Articles & Whitepapers
1. Cause of failure The jumbo drill rig pipe is fixed to the main hoisting reel by a wire rope. The drill pipe can be raised or lowered as the roll is rolled or the wire rope is placed. The power of the reel comes from the main hoisting motor that has been decelerated several times. Its stopping is achieved by means of a brake mounted directly on the gear unit. During the lifting or lowering of ...
Pile foundation is currently in the construction of the most basic but also can not be ignored an important part. When the construction of relatively large industrial and civil buildings, if the ...
Domestic H-caliber wire-line coring borehole depth is a new record - August 27, 2017, Shandong Geological and Mineral Exploration and Development Bureau Third Geological Brigade, the application of the CHD98 standard drill pipe, drilling tools in ...
Equipment & Solutions
CETCO JOINT COMPOUND is a lead-free, premium grade tool joint and drill collar lubricant for heavy duty drilling. This special mixture of the finest blend of copper flakes with a superior base gives maximum protection under extreme temperature and adverse conditions.