000 00361nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a622.2 S334
100 _aSCHILTT,W.J
245 0 _aLEACHING AND RECOVERING COPPER FROM AS-MIND MATERIALS(SYMPOSIUM PROCEEDINGS)(LAS
260 _aNEW YORK
_bSOCIETY OF MINING ENGG
_c1980
300 _a28X22
942 _cBK
_2DDC
999 _c22068
_d22068