MELT BLAST TUYERE Russian patent published in 1995 - IPC

Abstract SU 1450377 A1

FIELD: metallurgy. SUBSTANCE: melt blast tuyere has end part provided with band made from metal, whose linear coefficient as compared with that of metal of housing end part is within the range of 0.60-0.85. Band and slab surfaces are made ribbed. Band thickness is (0.04-0.37)D. End part of metal housing extends beyond slab for a distance of (0.30-1.5)D, where D is outer diameter of metal housing end part. EFFECT: increased strength (by 10-11 times) and service life. 2 cl, 1 dwg

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SU 1 450 377 A1

Authors

Grechko A.V.

Ivanov V.V.

Mejerovich E.V.

Tarasov A.V.

Seljavin V.S.

Dates

1995-10-27—Published

1987-04-17—Filed