Inert gas injecting plate brick or insert nozzle brick for use i

Details Inert gas injecting plate brick or insert nozzle brick for use i Inert gas injecting plate brick or insert nozzle brick for use i

1994-10-26

1997-03-25

Hail, III, Joseph J.

Metal founding

Means providing inert or reducing atmosphere

In continuous casting apparatus

164259, 222603, B22D 1100

Patent

active

056135459

ABSTRACT:
This invention relates to an inert gas injecting plate brick or nozzle brick for use in a sliding gate valve apparatus of molten metal, characterised in that said plate brick or insert nozzle brick is horizontally split into at least two parts, and a number of small diameter pipes are sealingly arranged and secured in said split surfaces. According to such a plate brick or nozzle brick, it is possible to prevent leakage of injection gas in such kind of apparatus, it is possible to carry out a stable casting working, and complicated, high cost, additional processes such as cutting working, boring working and connecting working of said bricks can be saved.

REFERENCES:
patent: 3838798 (1974-10-01), Vosu
patent: 4103732 (1978-08-01), Habert
patent: 4520860 (1985-06-01), Haissig
patent: 4588112 (1986-05-01), Kondo
patent: 4828460 (1989-05-01), Saito
Patent Abstracts of Japan, vol. 12, No. 416 (M-759) (3263), 4th Nov. 1988; & JP-A-63 154247 (Kawasaki) 27 Jun. 1988.

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