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Manganese ores, concentrates and agglomerates. Methods for the determination of silicon dioxide

Document status: Active

Petroleum and natural gas industries. Progressing cavity pump systems for artificial lift. Part 2. Surface-drive systems. General technical requirements

Document status: Active

Petroleum bitumens. Method for determination of assumed viscosity

Document status: Active

Lubricating oils. Method for determination of motor properties and thermal-oxidative stability

Document status: Active

Mining equipment. Multipurpose safety systems for coal mines. Systems for observation and notification of an accident. General technical requirements

Document status: Active

Cooling liquids. Determination of freezing point by hand-held refractometer

Document status: Replaced by GOST 33592-2025