Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace
Patent
1976-08-20
1978-04-04
Dost, Gerald A.
Metallurgical apparatus
Means for treating ores or for extracting metals
By means applying heat to work, e.g., furnace
266177, C21B 112
Patent
active
040822540
ABSTRACT:
The invention concerns an apparatus for heat exchange between a hot and a cold body in particular in form of fluids, divided by a partition wall, in which apparatus a portion of the wall, contacting the hot fluid, is moved and is brought in place of a corresponding wall portion contacting the cold fluid. The invention concerns also the application of the apparatus in a chamber for ore reduction.
REFERENCES:
patent: 849465 (1907-04-01), Dings
patent: 1113962 (1914-10-01), Dern et al.
patent: 2039833 (1936-05-01), Payne
patent: 2085625 (1937-06-01), Anderson
patent: 3512766 (1970-05-01), Oberndorfer
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