Powdery coal burner

Details Powdery coal burner Powdery coal burner

1983-02-22

1985-06-18

Focarino, Margaret A.

Furnaces

Utilizing powdered fuel

Having rotary flow means

110265, 431182, 431188, 431284, 239403, 239424, F23D 102

Patent

active

045235309

ABSTRACT:
A powdery coal burner is disclosed, which comprises a burner nozzle having an opening at the end of the burner body, through which a combustion-assisting gaseous medium is injected into a combustion area, means of providing a swirling motion to said combustion-assisting gaseous medium which is injected through said burner nozzle to said combustion area in a swirled state, an injection nozzle having an opening surrounding said burner nozzle opening, through which coal is injected toward said combustion area, and a primary air outlet nozzle having an opening surrounding said opening of said injection nozzle for the powdery coal, through which a primary combustion air is forwardly injected.

REFERENCES:
patent: 3147795 (1964-09-01), Livingston et al.
patent: 3894834 (1975-07-01), Estes
patent: 4147116 (1979-04-01), Graybill
patent: 4206712 (1980-06-01), Vatsky
patent: 4333405 (1982-06-01), Michelfelder et al.
patent: 4367686 (1983-01-01), Adrian
patent: 4373900 (1983-02-01), Eckelmann
patent: 4394120 (1983-07-01), Golovanov et al.
patent: 4422391 (1983-12-01), Izuha et al.

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