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Edward Maurice Davidson
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Individual
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Individual
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A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
A62D1/0028—Liquid extinguishing substances
A62D1/0057—Polyhaloalkanes
Abstract
3704. Davidson, E. M. Feb. 15. Chemicals and substances.-A fire-extinguishing compound consists of carbon tetrachloride in which are dissolved sulphur dioxide and carbon dioxide, with or without hydrochloric acid gas.
GB190903704D1909-02-151909-02-15Improvements in Fire Extinguishing Compounds.
ExpiredGB190903704A
(en)