Air passage changeover device having film screen

Al alloy poppet valve

Al or Al alloy poppet valve and a method of manufacturing the sa

Apparatus and method for inhibiting the leaching of lead in wate

Article having a hard lubricious coating

Backflow-preventing valves for injection-molding machines

Bakeable vacuum systems

Ball valve for fluids with seats comprising laminated rings

Bonded valve seat

Butterfly valve assembly

Carbon fiber reinforced carbon composite valve for an internal c

Carbonaceous sintered compact and fluid sealing member with this

Composite article having insert

Control shaft for ceramic control valve of faucet

Control valve bushing with anodized aluminum surface with teflon

Corrosion resistant magnetic alloy an article made therefrom...

Corrosion resistant stainless steel valve or fitting

Diaphragm valve

Disc valve

Double-seated shutoff valve