Ventilation – Having both inlet and outlet airways – Pressure regulation
Reexamination Certificate
2003-12-02
2010-11-30
McAllister, Steven B (Department: 3749)
Ventilation
Having both inlet and outlet airways
Pressure regulation
Reexamination Certificate
active
07841929
ABSTRACT:
The invention concerns a method of adjusting a room air in a first room wherein the room air is supplemented continuously or at recurring intervals of time by nitrogen or a nitrogen-bearing, carbon dioxide-poor gas mixture in such a way that the proportion of oxygen in the room air is less than 20.9% by volume and the proportion of carbon dioxide of the room air is less than 1% by volume, wherein at the same time at least a slight overpressure in relation to an outside atmosphere surrounding the room is set in the room.
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Fuchs Ulrich
Spiegel Volker
Hahn Loeser & Parks LLP
McAllister Steven B
McCue Shannon V.
Miller Samantha A
Volker Spiegel
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