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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.:

US 9689059 B1

PDFFull Text
Date of Patent:
Jun. 27, 2017

Filed:

Mar. 20, 2014

High strength flake graphite cast iron having excellent workability and preparation method thereof

Applicant:

Doosan Infracore Co., Ltd., Incheon, KR;

Inventors:

Jong Kwon Chung, Gyeonggi-do, KR;

Sik Yang, Gyeonggi-do, KR;

Ki Hwan Jung, Gyeonggi-do, KR;

Jae Hyoung Hwang, Gyeonggi-do, KR;

Assignee:

Doosan Infracore Co., Ltd., Incheon, KR;

Attorneys:

John D. Veldhuis-Kroeze

Westman, Champlin & Koehler, P.A.

Primary Examiner:

Colleen Dunn

Int. Cl.
CPC ...
B22D 23/02 (2006.01); C22C 37/10 (2006.01); B22D 25/06 (2006.01); C22C 33/08 (2006.01); C21C 1/08 (2006.01); C21C 7/00 (2006.01);
U.S. Cl.
CPC ...
C22C 37/10 (2013.01); B22D 23/02 (2013.01); B22D 25/06 (2013.01); C21C 1/08 (2013.01); C22C 33/08 (2013.01); C21C 7/0056 (2013.01);
Abstract

The present disclosure relates to flake graphite cast iron having high workability and a preparation method thereof, and more particularly, to flake graphite cast iron with a uniform graphite shape, low chill formability, a high strength such as a tensile strength of 350 MPa or more, and excellent workability and fluidity by controlling each of the contents of manganese (Mn) and sulfur (S) and carbon (C) and silicon (Si) included in the cast iron and a carbon equivalent (CE) to predetermined ratios, and a preparation method thereof.

Find Patent Forward Citations

Chung, Jong. (2017). High strength flake graphite cast iron having excellent workability and preparation method thereof (U.S. Patent No. 9689059). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9689059

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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