Wellbore servicing compositions
    2.
    发明授权
    Wellbore servicing compositions 有权
    Wellbore维修组合

    公开(公告)号:US07462234B2

    公开(公告)日:2008-12-09

    申请号:US11691395

    申请日:2007-03-26

    IPC分类号: C04B7/32

    摘要: A wellbore servicing comprising a calcium aluminate cement and at least one gelation inhibitor wherein the calcium aluminate cement comprises less than about 50 wt. % alumina, greater than about 2 wt. % iron oxide, or both. A wellbore servicing composition comprising calcium aluminate cement and a gelation inhibitor, wherein the gelation inhibitor comprises a copolymer comprising one or more sulfonated aromatic monomers and one or more acrylate monomers. A wellbore servicing composition comprising calcium aluminate cement and a gelation inhibitor, wherein the gelation inhibitor comprises a copolymer comprising alkylbenzene sulfonic acid, at least one methally sulfonic acid monomer; at least one copolymerizable nonionic monomer, and at least one copolymerizable olefinically unsaturated carboxylic acid monomer.

    摘要翻译: 一种井筒维修,包括铝酸钙水泥和至少一种凝胶抑制剂,其中铝酸钙水泥包含小于约50wt。 %氧化铝,大于约2重量% 或氧化铁,或两者。 一种包含铝酸钙水泥和凝胶抑制剂的井筒维修组合物,其中所述凝胶化抑制剂包括含有一种或多种磺化芳族单体和一种或多种丙烯酸酯单体的共聚物。 一种包含铝酸钙水泥和凝胶抑制剂的井筒维修组合物,其中所述凝胶化抑制剂包括含有烷基苯磺酸,至少一种甲基磺酸单体的共聚物; 至少一种可共聚的非离子单体和至少一种可共聚的烯属不饱和羧酸单体。

    METHODS OF USING WELLBORE SERVICING COMPOSITIONS
    3.
    发明申请
    METHODS OF USING WELLBORE SERVICING COMPOSITIONS 有权
    使用井筒维修组合物的方法

    公开(公告)号:US20080236826A1

    公开(公告)日:2008-10-02

    申请号:US11691394

    申请日:2007-03-26

    IPC分类号: E21B33/13 C09K8/00

    摘要: A method of servicing a wellbore comprising placing in the wellbore a composition comprising a calcium aluminate cement and at least one gelation inhibitor, and allowing the composition to set. A method of servicing a wellbore comprising adjusting the thickening time of calcium aluminate cement by contacting the cement with a salt and a gelation inhibitor, wherein the gelation inhibitor comprises a copolymer comprising one or more sulfonated aromatic monomers and one or more acrylate monomers, placing the cement in the wellbore, and allowing the cement to set. A method of servicing a wellbore comprising preventing premature gelation of calcium aluminate cement by contacting the calcium aluminate cement with a gelation inhibitor comprising a copolymer, wherein the copolymer comprises alkylbenzene sulfonic acid, at least one methallyl sulfonic acid monomer, at least one copolymerizable nonionic monomer, and at least one copolymerizable olefinically unsaturated carboxylic acid monomer, placing the cement in the wellbore, and allowing the cement to set.

    摘要翻译: 一种维修井孔的方法,包括将井眼中的包含铝酸钙水泥和至少一种凝胶化抑制剂的组合物放置在井眼中,并使组合物凝固。 一种维修井孔的方法,包括通过使水泥与盐和凝胶化抑制剂接触来调节铝酸钙水泥的增稠时间,其中所述凝胶化抑制剂包括含有一种或多种磺化芳族单体和一种或多种丙烯酸酯单体的共聚物, 水泥在井眼中,并允许水泥固化。 一种维修井筒的方法,其包括通过使铝酸钙水泥与包含共聚物的凝胶抑制剂接触来防止铝酸钙胶泥的过早凝胶化,其中所述共聚物包含烷基苯磺酸,至少一种甲代烯丙基磺酸单体,至少一种可共聚的非离子单体 ,和至少一种可共聚的烯属不饱和羧酸单体,将水泥放置在井眼中,并允许水泥固化。

    WELLBORE SERVICING COMPOSITIONS
    4.
    发明申请
    WELLBORE SERVICING COMPOSITIONS 有权
    维尔服务组合

    公开(公告)号:US20080236451A1

    公开(公告)日:2008-10-02

    申请号:US11691395

    申请日:2007-03-26

    IPC分类号: C04B28/06

    摘要: A wellbore servicing comprising a calcium aluminate cement and at least one gelation inhibitor wherein the calcium aluminate cement comprises less than about 50 wt. % alumina, greater than about 2 wt. % iron oxide, or both. A wellbore servicing composition comprising calcium aluminate cement and a gelation inhibitor, wherein the gelation inhibitor comprises a copolymer comprising one or more sulfonated aromatic monomers and one or more acrylate monomers. A wellbore servicing composition comprising calcium aluminate cement and a gelation inhibitor, wherein the gelation inhibitor comprises a copolymer comprising alkylbenzene sulfonic acid, at least one methallyl sulfonic acid monomer; at least one copolymerizable nonionic monomer, and at least one copolymerizable olefinically unsaturated carboxylic acid monomer.

    摘要翻译: 一种井筒维修,包括铝酸钙水泥和至少一种凝胶抑制剂,其中铝酸钙水泥包含小于约50wt。 %氧化铝,大于约2重量% 或氧化铁,或两者。 一种包含铝酸钙水泥和凝胶抑制剂的井筒维修组合物,其中所述凝胶化抑制剂包括含有一种或多种磺化芳族单体和一种或多种丙烯酸酯单体的共聚物。 一种井筒维修组合物,其包含铝酸钙水泥和凝胶化抑制剂,其中所述凝胶化抑制剂包括含有烷基苯磺酸,至少一种甲代烯丙基磺酸单体的共聚物; 至少一种可共聚的非离子单体和至少一种可共聚的烯属不饱和羧酸单体。

    Methods of using wellbore servicing compositions
    5.
    发明授权
    Methods of using wellbore servicing compositions 有权
    使用井筒维修组合物的方法

    公开(公告)号:US07530395B2

    公开(公告)日:2009-05-12

    申请号:US11691394

    申请日:2007-03-26

    IPC分类号: E21B33/138 C04B7/32

    摘要: A method of servicing a wellbore comprising placing in the wellbore a composition comprising a calcium aluminate cement and at least one gelation inhibitor, and allowing the composition to set. A method of servicing a wellbore comprising adjusting the thickening time of calcium aluminate cement by contacting the cement with a salt and a gelation inhibitor, wherein the gelation inhibitor comprises a copolymer comprising one or more sulfonated aromatic monomers and one or more acrylate monomers, placing the cement in the wellbore, and allowing the cement to set. A method of servicing a wellbore comprising preventing premature gelation of calcium aluminate cement by contacting the calcium aluminate cement with a gelation inhibitor comprising a copolymer, wherein the copolymer comprises alkylbenzene sulfonic acid, at least one methallyl sulfonic acid monomer, at least one copolymerizable nonionic monomer, and at least one copolymerizable olefinically unsaturated carboxylic acid monomer, placing the cement in the wellbore, and allowing the cement to set.

    摘要翻译: 一种维修井孔的方法,包括将井眼中的包含铝酸钙水泥和至少一种凝胶化抑制剂的组合物放置在井眼中,并使组合物凝固。 一种维修井孔的方法,包括通过使水泥与盐和凝胶化抑制剂接触来调节铝酸钙水泥的增稠时间,其中所述凝胶化抑制剂包括含有一种或多种磺化芳族单体和一种或多种丙烯酸酯单体的共聚物, 水泥在井眼中,并允许水泥固化。 一种维修井筒的方法,其包括通过使铝酸钙水泥与包含共聚物的凝胶抑制剂接触来防止铝酸钙胶泥的过早凝胶化,其中所述共聚物包含烷基苯磺酸,至少一种甲代烯丙基磺酸单体,至少一种可共聚的非离子单体 ,和至少一种可共聚的烯属不饱和羧酸单体,将水泥放置在井眼中,并允许水泥固化。

    Methods of generating gas in well fluids
    10.
    发明授权
    Methods of generating gas in well fluids 有权
    在井液中产生气体的方法

    公开(公告)号:US07156175B2

    公开(公告)日:2007-01-02

    申请号:US10789712

    申请日:2004-02-27

    IPC分类号: E21B43/22 E21B43/27

    CPC分类号: C09K8/38

    摘要: The present invention relates to methods of chemically generating gas in aqueous fluids utilized in the drilling and completion of wells such as drilling fluids, spacer fluids, and aqueous acid solutions. In one embodiment, the invention provides a method of preventing the formation of fractures in a subterranean formation during a drilling operation. In other embodiments, the present invention provides methods of separating a first fluid and a second fluid in a subterranean formation; methods of forming lightweight well treatment fluids; methods of enhancing the permeability of a subterranean zone; lightweight drilling fluids; lightweight spacer fluids; foamed aqueous acidic well treatment fluids; and methods of making foamed aqueous and aqueous acidic well treatment fluids.

    摘要翻译: 本发明涉及在钻井液,间隔液和含水酸溶液的钻井和完井中使用的含水流体中化学产生气体的方法。 在一个实施例中,本发明提供了一种在钻井操作期间防止在地层中形成裂缝的方法。 在其它实施例中,本发明提供了分离地下地层中的第一流体和第二流体的方法; 形成轻型井处理液的方法; 提高地下区域渗透性的方法; 轻型钻井液; 轻质间隔液; 发泡水性酸性处理液; 以及制造发泡的含水和酸性水溶液的处理流体的方法。