【摘要】 HL-MWD仪器是一种可打捞式的正脉冲无线随钻测斜仪,设计巧妙,组装灵活,使用方便。此仪器中加入了伽马测量项目,这样可以有效的判断地壳岩层的岩性。本文主要论述HL-MWD+Gamma仪器在山西煤层气水平多分支井面对易垮、易漏、地层复杂等诸多复杂情况的成功应用和新工艺带来的利弊。更多还原

【Abstract】 HL-MWD is a kind of salvage type,pulse wireless inclinometer with drilling,cleverly designed,assembled flexible and easy to use.This instrument joined gamma project,so that we can effectively determine the earth’s crust rock lithology.This mainly paper discussed the HL-MWD+Gamma instrument in shanxi coal bed methane multi-branch Wells in the face of easy to collapse,easy to leak,the successful application of complex formation,and many other complex situations and new technology to bring the advantages and disadvantages.更多还原