| Author: | Lichtig, Ignaz. |
|---|---|
| Year: | 1961 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8065 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 8065 |
| Subjects: | Coal liquefaction |
| Coal gasification | |
| Link: | https://hdl.handle.net/2027/mdp.39015078461467 |