CPC B03B 9/005 (2013.01) [B03B 7/00 (2013.01); C01B 32/184 (2017.08); C01B 32/194 (2017.08); C09K 11/65 (2013.01); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); C01B 2204/02 (2013.01); C01B 2204/22 (2013.01); C01P 2004/64 (2013.01); C01P 2006/40 (2013.01); C01P 2006/60 (2013.01)] | 19 Claims |
1. A method of upgrading coal, the method comprising:
cleaning coal to form a cleaned coal residue; and
at least one of
reacting the cleaned coal residue with an oxidizable inorganic metallic agent, and
reacting the cleaned coal residue with a reducing agent,
to form the upgraded coal, wherein the upgraded coal has a lower oxygen concentration as compared to the naturally-sourced coal used to form the upgraded coal.
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