Aqueous gelable compositions with delayed gelling times
    1.
    发明授权
    Aqueous gelable compositions with delayed gelling times 有权
    具有延迟胶凝时间的水性胶凝组合物

    公开(公告)号:US6166103A

    公开(公告)日:2000-12-26

    申请号:US217757

    申请日:1998-12-21

    IPC分类号: C09K8/512 C09K7/02

    CPC分类号: C09K8/512

    摘要: An aqueous gelable composition containing an organic, water soluble polymer cross-linkable with a multivalent cation and a retarded cross-linking system consisting essentially of chromium trichloride and monosodium glutamate and a method for reducing the permeability of the subterranean formation using the composition.

    摘要翻译: 含有可与多价阳离子交联的有机水溶性聚合物和基本上由三氯化铬和谷氨酸一钠组成的延迟交联体系的水性可胶凝组合物,以及使用该组合物降低地层渗透性的方法。