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Introduction to the use of coal water slurry and its development prospects

relative to water 4 Unlike coalwater slurry however coalCO 2 slurry cannot be prepared at ambient pressure the triple point pressure of CO 2 is 5 bar so CO 2 cannot exist in its liquid state at lower pressures including ambient Various methods for preparing coalCO 2 slurry have been suggested all of which use lock hoppers to

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