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:
Nov. 27, 1979
Filed:
Jan. 04, 1977
Applicant:
Inventors:
Lee K Husher, Bethel Park, PA (US);
Heinrich Weber, Recklinghausen, DE;
Kurt Tippmer, Recklinghausen, DE;
Assignee:
United States Steel Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C10C / ; C10C / ;
U.S. Cl.
CPC ...
210 72 ; 208 39 ; 210 / ; 210 83 ; 210187 ; 2101953 ; 210526 ;
Abstract
Tar and coal fines are separated from ammonia liquor in a coke making operation by a series of settling steps including one in which a foam is physically removed from the surface area of a decanter and placed in a separate decanter.