Oxygen generating device
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United States of America Patent
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Jul 1, 1997
Grant Date -
N/A
app pub date -
Feb 7, 1996
filing date -
Feb 9, 1995
priority date (Note) -
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Abstract
An oxygen generating device to which a gas mixture containing oxygen is fed, and which is operable to separate the gas mixture into oxygen rich and oxygen depleted gas components, the device comprising a first material which when at an elevated temperature at or above a minimum operating temperature, is active to separate the gas mixture into oxygen rich and oxygen depleted gas components wherein a second material is provided which produces a heating effect within the device when an electrical current passes therethrough, to heat the gas mixture at least when the gas mixture is at a temperature below the minimum operating temperature.
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