Coal burners, rotary furnaces incorporating the same and methods

Details Coal burners, rotary furnaces incorporating the same and methods Coal burners, rotary furnaces incorporating the same and methods

1980-04-03

1982-03-23

Yuen, Henry C.

Heating

Tumbler-type rotary - drum furnace

Having combustion products generated in or fed to drum

110106, 110261, 110263, 110264, F27B 702, F23K 500

Patent

active

043210341

ABSTRACT:
A coal burner and rotary metal melting furnace incorporating the same is provided in the form of a generally cylindrical furnace rotatable about a horizontal axis and fired through one end with pulverized coal and preheated air through a burner structure which impinges the preheated air in a helical path against a conical spray of finely divided coal.

REFERENCES:
patent: 744220 (1903-11-01), Neu
patent: 1468008 (1923-09-01), Dyson
patent: 1823381 (1931-09-01), Sherwood
patent: 2292243 (1942-08-01), Schwartz
patent: 3941065 (1976-03-01), Albrecht
patent: 4094625 (1978-06-01), Wang et al.
patent: 4147116 (1979-04-01), Graybill
patent: 4173189 (1979-11-01), Cooper
patent: 4182245 (1980-01-01), Stewart et al.
patent: 4206712 (1980-06-01), Vatsky
patent: 4221174 (1980-09-01), Smith et al.

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