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1.发明授权公开(公告)号：US08322421B2
公开(公告)日：2012-12-04
申请号：US12717004
申请日：2010-03-03
IPC分类号： E21B33/138 , E21B43/22
CPC分类号： C09K8/512 , C09K8/5083 , C09K8/882 , C09K8/887
摘要： According to one embodiment, a treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a Lewis acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition. According to another embodiment, a method for blocking the permeability of a portion of a subterranean formation penetrated by a wellbore is provided, the method including the steps of: (a) selecting the portion of the subterranean formation to be treated; (b) selecting estimated treatment conditions, wherein the estimated treatment conditions comprise temperature over a treatment time; (c) forming a treatment fluid that is a crosslinkable polymer composition comprising: (i) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (ii) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (iii) a Lewis acid; and (iv) water; (d) selecting the water-soluble polymer, the crosslinker, the Lewis acid, and the water, and the proportions thereof, such that the gelation time of the treatment fluid is at least 1 hour when tested under the estimated treatment conditions; and (e) injecting the treatment fluid through the wellbore into the portion of the subterranean formation.
摘要翻译： 根据一个实施方案，用于井的处理流体包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）路易斯酸; 和（d）水; 其中所述处理流体是可交联聚合物组合物。 根据另一个实施例，提供了一种用于阻挡由井眼穿透的地下地层的一部分渗透性的方法，所述方法包括以下步骤：（a）选择待处理的地层的部分; （b）选择估计的治疗条件，其中估计的治疗条件包括治疗时间以上的温度; （c）形成作为可交联聚合物组合物的处理流体，其包含：（i）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （ii）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （iii）路易斯酸; 和（iv）水; （d）选择水溶性聚合物，交联剂，路易斯酸和水及其比例，使得在估计的处理条件下进行试验时，处理液的凝胶化时间至少为1小时; 和（e）将处理流体通过井眼注入到地层的部分中。
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2.发明授权Salt of weak bronsted base and bronsted acid as gelation retarder for crosslinkable polymer compositions 有权弱青铜碱和青铜酸的盐作为可交联聚合物组合物的凝胶阻滞剂公开(公告)号：US09284478B2
公开(公告)日：2016-03-15
申请号：US12716979
申请日：2010-03-03
CPC分类号： C09K8/5083 , C09K8/512 , C09K8/882 , C09K8/887
摘要： According to one embodiment, a treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a salt of a weak Bronsted base and a Bronsted acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition. According to another embodiment, a method for blocking the permeability of a portion of a subterranean formation penetrated by a wellbore is provided, the method including the steps of: (a) selecting the portion of the subterranean formation to be treated; (b) selecting estimated treatment conditions, wherein the estimated treatment conditions comprise temperature over a treatment time; (c) forming a treatment fluid that is a crosslinkable polymer composition comprising: (i) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (ii) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (iii) a salt of a weak Bronsted base and a Bronsted acid; and (iv) water; (d) selecting the water-soluble polymer, the crosslinker, the salt of a weak Bronsted base and a Bronsted acid, and the water, and the proportions thereof, such that the gelation time of the treatment fluid is at least 1 hour when tested under the estimated treatment conditions; and (e) injecting the treatment fluid through the wellbore into the portion of the subterranean formation.
摘要翻译： 根据一个实施方案，用于井的处理流体包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）弱布朗斯台德碱和布朗斯台德酸的盐; 和（d）水; 其中所述处理流体是可交联聚合物组合物。 根据另一个实施例，提供了一种用于阻挡由井眼穿透的地下地层的一部分渗透性的方法，所述方法包括以下步骤：（a）选择待处理的地层的部分; （b）选择估计的治疗条件，其中估计的治疗条件包括治疗时间以上的温度; （c）形成作为可交联聚合物组合物的处理流体，其包含：（i）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯键式不饱和极性单体的聚合物; （ii）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （iii）弱布朗斯台德碱和布朗斯台德酸的盐; 和（iv）水; （d）选择水溶性聚合物，交联剂，弱布朗斯台德碱和布朗斯台德酸的盐以及水及其比例，使得当测试时处理液的凝胶化时间至少为1小时 在估计治疗条件下; 和（e）将处理流体通过井眼注入到地层的部分中。
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3.发明申请LEWIS ACID AS GELATION RETARDER FOR CROSSLINKABLE POLYMER COMPOSITIONS 有权LEWIS ACID作为可交联聚合物组合物的凝胶阻滞剂公开(公告)号：US20110214867A1
公开(公告)日：2011-09-08
申请号：US12717004
申请日：2010-03-03
CPC分类号： C09K8/512 , C09K8/5083 , C09K8/882 , C09K8/887
摘要： According to one embodiment, a treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a Lewis acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition. According to another embodiment, a method for blocking the permeability of a portion of a subterranean formation penetrated by a wellbore is provided, the method including the steps of: (a) selecting the portion of the subterranean formation to be treated; (b) selecting estimated treatment conditions, wherein the estimated treatment conditions comprise temperature over a treatment time; (c) forming a treatment fluid that is a crosslinkable polymer composition comprising: (i) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (ii) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (iii) a Lewis acid; and (iv) water; (d) selecting the water-soluble polymer, the crosslinker, the Lewis acid, and the water, and the proportions thereof, such that the gelation time of the treatment fluid is at least 1 hour when tested under the estimated treatment conditions; and (e) injecting the treatment fluid through the wellbore into the portion of the subterranean formation.
摘要翻译： 根据一个实施方案，用于井的处理流体包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）路易斯酸; 和（d）水; 其中所述处理流体是可交联聚合物组合物。 根据另一个实施例，提供了一种用于阻挡由井眼穿透的地下地层的一部分渗透性的方法，所述方法包括以下步骤：（a）选择待处理的地层的部分; （b）选择估计的治疗条件，其中估计的治疗条件包括治疗时间以上的温度; （c）形成作为可交联聚合物组合物的处理流体，其包含：（i）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （ii）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （iii）路易斯酸; 和（iv）水; （d）选择水溶性聚合物，交联剂，路易斯酸和水及其比例，使得在估计的处理条件下进行试验时，处理液的凝胶化时间至少为1小时; 和（e）将处理流体通过井眼注入到地层的部分中。
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4.发明授权Weak organic acid as gelation retarder for crosslinkable polymer compositions 有权弱有机酸作为交联聚合物组合物的凝胶阻滞剂公开(公告)号：US08522874B2
公开(公告)日：2013-09-03
申请号：US12716951
申请日：2010-03-03
CPC分类号： C09K8/5083 , C09K8/512 , C09K8/882 , C09K8/887
摘要： A treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a weak organic acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition.
摘要翻译： 用于井的处理流体包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）弱有机酸; 和（d）水; 其中所述处理流体是可交联聚合物组合物。
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5.发明申请LEWIS ACID AS GELATION RETARDER FOR CROSSLINKABLE POLYMER COMPOSITIONS 有权LEWIS ACID作为可交联聚合物组合物的凝胶阻滞剂公开(公告)号：US20130056199A1
公开(公告)日：2013-03-07
申请号：US13665151
申请日：2012-10-31
CPC分类号： C09K8/512 , C09K8/5083 , C09K8/882 , C09K8/887
摘要： A treatment fluid for a well including: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a Lewis acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition. According to an embodiment, a method for blocking the permeability of a portion of a subterranean formation penetrated by a wellbore is provided, the method including the steps of: (a) selecting the portion of the subterranean formation to be treated; (b) selecting estimated treatment conditions, wherein the estimated treatment conditions comprise temperature over a treatment time; (c) forming the treatment fluid; and (d) injecting the treatment fluid through the wellbore into the portion of the subterranean formation.
摘要翻译： 一种用于井的处理流体，包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）路易斯酸; 和（d）水; 其中所述处理流体是可交联聚合物组合物。 根据一个实施例，提供了一种用于阻挡由井眼穿透的地下地层的一部分渗透性的方法，所述方法包括以下步骤：（a）选择待处理的地层的部分; （b）选择估计的治疗条件，其中估计的治疗条件包括治疗时间以上的温度; （c）形成处理液; 和（d）将处理流体通过井眼注入到地层的部分中。
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6.发明授权公开(公告)号：US08273690B2
公开(公告)日：2012-09-25
申请号：US11592484
申请日：2006-11-03
CPC分类号： C09K8/5083 , C09K8/512 , C09K8/514
摘要： Crosslinkable-polymer compositions that comprise a chitosan-based compound and a phenol source, and associated methods, are provided. Various methods of use are also provided. In one embodiment, the methods comprise providing a crosslinkable-polymer composition comprising an aqueous fluid, a chitosan-based compound, a chitosan-reacting polymer, and a phenol source; introducing the crosslinkable-polymer composition into the portion of the subterranean formation; and allowing the crosslinkable-polymer composition to form a crosslinked gel in the portion of the subterranean formation.
摘要翻译： 提供了包含基于壳聚糖的化合物和酚源的可交联聚合物组合物及其相关方法。 还提供了各种使用方法。 在一个实施方案中，所述方法包括提供包含水性流体，基于壳聚糖的化合物，壳聚糖反应的聚合物和酚源的可交联聚合物组合物; 将可交联聚合物组合物引入到地层的部分中; 并允许可交联聚合物组合物在地层的部分中形成交联凝胶。
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7.发明授权公开(公告)号：US07325613B2
公开(公告)日：2008-02-05
申请号：US11592339
申请日：2006-11-03
IPC分类号： E21B43/27
CPC分类号： C09K8/512 , C08K5/09 , C08K5/42 , C08L5/08 , C08L33/26 , C08L67/00 , C09K8/5083 , C09K8/514 , C09K8/5753 , C09K8/5756 , C09K8/5758 , C09K8/72 , C08L2666/18 , C08L2666/04 , C08L2666/02 , C08L2666/14 , C08L2666/26
摘要： Crosslinkable-polymer compositions that comprise a chitosan-based compound and a phenol source, and associated methods, are provided. Various methods of use are also provided. In one embodiment, the methods comprise providing a crosslinkable-polymer composition comprising an aqueous fluid, a chitosan-based compound, a chitosan-reacting polymer, and a phenol source; introducing the crosslinkable-polymer composition into the portion of the subterranean formation; and allowing the crosslinkable-polymer composition to form a crosslinked gel in the portion of the subterranean formation.
摘要翻译： 提供了包含基于壳聚糖的化合物和酚源的可交联聚合物组合物及其相关方法。 还提供了各种使用方法。 在一个实施方案中，所述方法包括提供包含水性流体，基于壳聚糖的化合物，壳聚糖反应的聚合物和酚源的可交联聚合物组合物; 将可交联聚合物组合物引入到地层的部分中; 并允许可交联聚合物组合物在地层的部分中形成交联凝胶。
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8.发明申请WEAK ORGANIC ACID AS GELATION RETARDER FOR CROSSLINKABLE POLYMER COMPOSITIONS 有权弱有机酸作为可交联聚合物组合物的凝胶阻滞剂公开(公告)号：US20110214865A1
公开(公告)日：2011-09-08
申请号：US12716951
申请日：2010-03-03
CPC分类号： C09K8/5083 , C09K8/512 , C09K8/882 , C09K8/887
摘要： According to one embodiment, a treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a weak organic acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition. According to another embodiment, a method for blocking the permeability of a portion of a subterranean formation penetrated by a wellbore is provided, the method including the steps of: (a) selecting the portion of the subterranean formation to be treated; (b) selecting estimated treatment conditions, wherein the estimated treatment conditions comprise temperature over a treatment time; (c) forming a treatment fluid that is a crosslinkable polymer composition comprising: (i) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (ii) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (iii) a weak organic acid; and (iv) water; (d) selecting the water-soluble polymer, the crosslinker, the weak organic acid, and the water, and the proportions thereof, such that the gelation time of the treatment fluid is at least 1 hour when tested under the estimated treatment conditions; and (e) injecting the treatment fluid through the wellbore into the portion of the subterranean formation.
摘要翻译： 根据一个实施方案，用于井的处理流体包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）弱有机酸; 和（d）水; 其中所述处理流体是可交联聚合物组合物。 根据另一个实施例，提供了一种用于阻挡由井眼穿透的地下地层的一部分渗透性的方法，所述方法包括以下步骤：（a）选择待处理的地层的部分; （b）选择估计的治疗条件，其中估计的治疗条件包括治疗时间以上的温度; （c）形成作为可交联聚合物组合物的处理流体，其包含：（i）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （ii）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （iii）弱有机酸; 和（iv）水; （d）选择水溶性聚合物，交联剂，弱有机酸和水及其比例，使得在估计的处理条件下进行试验时，处理流体的凝胶化时间至少为1小时; 和（e）将处理流体通过井眼注入到地层的部分中。
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9.发明申请SALT OF WEAK BRONSTED BASE AND BRONSTED ACID AS GELATION RETARDER FR CROSSLINKABLE POLYMER COMPOSITIONS 有权弱碱性碱和琥珀酸盐作为凝胶阻滞剂FR可交联聚合物组合物公开(公告)号：US20110214866A1
公开(公告)日：2011-09-08
申请号：US12716979
申请日：2010-03-03
CPC分类号： C09K8/5083 , C09K8/512 , C09K8/882 , C09K8/887
摘要： According to one embodiment, a treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (b) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (c) a salt of a weak Bronsted base and a Bronsted acid; and (d) water; wherein the treatment fluid is a crosslinkable polymer composition. According to another embodiment, a method for blocking the permeability of a portion of a subterranean formation penetrated by a wellbore is provided, the method including the steps of: (a) selecting the portion of the subterranean formation to be treated; (b) selecting estimated treatment conditions, wherein the estimated treatment conditions comprise temperature over a treatment time; (c) forming a treatment fluid that is a crosslinkable polymer composition comprising: (i) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically unsaturated polar monomer; (ii) an organic crosslinker comprising amine groups, wherein the organic crosslinker is capable of crosslinking the water-soluble polymer; (iii) a salt of a weak Bronsted base and a Bronsted acid; and (iv) water; (d) selecting the water-soluble polymer, the crosslinker, the salt of a weak Bronsted base and a Bronsted acid, and the water, and the proportions thereof, such that the gelation time of the treatment fluid is at least 1 hour when tested under the estimated treatment conditions; and (e) injecting the treatment fluid through the wellbore into the portion of the subterranean formation.
摘要翻译： 根据一个实施方案，用于井的处理流体包括：（a）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （b）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （c）弱布朗斯台德碱和布朗斯台德酸的盐; 和（d）水; 其中所述处理流体是可交联聚合物组合物。 根据另一个实施例，提供了一种用于阻挡由井眼穿透的地下地层的一部分渗透性的方法，所述方法包括以下步骤：（a）选择待处理的地层的部分; （b）选择估计的治疗条件，其中估计的治疗条件包括治疗时间以上的温度; （c）形成作为可交联聚合物组合物的处理流体，其包含：（i）水溶性聚合物，其中所述水溶性聚合物包含至少一种非酸性烯属不饱和极性单体的聚合物; （ii）包含胺基的有机交联剂，其中所述有机交联剂能够交联所述水溶性聚合物; （iii）弱布朗斯台德碱和布朗斯台德酸的盐; 和（iv）水; （d）选择水溶性聚合物，交联剂，弱布朗斯台德碱和布朗斯台德酸的盐以及水及其比例，使得当测试时处理液的凝胶化时间至少为1小时 在估计治疗条件下; 和（e）将处理流体通过井眼注入到地层的部分中。
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10.发明授权公开(公告)号：US06981552B2
公开(公告)日：2006-01-03
申请号：US10394461
申请日：2003-03-21
IPC分类号： E21B43/00
摘要： The present invention provides a well treatment fluid containing water, a amine-based polymer, and an oxidized polysaccharide-based polymer. The oxidized polysaccharide-based polymer is able to crosslink with the amine-based polymer and produce a gel having a viscosity of greater than about 20 cp, measured at a pH of about 4 to about 7 and at STP. The present invention also provides a method of treating a subterranean formation penetrated by a wellbore comprising the steps of: (a) forming the well treatment fluid, and (b) contacting the subterranean formation with the fluid.
摘要翻译： 本发明提供一种含有水，胺类聚合物和氧化多糖类聚合物的良好处理流体。 氧化的多糖类聚合物能够与胺类聚合物交联并产生粘度大于约20cp的凝胶，其在约4至约7的pH和STP下测量。 本发明还提供了一种处理井眼穿透的地层的方法，包括以下步骤：（a）形成井处理流体，和（b）使地层与流体接触。
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