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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 12397346 B1

PDFFull Text
Date of Patent:
Aug. 26, 2025

Filed:

Sep. 11, 2024

Low-sulfur granulated metallic units

Applicant:

Suncoke Technology and Development Llc, Lisle, IL (US);

Inventors:

John Francis Quanci, Haddonfield, NJ (US);

John Michael Richardson, Devon, PA (US);

Patrick James Mullarkey, Manhattan, IL (US);

David James Schwake, Aurora, IL (US);

Andrew Michael Butor, Cranberry Township, PA (US);

Jonathan Hale Perkins, Lisle, IL (US);

Chun Wai Choi, Lisle, IL (US);

Assignee:

SUNCOKE TECHNOLOGY AND DEVELOPMENT LLC, Lisle, IL (US);

Attorneys:

Perkins Coie LLP

Vijay S. Kumar

Primary Examiner:

Michael E La Villa

Int. Cl.
CPC ...
B22F 1/05 (2022.01); B22D 41/12 (2006.01); B22F 9/04 (2006.01); B22F 9/08 (2006.01); B61D 7/02 (2006.01); B61D 7/32 (2006.01); B61D 17/18 (2006.01); B61K 13/00 (2006.01); C02F 1/52 (2023.01); C21B 5/00 (2006.01); C21B 7/14 (2006.01); C21B 13/00 (2006.01); C21C 5/52 (2006.01); C21C 7/00 (2006.01); C21C 7/064 (2006.01); C21C 7/068 (2006.01); C22C 33/00 (2006.01); C22C 33/02 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); G01G 13/00 (2006.01); B22F 9/00 (2006.01); B61D 7/00 (2006.01); C02F 101/20 (2006.01); C02F 103/02 (2006.01); C02F 103/10 (2006.01); C02F 103/16 (2006.01);
U.S. Cl.
CPC ...
B22F 1/05 (2022.01); B22D 41/12 (2013.01); B22F 9/04 (2013.01); B22F 9/08 (2013.01); B61D 7/02 (2013.01); B61D 7/32 (2013.01); B61D 17/18 (2013.01); B61K 13/00 (2013.01); C02F 1/52 (2013.01); C21B 5/008 (2013.01); C21B 7/14 (2013.01); C21B 13/0006 (2013.01); C21C 5/52 (2013.01); C21C 5/527 (2013.01); C21C 7/0006 (2013.01); C21C 7/0075 (2013.01); C21C 7/064 (2013.01); C21C 7/068 (2013.01); C22C 33/006 (2013.01); C22C 33/0257 (2013.01); C22C 33/0264 (2013.01); C22C 33/0271 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); G01G 13/006 (2013.01); B22F 2009/001 (2013.01); B22F 2009/0808 (2013.01); B22F 2301/35 (2013.01); B22F 2304/15 (2013.01); B22F 2998/10 (2013.01); B22F 2999/00 (2013.01); B61D 7/00 (2013.01); C02F 2101/20 (2013.01); C02F 2101/203 (2013.01); C02F 2103/023 (2013.01); C02F 2103/10 (2013.01); C02F 2103/16 (2013.01); C02F 2209/40 (2013.01); C02F 2301/02 (2013.01); Y10T 428/2982 (2015.01);
Abstract

A low-sulfur granulated metallic unit having a mass fraction of sulfur between 0.0001 wt. % and 0.08 wt. % is disclosed herein. Additionally or alternatively, the granulated metallic unit can comprise a mass fraction of phosphorous of at least 0.025 wt. %, a mass fraction of silicon between 0.25 wt. % and 1.5 wt. %, a mass fraction of manganese of at least 0.2 wt. %, a mass fraction of carbon of at least 0.8 wt. %, and/or a mass fraction of iron of at least 94.0 wt. %.

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