000 00277pam a2200109a 44500
082 _aTR
_bRI-9318
100 _aS. R. Droes
245 1 _aLeaching of pyroxmangite ore with calcium fluoride and sulfuric acid
260 _a
_b
_c
700 _aT. G. Carnahan
997 _aTR6700 C
999 _c405857
_d405857