GOST 31291-2005

Self-healing shunt power capacitors for installation in an alternating current network at a nominal voltage of up and including 1000 V. Part 2. Ageing, self-healing and destruction tests

Loose lavsan fibre and bunch dyeing. Method of determination for shadow

Reagents. Potassium pyrosulphate

Main mine fans. Specifications

Pressure regulators and associated safety devices for gas appliances. Pressure regulators for inlet pressures up to and including 500 mbar

Occupational safety standards system. Minerґs overalls for mechanical action protection and general industrial contamination protection. General technical requirements