Edgar E Stauffer

US Patent:

39856585, Oct 12, 1976

Filed:

Apr 16, 1975

Appl. No.:

5/568764

Inventors:

John F. Riley - Menominee MI
Edgar Eugene Stauffer - Wallace MI

Assignee:

The United States of America as represented by the United States Energy
Research and Development Administration - Washington DC

International Classification:

A62D 100

US Classification:

252 7

Abstract:

A low chloride extinguishing agent for combustible metal fires comprising from substantially 75 to substantially 94 weight percent of sodium carbonate as the basic fire extinguishing material, from substantially 1 to substantially 5 weight percent of a water-repellent agent such as a metal stearate, from substantially 2 to substantially 10 weight percent of a flow promoting agent such as attapulgus clay, and from substantially 3 to substantially 15 weight percent of a polyamide resin as a crusting agent.