Method and apparatus for maintaining an atmosphere around a pred

Details Method and apparatus for maintaining an atmosphere around a pred Method and apparatus for maintaining an atmosphere around a pred

1983-12-23

1986-03-18

Godici, Nicholas P.

Metal founding

Process

Shaping liquid metal against a forming surface

164130, 164259, 164323, 164335, B22D 700, B22D 2300

Patent

active

045762201

ABSTRACT:
An apparatus for maintaining a particular atmosphere above a predetermined portion of a train of closely spaced open top containers mounted on an endless conveyor chain, comprises a cover plate located at a predetermined distance above a number of such containers and extending before and after such predetermined portion. The cover plate has a predetermined number of ports therein for feeding a gas through the cover plate to progressively develop a particular atmosphere in the containers as they approach the predetermined portion of the endless conveyor and to maintain such atmosphere in the containers as they pass such predetermined portion.

REFERENCES:
patent: 2099208 (1937-11-01), Horsfall et al.
patent: 3284859 (1966-11-01), Conlon et al.
patent: 3603378 (1971-09-01), Yearley
patent: 4030532 (1977-06-01), Tiberg

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