Exxon catalytic coal gasification process Exxon Research and Engineering Company Published: 1976 Total Pages: 108 Get eBook
ERDA Energy Research Abstracts United States. Energy Research and Development Administration. Technical Information Center Published: 1977 Total Pages: 1066 Get eBook
Monthly Catalog of United States Government Publications United States. Superintendent of Documents Published: 1968 Total Pages: 1256 Get eBook