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. 16, 1996
Filed:
Sep. 22, 1994
Applicant:
Inventor:
Dean B James, Saratoga, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24J / ;
U.S. Cl.
CPC ...
12626305 ; 12626301 ; 12626306 ; 12626308 ;
Abstract
An exothermically hydrated fuel for a self-heating food container comprises particles of a hard quicklime that has been calcined at a temperature above 1,400.degree. C., such as from 1,410.degree. C. to 1,500.degree. C. The fuel can also contain at least 10% based on the weight of the hard particles of softer, more porous particles of quicklime calcined at a temperature above 1,250.degree. C. and/or particles of an anhydrous acid that exothermically reacts with quicklime to form a non-toxic, non-hazardous salt such as oxalic acid.