CO2对固井水泥的腐蚀

被引:8
作者
孙富全
侯薇
靳建洲
机构
[1] 中国石油集团工程技术研究院
关键词
CO2; 超临界; 碳化腐蚀; 油井水泥;
D O I
暂无
中图分类号
TE983 [油气开采机械设备的腐蚀与防护];
学科分类号
082002 ;
摘要
近年来在钻井开发中,CO2的腐蚀碳化作用已引起业内关注,它主要影响水泥石的微粒结构即孔隙率和抗压强度。本文介绍了超临界条件下CO2腐蚀实验的设备、研究方法及其腐蚀机理,并讨论了碳化腐蚀的介质环境、水泥石抗压强度与环境的关系、CO2的侵入深度等问题。
引用
收藏
页码:35 / 39
页数:5
相关论文
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