Blast furnace smelting of zinc

Details Blast furnace smelting of zinc Blast furnace smelting of zinc

1978-08-01

1983-02-01

Andrews, M. J.

Metallurgical apparatus

Means for treating ores or for extracting metals

By means applying heat to work, e.g., furnace

266189, 266197, 266265, 266270, 75 88, F27B 116

Patent

active

043711510

ABSTRACT:
A tuyere for a blast furnace, the main body of the tuyere being in the form of a tube with a central bore and the nose portion of the tuyere having a downwardly-inclined hood-like extension of the upper wall of the tube, whereby gas passing through the nose of the tuyere is deflected downwardly by the said extension, which extension has a gas outlet aperture of greater area than the cross-sectional area of the bore of the tube.

REFERENCES:
patent: 1298761 (1919-04-01), Miller
patent: 1789870 (1931-01-01), Holzworth
patent: 1969693 (1934-08-01), Fox et al.
patent: 2124437 (1938-07-01), Steinbacher
patent: 3610183 (1971-10-01), Kolboy et al.

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