01448nam 2200337Ka 450 991069733510332120081124163448.0(CKB)5470000002387583(OCoLC)276306565(EXLCZ)99547000000238758320081124d2007 ua 0engtxtrdacontentcrdamediacrrdacarrierMaximum total exhaust system backpressure specification increase for Caterpillar Inc.'s (Caterpillar's) 3304 PCNA and 3306 PCNA diesel engines[electronic resource][Arlington, Va.] :[U.S. Dept. of Labor, Mine Safety and Health Administration],[2007]6 unnumbered pages digital, PDF fileProgram information bulletin ;no. P07-18Title from title screen (viewed on Nov. 24, 2008)."July 24, 2007."Maximum total exhaust system backpressure specification increase for Caterpillar Inc.'s Coal mines and miningUnited StatesSafety measuresCoal mines and miningSafety measures.United States.Mine Safety and Health Administration.GPOGPOBOOK9910697335103321Maximum total exhaust system backpressure specification increase for Caterpillar Inc.'s (Caterpillar's) 3304 PCNA and 3306 PCNA diesel engines3129393UNINA