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:
Sep. 02, 1986
Filed:
Mar. 22, 1985
Applicant:
Inventors:
Heeyoung Yoon, McMurray, PA (US);
Francis P Burke, Bethel Park, PA (US);
Assignee:
Conoco Inc., Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C01B / ; C01B / ; C01F / ;
U.S. Cl.
CPC ...
423244 ; 423637 ;
Abstract
Limestone is calcined by being suspended in hot gas produced by combustion of a low-carbon fuel to produce a quicklime of high surface area, which in one embodiment is used for flue gas desulfurization.