绳索取心液动冲击锤在甘肃德勒诺尔铁矿的应用探讨

使用绳索取心液动锤钻进效率高,岩心堵塞概率少的优越性,因而成为具有我国特色的一种新型钻具,其能有效地解决施工过程中常常遇到硬、碎、脆和裂隙发育地层。实验证明,采用绳索取心液动锤钻进已经取得明显的经济效益和社会效益。

Discussion on the application into Delenuoer iron ore of Gansu provinc by Line coring hydraulic hammer

Using the wire-line coring hydraulic hammer of high drilling efficiency,core blockage probability few superiority,so it has become the characteristic of our country a new drilling tool.Can effectively solve the construction process often encounter hard,brittle and broken,fractured formation.Experiments showthat,using a rope coring hydro hammer drilling has obtained obvious economic benefit and social benefit.