00589nam a2200181Ia 4500008004100000010001100041020001800052040001700070082002200087100002100109245006600130260004100196300001600237500007200253650004200325700002100367700001900388190327s9999||||xx |||||||||||||| ||und||  a79-851  a0-88410-088-X  aNITILcNITIL  221sta333.7bG38E  aGelb, Bernard A. 0aEnergy use in miningbpatterns and prospectscBernard A. Gelb  aCambridebBallinger Publishingc1979  axiii, 213p.  aThis Study was performed under the auspices of the Conference Board  aMineral Industires-Energy consumption  aPliskin, Jeffrey  aWehle, Mark L.