高性能取心密闭液的研究与应用  

Research and Application of High Performance Sealed Coring Fluid.

作　　者：乔东宇[1] 宋朝晖[1] 黄治中[1] 王新东 朱玉峰[1] 廖礼[1] 

机构地区：[1]中国石油西部钻探克拉玛依钻井工艺研究院

出　　处：《钻井液与完井液》2010年第5期28-30,共3页Drilling Fluid & Completion Fluid

摘　　要：介绍了高性能取心密闭液的室内研制、性能评价与现场应用情况。该密闭液是一种以植物油为连续相、增塑树脂为增黏剂、以胶乳为主要成膜材料的高性能取心密闭液。经现场应用表明,该密闭液具有性能稳定、耐高温、不含矿物荧光物质,不影响地质录井和岩心分析,密闭效果好、贮存期长等优点;该取心密闭液所选原材料无毒,满足健康、安全、环境保护(HSE)的要求,并对钻井液性能无不良影响,可满足取心作业和钻井工程的需要。Laboratory research,performance evaluation and field application of the high performance sealed coring fluid are introduced in this paper.Showing good qualities of stability,high temperature performance,sealing effect and storage term.The high performance sealed coring fluid is formulated with vegetable oil being the continuous phase, plastication resin being the viscosifier and latex being film material.Without luminescent substance,this product has no harm to logging and lithology analysis.Non-toxic raw material prevents drilling fluid being contaminated.

关 键 词：密闭取心 密闭液 岩心密闭率 滤液侵入量 

分 类 号：TE254.3[石油与天然气工程—油气井工程]