Pulverized-coal and liquid-fuel dual-purpose burner

Details Pulverized-coal and liquid-fuel dual-purpose burner Pulverized-coal and liquid-fuel dual-purpose burner

1983-06-09

1984-01-31

Yuen, Henry C.

Furnaces

Including fluid fuel burner

Powdered solid fuel

110261, 110264, 110265, 110347, 431284, F23C 110, F23Q 900

Patent

active

044283091

ABSTRACT:
A dual-purpose burner capable of utilizing either pulverized coal or liquid fuels such as heavy oil as alternate fuels, or both simultaneously, and if desired, utilizing the mixture of pulverized coal and steam or water and atomizing it to achieve a high combustion efficiency and the prevention of atmospheric pollution. The burner consists of a main body constructed of triple pipes and a screw conveyor disposed in the rear part of the main body. The main body contains primary and secondary air inlets and a port for the passage of liquid fuels or steam.

REFERENCES:
patent: 657579 (1900-09-01), White
patent: 706495 (1902-08-01), Reed
patent: 1468008 (1923-09-01), Dyson
patent: 1476994 (1923-12-01), Meyer et al.
patent: 1661031 (1928-02-01), Butcher
patent: 1726870 (1929-09-01), Trent
patent: 2044296 (1936-06-01), Hardgrove
patent: 2531316 (1950-11-01), Zink
patent: 3147795 (1964-09-01), Livingston et al.
patent: 3822654 (1974-07-01), Ghelfi
patent: 4096808 (1978-06-01), Trickel
patent: 4208180 (1980-06-01), Nakayasu et al.

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