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Catalytic coal gasification: an emerging technology.

R L Hirsch, J E Gallagher, R R Lessard

    Science (New York, N.Y.)
    |January 8, 1982
    PubMed
    Summary
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    Catalytic coal gasification uses a potassium catalyst for efficient methane production. This process recycles carbon monoxide and hydrogen, with a pilot plant planned for commercial readiness.

    Area of Science:

    • Chemical Engineering
    • Catalysis
    • Energy Production

    Background:

    • Coal gasification is a key technology for converting coal into valuable products.
    • Traditional methods face challenges in efficiency and cost.

    Purpose of the Study:

    • To develop a more efficient and cost-effective method for producing methane from coal.
    • To integrate endothermic and exothermic reactions in a single reactor using a catalyst.

    Main Methods:

    • Utilizing a potassium catalyst to enable single-temperature reaction control.
    • Implementing continuous recycling of carbon monoxide and hydrogen post-methane separation.

    Main Results:

    • Demonstrated a 23-day continuous run in a process development unit.

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  • Achieved a coal feed rate of 1 ton per day.

    • Conclusions:

    • Catalytic coal gasification shows steady advancement since 1971.
    • The technology is progressing towards commercial readiness with a planned pilot plant.