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:
Nov. 17, 1987
Filed:
Aug. 28, 1986
Applicant:
Inventors:
Assignee:
Aoki Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55267 ; 55279 ; 5538 / ; 55499 ; 55521 ; 55523 ;
Abstract
An air sterilization filter for the containment of leakage prevention of biologically contaminated air in space for a biotechnological performance, such as a genetic engineering work. The filter comprises a heat durable sheet filter for collecting microorganisms suspended in air and a heater for heating the sheet filter and sterilizing the collected microorganisms. The filter of the invention is also useful for providing a clean room.