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:
Aug. 20, 1985
Filed:
Sep. 10, 1984
Applicant:
Inventor:
Charles W Sanzenbacher, Charlotte, NC (US);
Assignee:
Mildrex International, B.V., Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
75 91 ; 75 35 ;
Abstract
A method for utilizing pentane and higher hydrocarbons in a shaft furnace direct reduction process without any special treatment and without any special reforming catalyst, and in particular a method for the reforming of such higher hydrocarbons in conjunction with the direct reduction of metallic oxides by cracking and partial reformation of such gases within the shaft furnace prior to stoichiometric reformation of the gases.