F - Mech Eng,Light,Heat,Weapons – 25 – J
Patent
F - Mech Eng,Light,Heat,Weapons
25
J
F25J 3/02 (2006.01) F25J 3/04 (2006.01)
Patent
CA 2072179
A cryogenic rectification method employing rectification over a defined height within the lower pressure column of a double column system which reduces the nitrogen concentration of an argon, nitrogen, oxygen mixture while maintaining the argon concentration at or near its maximum enabling production of nitrogen-free argon directly from the argon column system.
Bianchi John Richard
Bonaquist Dante Patrick
Victor Richard Amory
Praxair Technology Inc.
Sim & Mcburney
LandOfFree
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