Mining equipment. Drilling units for exploration drilling from the surface with bullies with a removable core receiver. General technical conditions
NORMA vydána dne 1.10.2025
Designation standards: GOST R 72228-2025
Publication date standards: 1.10.2025
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST