Method for measuring filter efficiency

USH1040H · kind H · statutory invention registration

Assignee

• The United States of America as represented by the Secretary of the Army · US

Inventors

• Hugh R. Carlon · Bel Air, US
• Mark A. Guelta · White Marsh, US
• Bernard V. Gerber · Havre de Grace, US

Key dates

• Grant date: Apr 7, 1992

Classification

• Technology area (CPC —): General

Abstract

An improved process of passing an aerosol mixture through a filter. The asol mixture solely contains about 70 to 76% isostearic acid, about 6 to 7% isopalmatic acid, about 7 to 11% myristic acid, and about 4 to 5% palmitic acid.