GOST
Petroleum and natural gas industries. Drilling and production equipment. Subsurface barrier valves and related equipment. General technical requirements
Document status: Active
Non-metallic ore materials. Methods for determination of calcium oxide and magnesium oxide mass fractions
Document status: Active
Transmission oils. Classification and designation
Document status: Replaced by GOST 17479.2-2015
Petroleum and petroleum products. Determination of ash content
Document status: Active
Hard coal. Determination of the relative degree of oxidation by the method of alkali extraction
Document status: Active