Methods for the petrographic analysis of bituminous coal and anthracite. Part 2. Method of preparing coal samples
NORMA vydaná dňa 1.1.1995
Designation standards: GOST 9414.2-93
Note: NEPLATNÁ
Publication date standards: 1.1.1995
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST