GOST 22673-77

Occupational safety standards system. Insulating suits with forced oxygen supply into interior space of the suit. Test methods

United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Automatic overfrequency protection devices. Norms and requirements

Chimneys. General test methods for system chimneys

Ammunition and special chemistry industry. Perforated protective firing chambers for explosives facility sites. Technical requirements and strength evaluation

Graphite. Method for determination of phosphorus

Rolls. General specifications