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:
Jul. 31, 1979
Filed:
Mar. 20, 1978
Applicant:
Inventor:
Robert E Leonard, Oklahoma City, OK (US);
Assignee:
Kerr-McGee Corporation, Oklahoma City, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; C10G / ; B01D / ;
U.S. Cl.
CPC ...
208177 ; 210 / ; 210 66 ; 210 / ; 208 / ;
Abstract
A process and apparatus for maintaining continuous operation of a coal deashing process during periods of normal operation wherein a dry, powdery ash concentrate composition is produced and during process upsets wherein undesired semi-solids or fluid compositions are produced.