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More Mining Engineering Questions
At every below ground mine where there is no rescue station within its radius of A Kms, the owner shall establish on the surface a rescue room. A is given by,
The preferred shape of an opening in biaxial stress field.
When the whole circle bearing is between 180° and 270°, reduced bearing equal to . . . . . . . .
What is the maximum suitable hauling distance for SDL to give best performance
The percentage of inflammable gas does not exceed . . . . . . . . in the general body of the return air of any ventilating district and . . . . . . . . in any place in the mine.