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    • 2. 发明申请
    • LOW-TOXICITY, POLYMERIZABLE AQUEOUS CONSOLIDATION COMPOSITIONS FOR USE IN SUBTERRANEAN FORMATION CONSOLIDATION TREATMENTS
    • 低毒性,可聚合的水合物组合物用于下层形成综合处理
    • WO2015038123A1
    • 2015-03-19
    • PCT/US2013/059356
    • 2013-09-12
    • HALLIBURTON ENERGY SERVICES, INC.
    • REDDY, B., RaghavaLIANG, FengNGUYEN, Philip, D.
    • C09K8/56C09K8/575E21B43/02
    • C09K8/575C09K8/68E21B43/26E21B43/267
    • Some embodiments herein described relate to method comprising : providing a portion of a subterranean formation comprising unconsolidated particulates; introducing a polymerizable aqueous consolidation composition into the portion of the subterranean formation so as to contact the unconsolidated particulates with the polymerizable aqueous consolidation composition, thereby creating coated, unconsolidated particulates; introducing a substantially solids-free, aqueous flush fluid into the portion of the subterranean formation so as to remove the polymerizable aqueous consolidation composition from interstitial spaces between the coated, unconsolidated particulates; introducing a water- soluble polymerization initiator composition into the portion of the subterranean formation so as to contact the coated, unconsolidated particulates; and consolidating the coated, unconsolidated particulates in the portion of the subterranean formation.
    • 本文描述的一些实施例涉及包括以下方法:提供包含未固结颗粒的地下地层的一部分; 将可聚合的水性固结组合物引入所述地层的所述部分中,以使所述未固结的颗粒与所述可聚合的水性固化组合物接触,由此产生涂覆的,未固化的颗粒; 将基本上不含固体的含水冲洗流体引入所述地层的所述部分中,以从所述涂覆的未松散颗粒之间的间隙中除去所述可聚合水性固结组合物; 将水溶性聚合引发剂组合物引入所述地层的所述部分中以与所述涂覆的未松散的颗粒接触; 并且将地下地层部分中的涂覆的,未固结的颗粒固结。
    • 3. 发明申请
    • MULTIFUNCTIONAL PARTICLES FOR DOWNHOLE FORMATION TREATMENTS
    • 多功能颗粒用于井下形成处理
    • WO2011133627A8
    • 2014-12-04
    • PCT/US2011033178
    • 2011-04-20
    • BAKER HUGHES INCCREWS JAMES BHUANG TIANPINGWILLINGHAM JOHN R
    • CREWS JAMES BHUANG TIANPINGWILLINGHAM JOHN R
    • C09K8/58E21B43/16
    • C09K8/506C09K8/575C09K8/665C09K8/68C09K8/70C09K2208/10C09K2208/30
    • An aqueous, viscoelastic fluid gelled with a viscosifier, e.g. a viscoelastic surfactant, is stabilized and improved with an effective amount of a particulate additive such as alkaline earth metal oxides, alkaline earth metal hydroxides, transition metal oxides, transition metal hydroxides, post- transition metal oxides, and post-transition metal hydroxides. These fluids are more stable and have a reduced or no tendency to precipitate, particularly at elevated temperatures, and may also help control fluid loss. These particulate additives have unique particle charges that use chemisorption, "crosslinking" and/or other chemistries to associate and stabilize the VES fluids, and also help trap or fixate formation fines when placed in a gravel pack or a proppant pack in a fracture. Some of these effects may be more pronounced the smaller the size of the particulate additive.
    • 用增粘剂凝胶化的水性粘弹性流体,例如粘合剂。 粘弹性表面活性剂通过有效量的微粒添加剂如碱土金属氧化物,碱土金属氢氧化物,过渡金属氧化物,过渡金属氢氧化物,后过渡金属氧化物和过渡金属氢氧化物而稳定和改善。 这些流体更稳定并且具有降低或不降低沉淀的倾向,特别是在升高的温度下,也可以帮助控制流体损失。 这些颗粒添加剂具有独特的颗粒电荷,其使用化学吸附,“交联”和/或其他化学物质来缔合和稳定VES流体,并且还可以在放置在裂缝中的砾石包装或支撑剂包中时有助于捕获或固定成形细粒。 这些效应中的一些可能更明显,颗粒添加剂的尺寸越小。
    • 4. 发明申请
    • MULTIFUNCTIONAL PARTICLES FOR DOWNHOLE FORMATION TREATMENTS
    • 多孔功能颗粒用于井下形成处理
    • WO2011133627A2
    • 2011-10-27
    • PCT/US2011/033178
    • 2011-04-20
    • BAKER HUGHES INCORPORATEDCREWS, James, B.HUANG, TianpingWILLINGHAM, John, R.
    • CREWS, James, B.HUANG, TianpingWILLINGHAM, John, R.
    • C09K8/58E21B43/16
    • C09K8/506C09K8/575C09K8/665C09K8/68C09K8/70C09K2208/10C09K2208/30
    • An aqueous, viscoelastic fluid gelled with a viscosifier, e.g. a viscoelastic surfactant, is stabilized and improved with an effective amount of a particulate additive such as alkaline earth metal oxides, alkaline earth metal hydroxides, transition metal oxides, transition metal hydroxides, post- transition metal oxides, and post-transition metal hydroxides. These fluids are more stable and have a reduced or no tendency to precipitate, particularly at elevated temperatures, and may also help control fluid loss. These particulate additives have unique particle charges that use chemisorption, "crosslinking" and/or other chemistries to associate and stabilize the VES fluids, and also help trap or fixate formation fines when placed in a gravel pack or a proppant pack in a fracture. Some of these effects may be more pronounced the smaller the size of the particulate additive.
    • 用增粘剂凝胶化的水性粘弹性流体。 粘弹性表面活性剂通过有效量的微粒添加剂如碱土金属氧化物,碱土金属氢氧化物,过渡金属氧化物,过渡金属氢氧化物,过渡金属氧化物和过渡金属氢氧化物而稳定和改善。 这些流体更稳定,并且具有减少或没有沉淀的倾向,特别是在升高的温度下,还可以帮助控制流体损失。 这些颗粒添加剂具有独特的颗粒电荷,其使用化学吸附,“交联”和/或其他化学物质来缔合和稳定VES流体,并且还可以在放置在裂缝中的砾石充填物或支撑剂包中时有助于捕获或固定成矿细粒。 这些效应中的一些可能更明显,颗粒添加剂的尺寸越小。