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. 25, 1983
Filed:
Nov. 14, 1980
Applicant:
Inventors:
Gary G Engstrom, Kenosha, WI (US);
Douglas I Bain, Cincinnati, OH (US);
Assignee:
Dearborn Chemical Company, Lake Zurich, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23J / ;
U.S. Cl.
CPC ...
110345 ; 110343 ;
Abstract
Uncalcined vermiculite is injected into the coal fired furnace, at 3000.degree.-1200.degree. F., thereby facilitating removal of deposits that accumulate on line within the furnace.