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.

Date of Patent:
Dec. 28, 1999

Filed:

Dec. 19, 1997
Applicant:
Inventors:

Fumihiko Tamura, Kakogawa, JP;

Kanehiro Ogawa, Kakogawa, JP;

Hiroshi Matsumoto, Kakogawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ; C22B / ;
U.S. Cl.
CPC ...
75581 ; 75401 ; 75690 ;
Abstract

A methods for re-utilizing, for example, scrap steels are provided. A method is provided for separating Sn-containing oxides from steel by blowing Sn-containing oxides away from a steel using a gas. Also provided is a method of making a reclaimed steel by


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