The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 1984
Filed:
Jan. 05, 1981
Applicant:
Inventors:
Takeyoshi Yamada, Iwakuni, JP;
Shizuka Kurisu, Iwakuni, JP;
Shizuo Azuma, Iwakuni, JP;
Shoji Kawase, Koganei, JP;
Makoto Sano, Iwakuni, JP;
Assignee:
Teijin Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55158 ; 55196 ;
Abstract
A heat-and-moisture exchanger including a thin film-like porous material as a partitioning element for heat and moisture exchanges between two gases, said porous material containing numerous pores having an average diameter of not more than 5 microns and opened to both surfaces thereof, and having a thickness of not more than 500 microns, a specific surface area of at least 0.3 m.sup.2 /g, and a gas permeability having a value of at least 50 seconds/100 cc. This heat-and-moisture exchanger is used in a ventilating device and an air-conditioner.