Air filter

Details Air filter Air filter

1997-04-24

1998-10-13

Woo, Jay H.

Gas separation

Combined or convertible

In motor vehicle

55524, 55527, 55528, 55DIG13, B01D 3916

Patent

active

058206442

ABSTRACT:
An air filter suitably usable in an air cleaner, room air-conditioner or especially in car air-conditioners in which air is driven at a high speed. The air filter is made of a pleated polyurethane foam having on one or both sides thereof a three-dimensional network skeletal structure of micro cells.

REFERENCES:
patent: 2961710 (1960-11-01), Stark
patent: 3171820 (1965-03-01), Volz
patent: 4178161 (1979-12-01), Rudner et al.
patent: 4296166 (1981-10-01), Ogino
patent: 4530817 (1985-07-01), Holter et al.
patent: 4541847 (1985-09-01), Oie et al.
Article "Filtration & Separation" Jul./Aug. 1972 (p. 484) vol. 9 No. 4.

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