Foundation pile and breaking rock of edge tools- large diameter down-hole cluster Hammer T1B7YTBsA_1RCvBVdK.jpgThe application fields of large diameter DTH hammer include: urban h ...
Jiangxi Copper Industry (Hong Kong) Investment Co., Ltd. (hereinafter referred to as JCCI), a wholly-owned subsidiary of the company, intends to acquire a 100% stake in PIM Crupo ...
* DTH Drilling rigs drill by air dth hammer, which is characterized by submersible holes.* The DTH Hammer uses compressed air to do work, which makes the piston produce high frequ ...
1.There are three kinds of mechanical methods of drilling rock: impact, rotation and rotating impact.2.Impact drilling: give a impact force to drill bit of the rock surface , unde ...
DTH hammer is divided into a valved air distribution hammer and a valveless air distribution hammer according to the type of the gas distribution device. press The number of pisto ...
The metal filter is made of stainless steel wire. Its raw material is stainless steel wire, does not contain any natural rubber, but has capillary loose structure, especially suit ...
The Canadian mining giant, Barrick Gold, has acquired a 1,000-share stake in the Newmont mining company through a wholly-owned subsidiary, according to an Australian banker who pl ...
Time: On January 4,2019, in the early morning of the winter day, Superman technical team quickly started to move towards the destination of the heat source well in Jiaozhou. As th ...
The hammer is the main drilling tool for DTH hammer drilling, and its performance directly affects the drilling efficiency. Superman attaches great importance to the research and ...
In this year's two-session symposium,Mr. Li Wei, a member of the Standing Committee of the National Committee of the Chinese People's Political Consultative Conference (CPPCC), s ...
DTH hammer is main tool of drilling engineering , and its performance directly affects the drilling efficiency. Superman is committed to the research and practice of hammer and so ...
