GOST R 51838-2012

Foundry aerators. Types, basic parameters and dimensions

Occupational safety standards system. Respiratory protective devices. Methods of test and test equipment. Part 4. Determination of gas capacity, internal migration/desorption of gas and combined filters using constant air flow and breakthrough time of filters against carbon monoxide using sinusoidal air flow

Best available techniques. Manufacture of cement. Selection of marker indicators for air emissions from industrial sources

Hand-held non-electric power tools. Safety requirements. Part 13. Fastener driving tools

Tractors. Testing types and programs

Coupler and automatic coupler device of railway rolling stock. Technical requirements and acceptance rules