Expoxy Acid Based Biodegradable Set Retarder
    3.
    发明申请
    Expoxy Acid Based Biodegradable Set Retarder 失效
    基于超氧酸的生物降解型阻燃剂

    公开(公告)号:US20120196954A1

    公开(公告)日:2012-08-02

    申请号:US13433560

    申请日:2012-03-29

    IPC分类号: C09K8/467

    摘要: A cement composition or method of using the cement composition in a subterranean formation, the composition having: (A) cement; (B) water; and (C) a polymer, wherein the polymer: (i) comprises a monomer or monomers selected from the group consisting of epoxysuccinic acid, a substituted epoxysuccinic acid, and an alkali metal salt, alkaline earth metal salt, or ammonium salt of any of the foregoing, and any combination of any of the foregoing; (ii) has the following characteristics: (a) is water soluble; and (b) is biodegradable; and (iii) is capable of providing: (a) a thickening time of at least 2 hours for a test composition at a temperature of 190° F. and a pressure of 5,160 psi; and (b) an initial setting time of less than 24 hours for the test composition at a temperature of 217° F. and a pressure of 3,000 psi.

    摘要翻译: 一种在地层中使用该水泥组合物的水泥组合物或方法,该组合物具有:(A)水泥; (B)水; 和(C)聚合物,其中所述聚合物:(i)包含选自环氧琥珀酸,取代的环氧琥珀酸和碱金属盐,碱土金属盐或铵盐中的任何一种的单体或单体 前述内容,以及任何前述内容的任何组合; (ii)具有以下特征:(a)是水溶性的; 和(b)是可生物降解的; 和(iii)能够提供:(a)在190°F的温度和5,160psi的压力下对于测试组合物的至少2小时的增稠时间; 和(b)测试组合物在217°F的温度和3,000psi的压力下的初始凝固时间小于24小时。

    EPOXY ACID BASED BIODEGRADABLE SET RETARDER FOR A CEMENT COMPOSITION
    4.
    发明申请
    EPOXY ACID BASED BIODEGRADABLE SET RETARDER FOR A CEMENT COMPOSITION 有权
    用于水泥组合物的基于环氧基的生物可降解组合物

    公开(公告)号:US20110203796A1

    公开(公告)日:2011-08-25

    申请号:US12711945

    申请日:2010-02-24

    IPC分类号: E21B33/13 C09K8/42

    摘要: Compositions and methods according to the invention are directed to a cement composition for use in a subterranean formation. The cement composition comprises: (A) cement; (B) water; and (C) a polymer, wherein the polymer: (i) comprises a monomer or monomers selected from the group consisting of epoxysuccinic acid, a substituted epoxysuccinic acid, and an alkali metal salt, alkaline earth metal salt, or ammonium salt of any of the foregoing, and any combination of any of the foregoing; (ii) has the following characteristics: (a) is water soluble; and (b) is biodegradable; and (iii) is capable of providing: (a) a thickening time of at least 2 hours for a test composition at a temperature of 190° F. and a pressure of 5,160 psi; and (b) an initial setting time of less than 24 hours for the test composition at a temperature of 217° F. and a pressure of 3,000 psi, wherein the test composition consists of 860 grams of Class-H Portland cement, 325 grams of deionized water, and 0.4% by weight of the cement of the polymer. The method comprises the steps of: (A) introducing the cement composition into the subterranean formation; and (B) allowing the cement composition to set after introduction into the subterranean formation.

    摘要翻译: 根据本发明的组合物和方法涉及用于地下地层的水泥组合物。 水泥组合物包括:(A)水泥; (B)水; 和(C)聚合物,其中所述聚合物:(i)包含选自环氧琥珀酸,取代的环氧琥珀酸和碱金属盐,碱土金属盐或铵盐中的任何一种的单体或单体 前述内容,以及任何前述内容的任何组合; (ii)具有以下特征:(a)是水溶性的; 和(b)是可生物降解的; 和(iii)能够提供:(a)在190°F的温度和5,160psi的压力下对于测试组合物的至少2小时的增稠时间; 和(b)测试组合物在217°F的温度和3,000psi的压力下的初始凝固时间小于24小时,其中测试组合物由860克H类波特兰水泥,325克 去离子水和0.4重量%的聚合物的水泥。 该方法包括以下步骤:(A)将水泥组合物引入地层; 和(B)允许水泥组合物在引入地层之后凝固。

    Biodegradable set retarder for a cement composition
    6.
    发明授权
    Biodegradable set retarder for a cement composition 有权
    用于水泥组合物的可生物降解的阻滞剂

    公开(公告)号:US08869895B2

    公开(公告)日:2014-10-28

    申请号:US12633507

    申请日:2009-12-08

    IPC分类号: E21B33/13 C09K8/00 C04B14/00

    摘要: Compositions and methods are directed to a cement composition for use in a subterranean formation. In an embodiment the cement composition comprises: (A) cement; (B) water; and (C) a polymer, wherein the polymer: (i) consists essentially of a monomer or monomers selected from the group consisting of acrylic acid, esters of acrylic acid, maleic acid, methacrylic acid, esters of methacrylic acid, itaconic acid, fumeric acid, citraconic acid, mesoconic acid, and any alkali metal, alkaline earth metal, or ammonium salt of any of the foregoing, and any combination of any of the foregoing; (ii) has the following characteristics: (a) is water soluble; and (b) is biodegradable; and (iii) is capable of providing: (a) a thickening time of at least 2 hours for a test composition maintained under a temperature condition of 190° F. and a pressure of 5,160 psi; and (b) an initial setting time of less than 24 hours for the test composition maintained under a temperature condition of 217° F. and a pressure of 3,000 psi, wherein the test composition consists of 860 grams of Class-H Portland cement, 325 grams of deionized water, and 0.4% by weight of the cement of the polymer. In another embodiment the method comprises the steps of: (A) introducing the cement composition into the subterranean formation; and (B) allowing the cement composition to set after introduction into the subterranean formation.

    摘要翻译: 组合物和方法涉及用于地下地层的水泥组合物。 在一个实施方案中,水泥组合物包含:(A)水泥; (B)水; 和(C)聚合物,其中聚合物:(i)基本上由选自丙烯酸,丙烯酸的酯,马来酸,甲基丙烯酸,甲基丙烯酸的酯,衣康酸,数字的单体或单体组成 酸,柠康酸,中糖酸,以及任何上述任何一种的碱金属,碱土金属或铵盐,以及任何前述的任何组合; (ii)具有以下特征:(a)是水溶性的; 和(b)是可生物降解的; 和(iii)能够提供:(a)在190°F的温度条件和5,160psi的压力下保持的测试组合物的至少2小时的增稠时间; 和(b)在217°F的温度条件下保持的测试组合物的初始凝固时间小于24小时,并且压力为3,000psi,其中测试组合物由860克H类波特兰水泥,325 克的去离子水和0.4重量%的聚合物的水泥。 在另一个实施方案中,该方法包括以下步骤:(A)将水泥组合物引入地层; 和(B)允许水泥组合物在引入地层之后凝固。

    Epoxy acid based biodegradable set retarder for a cement composition
    9.
    发明授权
    Epoxy acid based biodegradable set retarder for a cement composition 有权
    用于水泥组合物的环氧酸基可生物降解阻滞剂

    公开(公告)号:US08327938B2

    公开(公告)日:2012-12-11

    申请号:US12711945

    申请日:2010-02-24

    IPC分类号: E21B33/13

    摘要: Compositions and methods according to the invention are directed to a cement composition for use in a subterranean formation. The cement composition comprises: (A) cement; (B) water; and (C) a polymer, wherein the polymer: (i) comprises a monomer or monomers selected from the group consisting of epoxysuccinic acid, a substituted epoxysuccinic acid, and an alkali metal salt, alkaline earth metal salt, or ammonium salt of any of the foregoing, and any combination of any of the foregoing; (ii) has the following characteristics: (a) is water soluble; and (b) is biodegradable; and (iii) is capable of providing: (a) a thickening time of at least 2 hours for a test composition at a temperature of 190° F. and a pressure of 5,160 psi; and (b) an initial setting time of less than 24 hours for the test composition at a temperature of 217° F. and a pressure of 3,000 psi, wherein the test composition consists of 860 grams of Class-H Portland cement, 325 grams of deionized water, and 0.4% by weight of the cement of the polymer. The method comprises the steps of: (A) introducing the cement composition into the subterranean formation; and (B) allowing the cement composition to set after introduction into the subterranean formation.

    摘要翻译: 根据本发明的组合物和方法涉及用于地下地层的水泥组合物。 水泥组合物包括:(A)水泥; (B)水; 和(C)聚合物,其中所述聚合物:(i)包含选自环氧琥珀酸,取代的环氧琥珀酸和碱金属盐,碱土金属盐或铵盐中的任何一种的单体或单体 前述内容,以及任何前述内容的任何组合; (ii)具有以下特征:(a)是水溶性的; 和(b)是可生物降解的; 和(iii)能够提供:(a)在190°F的温度和5,160psi的压力下对于测试组合物的至少2小时的增稠时间; 和(b)测试组合物在217°F的温度和3,000psi的压力下的初始凝固时间小于24小时,其中测试组合物由860克H类波特兰水泥,325克 去离子水和0.4重量%的聚合物的水泥。 该方法包括以下步骤:(A)将水泥组合物引入地层; 和(B)允许水泥组合物在引入地层之后凝固。