Retractable burner for coal gasification plants

Details Retractable burner for coal gasification plants Retractable burner for coal gasification plants

1987-12-04

1988-11-01

Green, Randall L.

Combustion

Fuel disperser installed in furnace

Plural feed means extending to common wall opening of furnace

431189, 110322, F23C 506

Patent

active

047815760

ABSTRACT:
An apparatus and method for retracting and inserting a shaft through a high pressure vessel while in operation comprising: a sleeve extending through a wall of the vessel, a shaft extending through the sleeve; a shield, compression seals, and valve to prevent materials within the vessel from escaping through the sleeve upon retraction of the shaft, and a prime mover connected to an end of the shaft outside the vessel wall for retracting and inserting the shaft.

REFERENCES:
patent: 1391338 (1921-09-01), Morse
patent: 3150710 (1964-09-01), Miller
patent: 3339614 (1967-09-01), Fleck et al.
patent: 4073627 (1978-02-01), Anderson
patent: 4445444 (1984-05-01), Espedal
patent: 4588557 (1986-05-01), Henderson

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