment fluid with the clean-up composition; and, allowing the viscosity of the viscosified treatment fluid to reduce.
摘要翻译：降低粘稠处理液粘度的方法; 提供包含羧酸的清洁组合物; 包含碱金属化合物和活化剂的亚氯酸盐基破碎剂体系，其中活化剂包括金属和胺。通过穿透地下地层的井眼将粘稠处理液置于地下地层中; 首先使稠化处理液与亚氯酸盐类破碎剂接触; 然后使粘稠化处理流体与净化组合物接触; 并且允许粘稠的处理流体的粘度降低。

26. 发明申请

US20120186811A1 METHODS FOR STIMULATING OIL OR GAS PRODUCTION USING A VISCOSIFIED AQUEOUS FLUID WITH A CHELATING AGENT TO REMOVE CALCIUM CARBONATE AND SIMILAR MATERIALS FROM THE MATRIX OF A FORMATION OR A PROPPANT PACK 审中-公开
标题翻译：用于使用粘合剂和粘合剂将粘性碳酸酯和类似材料从形成基质或特殊包装中除去的刺激油或气体生产的方法
公开(公告)号：US20120186811A1
公开(公告)日：2012-07-26
申请号：US13433511
申请日：2012-03-29
申请人： Thomas D. Welton , Richard W. Pauls
发明人： Thomas D. Welton , Richard W. Pauls
IPC分类号： E21B43/00
CPC分类号： C09K8/536 , C09K8/528 , C09K8/86
摘要： A method for treating a portion of a subterranean formation or a proppant pack is provided. In general, the method comprises the steps of: (A) forming or providing a treatment fluid comprising: (i) water; (ii) a chelating agent capable of forming a heterocyclic ring that contains a metal ion attached to at least two nonmetal ions; and (iii) a viscosity-increasing agent; and (B) introducing the treatment fluid into the wellbore under sufficient pressure to force the treatment fluid into the matrix of the formation or the proppant pack.
摘要翻译：提供了处理地层或支撑剂包的一部分的方法。通常，该方法包括以下步骤：（A）形成或提供处理流体，包括：（i）水; （ii）能够形成含有附着于至少两种非金属离子的金属离子的杂环的螯合剂; 和（iii）增粘剂; 和（B）在足够的压力下将处理流体引入井筒中以迫使处理流体进入地层或支撑剂包的基质。

27. 发明授权

US07888297B2 Compositions for reducing the viscosity of treatment fluids 有权
标题翻译：用于降低处理液粘度的组合物
公开(公告)号：US07888297B2
公开(公告)日：2011-02-15
申请号：US11030403
申请日：2005-01-06
申请人： Robert E. Hanes, Jr. , Richard W. Pauls , David E. Griffin , Keith A. Frost , John M. Terracina
发明人： Robert E. Hanes, Jr. , Richard W. Pauls , David E. Griffin , Keith A. Frost , John M. Terracina
IPC分类号： C09K8/90
CPC分类号： C09K8/68 , C09K8/64 , C09K8/703 , C09K8/706 , C09K2208/26
摘要： In one embodiment, the present invention provides a viscosified treatment fluid composition comprising a base fluid, a gelling agent, and a breaker composition that comprises an oxidizing breaker and a breaker activator that comprises a metal and a protein. In another embodiment, the present invention provides a viscosified treatment fluid composition comprising a base fluid, a gelling agent, and a breaker composition that comprises an oxidizing breaker and a breaker activator that comprises iron. In an embodiment, the present invention provides a breaker composition comprising an oxidizing breaker and a breaker activator that comprises a metal and a protein.
摘要翻译：在一个实施方案中，本发明提供了一种增稠的处理流体组合物，其包含基础流体，胶凝剂和破坏剂组合物，其包含氧化破坏剂和包含金属和蛋白质的破坏剂活化剂。在另一个实施方案中，本发明提供了一种粘稠的处理流体组合物，其包含基础流体，胶凝剂和破坏剂组合物，其包含氧化破坏剂和包含铁的破坏剂活化剂。在一个实施方案中，本发明提供了包含氧化破坏剂和包含金属和蛋白质的破坏剂活化剂的断路器组合物。

28. 发明授权

US07829508B2 Methods and compositions of controlling the rheology of a diutan-containing well treatment fluid at high temperatures 有权
标题翻译：在高温下控制含狄氏剂处理液的流变性的方法和组成
公开(公告)号：US07829508B2
公开(公告)日：2010-11-09
申请号：US12543244
申请日：2009-08-18
申请人： Richard W. Pauls , Ian D. Robb , Bobby J. Burns
发明人： Richard W. Pauls , Ian D. Robb , Bobby J. Burns
IPC分类号： C09K8/68 , 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。

29. 发明授权

US07727936B2 Acidic treatment fluids comprising xanthan and associated methods 有权
标题翻译：酸性处理液包含黄原胶和相关方法
公开(公告)号：US07727936B2
公开(公告)日：2010-06-01
申请号：US11891538
申请日：2007-08-10
申请人： Richard W. Pauls , Thomas D. Welton
发明人： Richard W. Pauls , Thomas D. Welton
IPC分类号： C09K8/60 , E21B43/16
CPC分类号： C09K8/76 , C09K8/74
摘要： Acidic treatment fluids used in industrial and/or subterranean operations, and more particularly, acidic treatment fluids comprising clarified xanthan gelling agents, and methods of use in industrial and/or subterranean operations, are provided. In one embodiment, the methods comprise: providing an acidic treatment fluid that comprises an aqueous base fluid, an acid, and a gelling agent that comprises clarified xanthan; and introducing the acidic treatment fluid into a portion of a subterranean formation.
摘要翻译：提供了在工业和/或地下操作中使用的酸性处理液，更具体地，包括澄清的黄原胶凝胶剂的酸性处理流体，以及在工业和/或地下操作中使用的方法。在一个实施方案中，所述方法包括：提供酸性处理流体，其包含碱性水溶液，酸和包含澄清的黄原胶的胶凝剂; 并将酸性处理流体引入地下地层的一部分。

30. 发明申请

US20100036017A1 Sealant Compositions Comprising Diutan and Associated Methods 有权
标题翻译：包含Diutan和相关方法的密封剂组合物
公开(公告)号：US20100036017A1
公开(公告)日：2010-02-11
申请号：US12570057
申请日：2009-09-30
申请人： Larry S. Eoff , Richard W. Pauls
发明人： Larry S. Eoff , Richard W. Pauls
IPC分类号： C09K8/44
CPC分类号： C09K8/426 , C04B28/02 , C09K8/428 , C09K8/44 , C09K8/467 , C09K8/508 , C09K8/5083 , C09K8/512 , C09K8/514 , C04B24/2652 , C04B24/38 , C04B24/383 , C04B24/163 , C04B14/062
摘要： Methods are provided comprising providing a sealant composition comprising an aqueous fluid, a diutan composition, at least one gel system, and a leak off prevention material; introducing the sealant composition into a well bore penetrating the subterranean formation; and allowing the sealant composition to form a seal.
摘要翻译：提供的方法包括提供包含含水流体，二萜组合物，至少一种凝胶体系和防泄漏材料的密封剂组合物; 将密封剂组合物引入穿透地下地层的井眼中; 并使密封剂组合物形成密封。

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