Air Products and Chemicals, Inc.

Lieve De Paepe

John Irven

Csaba Alfoldi

Peter Trevor Reading

Andrew Peter Webb

The invention provides a gas heater for connection to a heat source and a pressurized gas source, the gas heater comprising: a jacket having an inlet and an outlet and defining a cavity there between; a porous heat exchanger extender within said cavity, and means for providing heat to said heat exchanger along the length thereof. The invention also provides a gas supply apparatus and a method of providing gas.

Gas heater, a gas supply apparatus and a method of providing gas

Pressurized gas containers are refilled from a source of high pressure gas using a valve assembly that comprise a first and second gas flow control unit, the control units having a first valve and a second valve respectively, in which assembly further comprises actuators for cooperatively opening the valves when the control units are provided in compressed engagement, preferably using a lever action.

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Muizen, Belgium

Lieve De Paepe