Low-sulfur granulated metallic units

US12397346B2 · kind B2 · utility

Assignee

• SUNCOKE TECHNOLOGY AND DEVELOPMENT LLC · US

Inventors

• John Francis Quanci · Haddonfield, US
• John Michael Richardson · Devon, US
• Patrick J. Mullarkey · Meridian, US
• David James Schwake · Aurora, US
• Andrew Michael Butor · Seneca, US
• Jonathan Hale Perkins · Lisle, US
• Chun Wai Choi · Chicago, US

Key dates

• Filing date: Sep 11, 2024
• Grant date: Aug 26, 2025
• Expiry date: Sep 11, 2044

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2982
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

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. %.