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. 27, 1977
Filed:
May. 10, 1974
Applicant:
Inventors:
Karl Brotzmann, Sulzbach-Rosenberg, DT;
Hans Georg Fassbinder, Sulzbach-Rosenberg, DT;
Assignee:
Eisenwerk-Gesellschaft Maximilianshutte mbH, Sulzbach-Rosenberg, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
266 82 ; 75 60 ; 266223 ;
Abstract
An improved apparatus for supplying the refining gas and protective media utilized in the refining process described in U.S. Pat. No. 3,706,549 issued Dec. 19, 1972, including valves provided in the supply lines for preventing malfunctioning of the process.