Methods of and apparatus for sintering tubular ceramic articles

Details Methods of and apparatus for sintering tubular ceramic articles Methods of and apparatus for sintering tubular ceramic articles

1981-10-30

1983-07-26

Camby, John J.

Heating

Processes of heating or heater operation

Treating an article, container, batch or body as a unit

414214, 414280, 432124, 432239, F27D 300

Patent

active

043952313

ABSTRACT:
In a pass-through sintering furnace for sintering a succession of ceramic tubes fed lengthwise through the furnace and rotated as they pass through the furnace, the tubes, when heated in the furnace, are kept apart by pushing each tube into the furnace at one end and pulling it out from the other end. The pulling speed is less than the pushing speed to ensure uniform firing throughout the length of the tube, allowing for shrinkage as the tube is fired, but is sufficient to hold the pulled tube clear of the next following tube so as to obviate any pushing against the end of a hot tube.

REFERENCES:
patent: 2381656 (1945-08-01), Eksergian et al.
patent: 3230596 (1966-01-01), Batigne et al.
patent: 3265431 (1966-08-01), Burner
patent: 4070542 (1978-01-01), Miles et al.
patent: 4291910 (1981-09-01), Maupate

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