improved techniques for the extraction of primary forms of energy
improved techniques for the extraction of primary forms of energy
/ A Seminar of the United Nations Economics Commission for Europe (Vienna 10-14 November 1980)
- Graham: Co-Operation with the United Nation,
- vii, 194p.
0-860100-439-7
Chemical technology
Fossil fuels Hydrocarbons
662.6/.7(082.2) / M3
0-860100-439-7
Chemical technology
Fossil fuels Hydrocarbons
662.6/.7(082.2) / M3