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:
Jan. 28, 1992
Filed:
Nov. 14, 1989
Richard E Fernandez, Bear, DE (US);
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A process for extinguishing, preventing and controlling fires using a composition containing at least one fluoro-substituted propane selected from the group of CF.sub.3 --CHF--CF.sub.3, CF.sub.3 --CF.sub.2 --CHF.sub.2, CF.sub.3 --CFH--CF.sub.2 H, CF.sub.3 --CH.sub.2 --CF.sub.3, CF.sub.3 --CF.sub.2 --CH.sub.2 F, CHF.sub.2 --CF.sub.2 --CHF.sub.2, CF.sub.3 --CF.sub.2 --CHCl.sub.2, CHFCl--CF.sub.2 --CClF.sub.2, CHF.sub.2 --CCl.sub.2 --CF.sub.3, CF.sub.3 --CHCl--CClF.sub.2, CHF.sub.2 --CF.sub.2 --CHClF, CF.sub.3 --CR.sub.2 --CH.sub.2 Cl, CClF.sub.2 --CF.sub.2 --CH.sub.2 F, CF.sub.3 --CH.sub.2 --CClF.sub.2, CHClF--CR.sub.2 --CF.sub.3, CHF.sub.2 --CF.sub.2 --CF.sub.2 Cl, CF.sub.3 --CHCl--CF.sub.3, CF.sub.3 --CHF--CF.sub.2 Cl, and CHF.sub.2 --CFCl--CF.sub.3 is disclosed. The fluoropropanes can be used in open or enclosed areas with little or no effect on the ozone in the stratosphere and with little effect on the global warming process.