泌阳凹陷北部斜坡松散破碎地层取心技术  

Loose broken formation coring technology in north slope block of Henan oilfield

作　　者：李新昌[1,2] 李剑[2] 洪黎[2] 杜朝兵[2] 蒲尚树[2] 李军[2] 

机构地区：[1]长江大学,湖北荆州434023 [2]中国石化河南石油勘探局钻井工程公司

出　　处：《石油地质与工程》2010年第3期111-113,共3页Petroleum Geology and Engineering

摘　　要：针对北部斜坡区块目的层取心收获率低的问题,通过优选适应性较强的R-8120型加压式取心工具,选取合适的钻进参数,并在实际取心过程中对取心工具进行改进和对其工艺技术的优化,使该区块的取心收获率由63.80%提高到82.77%,取得了较好的应用效果和经济效益。Aiming at the low harvest of core problem in north slope block formation, through the optimization of adaptive stronger R-8120-type pressurized coring tool, the appropriate drilling parameters has been selected and coring tool has been improved in the actual coring process and their process technology has been optimized, which increased the block coring rate of 63. 80% to 82. 77% , and achieved a better application effect and economic benefits

关 键 词：北部斜坡区块 松散破碎地层 加压式取心工具 

分 类 号：TE244[石油与天然气工程—油气井工程]