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:
Mar. 01, 2016

Filed:

Jun. 16, 2010
Applicants:

Susumu Kamikawa, Hiroshima, JP;

Hiroshi Nakajima, Hiroshima, JP;

Keiichi Sato, Hiroshima, JP;

Khanhson Pham, Hiroshima, JP;

Inventors:

Susumu Kamikawa, Hiroshima, JP;

Hiroshi Nakajima, Hiroshima, JP;

Keiichi Sato, Hiroshima, JP;

Khanhson Pham, Hiroshima, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 10/00 (2006.01); C10L 5/32 (2006.01); C22B 1/24 (2006.01); C22B 1/245 (2006.01);
U.S. Cl.
CPC ...
C10L 5/32 (2013.01); C22B 1/245 (2013.01); C22B 1/2406 (2013.01);
Abstract

Provided is a green pellet () which comprises: an inner core layer () containing an iron oxide-containing starting material, a carbonaceous material for reduction, and a slag-forming agent; and a coating layer () disposed so as to encapsulate the surface of the inner core layer (), wherein the coating layer () is formed from a protective layer (), which is disposed so as to encapsulate the surface of the inner core layer () and which contains an inorganic compound (includes an alkali metal oxide) having a melting point that is 750°C. or greater but less than 1100°C., and a combustion layer (), which is disposed so as to encapsulate the surface of the protective layer () and which contains the carbonaceous material.


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