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Updated: May 29, 2026

A Uniaxial Compression Experiment with CO2-Bearing Coal Using a Visualized and Constant-Volume Gas-Solid Coupling Test System
Published on: June 12, 2019
Greening coal: breakthroughs and challenges in carbon capture and storage
Philip H Stauffer1, Gordon N Keating, Richard S Middleton
1Earth and Environmental Sciences Division (EES), Los Alamos. National Laboratory (LANL), USA.
Abstract:
Like it or not, coal is here to stay, for the next few decades at least. Continued use of coal in this age of growing greenhouse gas controls will require removing carbon dioxide from the coal waste stream. We already remove toxicants such as sulfur dioxide and mercury, and the removal of CO₂ is the next step in reducing the environmental impacts of using coal as an energy source (i.e., greening coal). This paper outlines some of the complexities encountered in capturing CO₂ from coal, transporting it large distances through pipelines, and storing it safely underground.
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