热气酸解堵技术及其在大庆油田的应用  

HOT GAS ACID PLUG REMOVAL TECHNOLOGY AND ITS APPLICATION IN DAQING OILFIELD

作　　者：陈旺民[1] 李德富[1] 王清平[1] 韩志昌[1] 

机构地区：[1]大庆石油管理局第五采油厂技术大队

出　　处：《石油钻采工艺》1999年第2期89-92,共4页Oil Drilling & Production Technology

摘　　要：热气酸解堵技术是同时利用酸、热、气、表面活性剂可生成泡沫酸的酸化解堵技术。简要叙述了热气酸解堵的作用机理和在大庆油田的应用情况。结合现场实际，讨论了热气酸解堵技术对注水井近井污染解堵的适应性，对在砂岩地层条件下的选井选层、施工工艺等方面作了总结与分析，并取得了初步的认识。This paper briefly describes the plug removal mechanism of hot gas acid and its application in Daqing oil field. Based on the field application, this paper discusses the suitability of the technology to remove the near wellbore contamination. This paper also sums up and analyzes the well selection, layer selection, operation technology and so on when treating sandstone formation.

关 键 词：大庆油田 表面活性剂 酸化 解堵 热气酸解堵 

分 类 号：TE258[石油与天然气工程—油气井工程]