Magnesial-quarts proppants. Specifications
NORM herausgegeben am 1.1.2013
Designation standards: GOST R 54571-2011
Note: UNGÜLTIG
Publication date standards: 1.1.2013
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST