01769cam a22004452c 4500 11035494X DE-627 20250313225547.0 tu 921118s1992 xxu||||| 00| ||eng c (DE-627)11035494X (DE-599)GBV11035494X (OCoLC)25676244 DE-627 ger DE-627 rakwb eng XD-US TN23 TN312 622 s 622/.83 622 OCLC Organiscak, John A. aut Relationship of coal seam parameters and airborne respirable dust at longwalls by J.A. Organiscak, S.J. Page, and R.A. Jankowski Washington, DC U.S. Dept. of the Interior, Bureau of Mines 1992 25 p ill 29 cm Text txt rdacontent ohne Hilfsmittel zu benutzen n rdamedia Band nc rdacarrier Report of investigations 9425 Includes bibliographical references (p. 24-25) Archivierung prüfen 20240324 DE-4165 1 pdager Archivierung/Langzeitarchivierung gewährleistet 20240722 NI-LastCopies XA-DE-NI Potenzieller Alleinbesitz Niedersachsen pdager DE-89 Coal mines and mining Dust control Longwall mining Environmental aspects United States Bituminous coal United States Page, Steven J. aut Jankowski, Robert A. aut USA Bureau of Mines Report of investigations 9425 942500 (DE-627)129585491 (DE-576)040085228 (DE-600)235692-2 0096-1922 am 671327887 DE-89 89 GBV c Z 2250(9425) Haus2 671327895 DE-89 89 GBV c Z 2250(9425) a Haus2 BO