| 摘要 |
The present invention provides in a method of continuously heating limestone-mud, particularly the calcination of the limestone-mud to form lime, which method comprises continuously passing the mud through a refractory lined chamber where it is contracted with hot gases, the improvement in which the mud is passed through the chamber as at least one continuous self-sustaining column, the hot gases contacting the outer periphery of the column. The invention also provides an apparatus for use in said method.
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