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Drilling rotors and for oil and gas wells repair. Basis parameters and dimensions
Document status: Active
Concentrated kaolin. Method for determination of sulphur oxide (VI)
Document status: Active
Brown coals, hard coals, anthracite and thermoanthracite. Methods for determination of mechanical strength
Document status: Active
Solid fuel. Determination of forms of sulphur
Document status: Replaced by GOST 30404-2000
Coke-chemical products. Rapid method for the determination of mass fraction of substances insoluble in toluene
Document status: Replaced by GOST 28357-2023
