000 01129cam a2200289 a 4500
999 _c1088
_d1088
001 1995742
003 Biblioteca de INTEMIN
005 20180502101611.0
008 900719s1991 dcua b f000 0 eng
010 _a 90002479
040 _aDLC
_cDLC
_dDLC
050 0 0 _aTN23
_b.U43 no. 9349
_aTN538.A55
082 0 0 _a622 s
_a669/.722
_220
086 0 _aI 28.23:9349
245 0 0 _aPretreatment of bauxite with hydrogen /
_cby D.J. MacDonald ... [et al.].
260 _aWashington, D.C. (2401 E St., N.W., MS #9800, Washington 20241-0001) :
_bU.S. Dept. of the Interior, Bureau of Mines,
_c1991.
300 _aii, 13 p. :
_bill. ;
_c28 cm.
490 1 _aReport of investigations ;
_v9349
504 _aIncludes bibliographical references (p. 13).
650 0 _aBauxite
_xHeat treatment.
_93413
650 0 _aHydrogen.
_93414
700 1 _aMacDonald, D. J.
_q(David J.)
_93415
830 0 _aReport of investigations (United States. Bureau of Mines) ;
_v9349.
_9793
906 _a7
_bcbc
_corignew
_d1
_eocip
_f19
_gy-gencatlg
942 _2udc
_cCR