F - Mech Eng,Light,Heat,Weapons – 25 – J
Patent
F - Mech Eng,Light,Heat,Weapons
25
J
F25J 3/04 (2006.01) A62D 9/00 (2006.01) B01D 8/00 (2006.01) F25J 1/02 (2006.01)
Patent
CA 2189611
A method of manufacturing a breathable, life-supporting cryogenic liquid mixture including the steps of: producing a stream of treated natural air having substantially all the CO2 and H2O removed therefrom; admixing a quantity of mixing gas comprising nitrogen present in a proportion greater than that present in natural air thereby to produce a product gas mixture having a desired oxygen/nitrogen ratio. Liquefying this said mixture in a heat exchanger against a suitable chilling fluid.
Gowling Lafleur Henderson Llp
The Boc Group Plc
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