Closure and seal construction for high-pressure oxidation furnac

Details Closure and seal construction for high-pressure oxidation furnac Closure and seal construction for high-pressure oxidation furnac

1982-03-29

1984-01-24

Camby, John J.

Heating

Work feeding, agitating, discharging or conveying...

Having closure or seal for work feeder's entrance passage

34242, 110173R, 432250, F27D 118, F26B 2500, F23M 700

Patent

active

044273789

ABSTRACT:
A closure and seal construction for a high-pressure oxidation furnace and the like having a quartz chamber and an integral quartz wall formed with an opening for receiving into the chamber material to be processed, the wall providing an annular surface surrounding the opening and being formed with an annular recess in the surface surrounding the opening; a combined cooling and sealing tube mounted in the recess and protruding slightly therefrom; a closure mounted for engagement with the tube and wall surface; and the tube having an elasticity responsive to a closing pressure to resiliently retract and provide simultaneous sealing engagement of the closure with the wall surface and tube.

REFERENCES:
patent: 3144035 (1964-08-01), Hablanian et al.
patent: 3751219 (1973-08-01), Kitchel
patent: 3825409 (1974-07-01), Longenecker
patent: 4167915 (1979-09-01), Toole et al.
patent: 4278422 (1981-07-01), Thompson

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