Economic system analysis of coal preconversion technology /
| Data(s) |
31/12/1969
|
|---|---|
| Resumo |
Prepared for Office of Coal Research, U.S. Department of the Interior. "For the period August 1973 to June 1974." Mode of access: Internet. |
| Formato |
bib |
| Identificador | |
| Idioma(s) |
eng |
| Publicador |
Washington, D.C. : Office of Coal Research, U.S. Dept. of the Interior, |
| Direitos |
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements. |
| Palavras-Chave | #Coal mines and mining |
| Tipo |
text |
