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. 07, 1981
Filed:
Aug. 16, 1979
Applicant:
Inventors:
John G Weber, Carrollton, GA (US);
E Henry Chia, Carrollton, GA (US);
Assignee:
Southwire Company, Carrollton, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
75 9 / ; 75 76 ; 164 82 ; 266135 ;
Abstract
Disclosed is apparatus for and a method of continuously filtering and optionally degassing molten copper and otherwise extracting impurities therefrom comprising disposable porous ceramic foam filtering means and means for supplying a deoxidizing or cleaning gas advantageously disposed within a chamber containing a flowing stream of molten copper.