Apparatus and methods for burning waste, and waste slurries

Furnaces – Process – Incinerating refuse

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Details

44626, 110238, 110246, 239398, 432111, 588252, 588257, F23G 500

Patent

active

053637801

ABSTRACT:
Burners for burning waste, comprising a conventional fuel nozzle and a waste slurry nozzle. Waste slurry nozzles, comprising a first conduit, a second conduit and an acceleration zone comprising a mixing chamber and an acceleration conduit. Waste slurries comprising a continuous phase and a solids phase, the solids phase consisting essentially of solids having at least one dimension less than about 1/8 inch and solids having no dimension less than 1/8 inch and no dimension larger than about 5/8 inch. Methods for burning waste, comprising feeding a slurry of cement raw materials to an up end of a rotating kiln, and ejecting a waste slurry from a burner such that a portion of the waste slurry lands in the calcining zone of the kiln.

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