F - Mech Eng,Light,Heat,Weapons – 27 – D
Patent
F - Mech Eng,Light,Heat,Weapons
27
D
F27D 1/18 (2006.01) C22B 9/00 (2006.01) C22B 21/06 (2006.01) F27B 3/10 (2006.01) F27B 3/19 (2006.01) F27D 3/16 (2006.01) F27D 99/00 (2010.01)
Patent
CA 2168185
An airlock of integral one piece construction for the trough of a refining furnace, the airlock having opposed vertical walls with portions that fit snugly within the trough opposed vertical walls and downwardly angled extensions which, with a top wall that connects the side wall extensions, define a snout whose open part projects into the molten metal in the furnace chamber to dynamically seal the trough from entry of air.
Bisco Thomas
Fisher Michael James
Sarlitto Raymond Jerome
Foseco International Limited
Gowling Lafleur Henderson Llp
LandOfFree
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