C - Chemistry – Metallurgy – 21 – B
Patent
C - Chemistry, Metallurgy
21
B
39/1, 39/18
C21B 11/06 (2006.01) C22B 5/04 (2006.01) F27B 7/06 (2006.01)
Patent
CA 1069691
VACUUM REVOLVING CYLINDRICAL FURNACE Abstract of the Disclosure This invention relates to a vacuum rotatable tubular furnace for metallothermal reactions comprising an outer housing adapted to be evacuated and having on one end thereof a closable filler cap, and a vacuum-tight passage for a shaft on the other end, rotatable tube means in said outer housing, said tube means being open on an end thereof facing said filler cap, and having a shaft connected to the other end of said tube and extending through said housing, a cylindrical reaction chamber mounted in said rotatable tube means symmetrically to the longitudinal axis of the latter, and being detachably connected thereto, said reaction chamber being narrowed on a filling end thereof to a tube having a small lumen and being closed at the other end thereof, a cylindrical evaporation chamber mounted in the area of the filling end of the reaction chamber and being adapted to contain metal effect- ing a metallothermal reaction, said evaporation chamber having an opening on an end thereof facing said filler cap, heating means on said rotatable tube means at least within the area of the cylindrical reaction chamber, means for evacuating the rotatable furnace, and drive means for rotating said rotatable tube means.
275258
Domazer Hans-Gunter
Eggert Horst
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