发明名称 ENVIRONMENTALLY FRIENDLY QUATERNARY SALTS OF AMINES AND THEIR USE AS TEMPORARY AND/OR PERMANENT CLAY STABILIZERS AND METHODS FOR MAKING AND USING SAME
摘要 New classes of temporary and/or permanent clay stabilization compositions including at least one quaternary salt of polyamines or a reaction product of at least one polyamine having an NH moiety with an aldehyde, and to methods for making and using same, where the quaternary salts of polyamines have reduced toxicity.
申请公布号 EP2970746(A4) 申请公布日期 2016.11.02
申请号 EP20140763053 申请日期 2014.03.14
申请人 LUBRIZOL OILFIELD SOLUTIONS, INC. 发明人 TREYBIG, DUANE S.;RUSSELL, ALAN;HIKEM, AZIZ
分类号 C09K8/035;C09K8/60;C09K8/86;E21B43/22 主分类号 C09K8/035
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