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US 11,819,820 B2Granted
Engineered coal char
AssigneeMississippi State University
InventorsTodd Mlsna, Sita Warren
Life of this patent
Estimating the term…
Abstract
Provided herein are an adsorbent and method of treating water using the adsorbent. The adsorbent includes thermally- and chemically-treated lignite coal. The method includes contacting wastewater with the treated lignite coal.
Claims20
An adsorbent comprising pyrolyzed lignite coal, wherein the pyrolyzed lignite coal includes a surface area that is at least 100 times larger than that of raw lignite coal.
An adsorbent comprising pyrolyzed lignite coal, wherein the pyrolyzed lignite coal includes an average pore volume of about 0.01 cm3/g when measured using N2.
Dependencies are inferred from the claim text.