https://geoscan.nrcan.gc.ca/starweb/geoscan/servlet.starweb?path=geoscan/fullf.web&search1=R=302041
Energy, Mines and Resources Canada, 1978
yesThe Coal Resource and Processing Laboratory evaluates coking coals by numerous techniques. Coking in technical scale slot-type ovens of 500 and 700 lb...
Rapport
Texte intégral en ligne