濮检4井密闭取心钻井技术  

Sealing Core Drilling Technique in Pujian 4 Well

作　　者：田绍臣[1] 邵建中[1] 沈万清[1] 胡方方[1] 张太山[2] 

机构地区：[1]中原油田分公司工程监督中心,河南濮阳457001 [2]中原石油勘探局钻井四公司,河南濮阳457001

出　　处：《石油钻探技术》2003年第2期17-19,共3页Petroleum Drilling Techniques

摘　　要：介绍了濮检 4井取心工具的结构特点、钻井液配方及维护处理措施、井身结构优化技术及示踪剂跟踪检测技术应用情况 ,该井岩心收获率达 1 0 0 % ,密闭率 91 .8% ,满足了地质要求 。The paper introduces the coring tool structures, drilling fluid formula and maintenance, optimized techniques of well configuration and monitoring technique of tracer. The core recovery rate of this well is 100% and the sealing rate is 91.8%. This technique will provide valuable experiences for later sealing core operations.

关 键 词：濮检4井 密闭取心 石油钻井 取心工具 钻井液 井身结构 示踪检测 岩心收获率 

分 类 号：TE244[石油与天然气工程—油气井工程]