Washability characteristics of some Philippine coals
| Autor principal: | |
|---|---|
| Altres autors: | |
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
Manila
[Bureau of Mines]
1967.
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| Matèries: |
| Autor principal: | |
|---|---|
| Altres autors: | |
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
Manila
[Bureau of Mines]
1967.
|
| Matèries: |