Abrasive resistant choke

Adjustable choke

Adjustable orifice fitting carrier for a pipeline orifice fittin

Adjustable orifice plate seal

Anti-cavitation low-noise control valve cage trim for high press

Apparatus and method for centering an orifice plate

Apparatus and method for preventing gas-surge in a welding...

Apparatus for controlling the pressure of gases flowing through

Apparatus for eliminating noise in the flow of fluids

Apparatus for interchanging orifice plates for orifice flowmeter

Apparatus for regulating the flow rate of a fluid

Apparatus for throttling flow limitation in water fittings

Apparatus including throttling device for use in ventilation duc

Arrangement for suppressing vibrations caused by the flow of a f

Article for reducing the flow of water to a shower head

Asymmetric bidirectional flow device

Automatic cleaning and metering device

Automatic controlling device for maintaining a constant rate of

Automatic intravenous flow control device

Automatic, fluid tight coupling