Firing of lime sludge reburning kilns with a solid fuel

Details Firing of lime sludge reburning kilns with a solid fuel Firing of lime sludge reburning kilns with a solid fuel

1984-12-18

1986-08-19

Favors, Edward G.

Heating

Processes of heating or heater operation

Including passing, treating or conveying gas into or through...

106100, 432105, F27B 1500

Patent

active

046067221

ABSTRACT:
A method of firing a lime sludge reburning kiln with a solid fuel at reburning of lime sludge (CaCO.sub.3) to burnt lime sludge is described. The solid fuel is gasified under supply of air to form hot flue gases in a cyclone gasifier, which is built in conjunction with the lime sludge reburning kiln, at a temperature in excess of 1000.degree. C., at which temperature ashes formed melt, after which the molten ashes are separated, preferably into the burnt lime sludge within the lime sludge reburning kiln.

REFERENCES:
patent: 3203761 (1965-08-01), Neuville
patent: 3271015 (1966-09-01), Mahony
patent: 3345052 (1967-10-01), Hall
patent: 4259081 (1981-03-01), Reuter et al.
patent: 4408548 (1983-10-01), Schmalfeld et al.
patent: 4462794 (1984-07-01), Pfeffer et al.
patent: 4473014 (1984-09-01), Dejanovich

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