SYZX75绳索取心液动锤加长岩心管的应用

Application of Lengthening Coring Barrel of SYZX75 Wire-line Coring Hydrohammer

摘要:

主要介绍了SYZX75绳索取心液动锤配套加长岩心管在破碎岩层中的使用效果及使用该钻具的经验体会。

Abstract:

The paper mainly introduced the application effect and experience of lengthening coring barrel of SYZX75 wire-line coring hydro-hammer in fractured rock layer.