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Petroleum and natural gas industries. Downhole equipment. Packers and bridge plugs. General technical requirements
Document status: Active
Steel welded vessels and apparatus. General specifications
Document status: Replaced by GOST R 52630-2012
Ozonization equipment. Safety requirements
Document status: Cancelled
Bauxite. Methods of sampling and sample preparation for chemical analysis and water content determination
Document status: Active
Chromium ores and concentrates. Methods for determination of calcium oxide and magnesium oxide
Document status: Active