Fluid flow valves of metal (other than parts of machines); seals of metal for preventing leakage of fluids; valves (manual) of metal for regulating fluid flow, especially slurry fluid flow; slurry valves; valves of metal for regulating fluid flow, especially slurry fluid flow, valves of metal for controlling flow of slurry; flow control devices of metal, other than parts of machines, especially for controlling flow of slurries; flow isolating valves of metal; parts of and accessories therefor

Fluid pressure control valves; fluid pressure operated flow control valves; fluid pressure operated fluid control valves; fluid valves for industrial use (parts of machines); manual control valves (parts of machines); mechanical control valves; valve seats and rings; all especially for control of slurry flows; parts of and accessories therefor