Refrigeration – Processes – Deodorizing – antisepticizing or providing special atmosphere
Patent
1997-04-21
1999-04-06
Kilner, Christopher B.
Refrigeration
Processes
Deodorizing, antisepticizing or providing special atmosphere
62 6, 62642, 62908, F24F 316
Patent
active
058903666
ABSTRACT:
This invention relates to a process for Heating, Ventilating and Air Conditioning (HVAC) applications. In particular, this invention relates to a method for supplying oxygen concentrated air to an indoor air environment, which is termed as High Level Oxygen Air Conditioning (HLOAC): The High Level Oxygen Air Conditioning (HLOAC) primarily comprises three steps: (1). Introducing air stream to an oxygen and nitrogen separation device; (2). Separating nitrogen and oxygen in air to obtain a concentrated oxygen stream; (3). Introducing said concentrated oxygen stream into the indoor environment.
REFERENCES:
patent: 3415310 (1968-12-01), Kuhlmann
patent: 3750556 (1973-08-01), Duke et al.
patent: 3758029 (1973-09-01), Yoshida
patent: 4896514 (1990-01-01), Sugiyama et al.
patent: 5170637 (1992-12-01), Shyu
patent: 5259553 (1993-11-01), Shyu
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