Compositions and methods for treatment of well bore tar
    1.
    发明授权
    Compositions and methods for treatment of well bore tar 有权
    井眼焦油的组合和方法

    公开(公告)号:US08752626B2

    公开(公告)日:2014-06-17

    申请号:US13329016

    申请日:2011-12-16

    IPC分类号: E21B43/22 E21B33/13 E21B7/28

    CPC分类号: C09K8/524 C09K8/04

    摘要: Of the many compositions and methods provided herein, one method includes contacting tar resident in a well bore with a tar stabilizer comprising an acrylonitrile-butadiene copolymer; and allowing the tar stabilizer to interact with the tar to at least partially reduce the tendency of the tar to adhere to a surface.

    摘要翻译: 在本文提供的许多组合物和方法中,一种方法包括将井眼中的焦油与包含丙烯腈 - 丁二烯共聚物的焦油稳定剂接触; 并且允许焦油稳定剂与焦油相互作用以至少部分地降低焦油粘附在表面上的倾向。