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Additives and lubricating oils with additives. Method for determination of barium, calcium and zinc contents by complexonometric titration
Document status: Active
Mining equipment. Borers mining hand pneumatic. Safety requirements and methods of testing
Document status: Active
Crude petroleum. General specifications
Document status: Replaced by GOST R 51858-2020
High pressure vessels and apparatus. Norms and methods of strength calculation. Reinforcement of openings in shells and heads external pressure. Strength calculation under external static loads on the nozzle
Document status: Active