000 00807nam a2200217 4500
001 00093025
003 PWmBRO
005 20190304151234.0
008 940905s1993 mdua b f00010 eng
110 2 0 _aUnited States.
_bBureau of Mines.
245 1 0 _aEvaluation of catalyzed diesel particulate filters used in an underground metal mine /
_cby John J. Baz-Dresch ... [et al.].
260 0 _aAvondale, Md. :
_bU.S. Dept. of the Interior, Bureau of Mines,
_c1993.
300 _a13 p. :
_bill.
440 1 _aReport of investigations ;
_v9478
650 0 _aMines and mineral resources.
650 0 _aAir filters
_xTesting.
650 0 _aDiesel motor exhaust gas
_xPurification.
700 2 0 _aBaz-Dresch, John J.
830 0 _aReport of investigations (United States. Bureau of Mines) ;
_v9478
942 _2ddc
999 _c87110
_d87110