Garth Coombs

US Patent:

58402454, Nov 24, 1998

Filed:

Dec 5, 1995

Appl. No.:

8/567609

Inventors:

Garth Coombs - Evergreen CO
Isidro Vasquez Bastidas - Littleton CO

Assignee:

Johns Manville International, Inc. - Denver CO

International Classification:

A61L 900

US Classification:

422 4

Abstract:

Described is a method for reducing the amount of microorganisms in contaminated air in which a fiberglass containing air filtration media is provided which contains an antimicrobially effective amount of an inorganic antimicrobial agent; and forcing the contaminated air through the air filter thereby reducing the amount of microorganisms in the contaminated air. The invention further pertains to media for reducing the amount of microorganisms present in contaminated air as well as methods of applying the inorganic antimicrobial agents to the media and for the media to be present in a rigid air filter.