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Humic substances from brown coals, lignites and oxidized coals. Methods of tests
Document status: Active
Oils for aircraft gas-turbine engines. Method for determination of evaporation loss in evaporating cups
Document status: Active
Butt welded steel flanges of vessels and apparatus. Design and dimensions
Document status: Replaced by GOST 28759.3-2022
Turf and products of its processing. Methods for the determination of ash content
Document status: Replaced by GOST 11306-2013
Steel enamelled collectors. Types, basic parameters and dimensions
Document status: Active