Ventilation – Having protecting air current
Patent
1993-11-22
1994-11-22
Joyce, Harold
Ventilation
Having protecting air current
432 10, 432 64, F27B 110
Patent
active
053664094
ABSTRACT:
A method and system for providing a controlled gaseous environment at the opening to a receiver and around a free liquid stream downwardly entering the receiver opening. The method comprises laminarly emitting at least two gas flows to extend and intersect over the receiver opening thereby forming an upward plume enveloping the free liquid stream.
REFERENCES:
patent: 4823680 (1989-04-01), Nowotarski
patent: 5152453 (1992-10-01), Leturno
patent: 5195888 (1993-03-01), Sharma et al.
patent: 5210959 (1993-05-01), Brestovansky et al.
The Making, Shaping and Treating of Steel; 10th Ed, 1985, pp. 750-751.
Joyce Harold
Kent Peter
Ktorides Stanley
Praxair Technology Inc.
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