Gas mask and breathing equipment with liquefied respiration gas

Details Gas mask and breathing equipment with liquefied respiration gas Gas mask and breathing equipment with liquefied respiration gas

1993-01-07

1996-03-19

Asher, Kimberly L.

Surgery

Respiratory method or device

Using liquified oxygen

128DIG27, 12820418, 12820522, 62 481, 220901, A62B 706, A62B 900, F17C 704, F17C 902

Patent

active

054996236

ABSTRACT:
A gas mask and breathing equipment arrangement with a storage tank for liquefied respiration gas and an air circulation duct intended for transmitting heat of evaporation from the ambient air to the liquefied respiration gas. A sufficient flow rate of ambient air will be achieved under all conditions of use by providing a fan (22) for delivering ambient air through the air circulation duct (20).

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