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:
Mar. 06, 1990
Filed:
Nov. 17, 1988
Applicant:
Inventor:
Oscar E Manz, Grand Forks, ND (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501129 ; 501130 ;
Abstract
A thermal storage brick for use with thermal storage heaters comprised of predetermined amounts of crushed taconite pellets, clay and talc. The ingredients are formed into a brick shape under approximately 4000 p.s.i. and are fired at approximately 2150.degree. F. and are allowed to soak for approximately five hours.