Perlite expansion process and apparatus therefor

Heating – Processes of heating or heater operation – Including melting – vaporizing – sintering – expanding...

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431215, 252378P, 432 58, F27B 1400

Patent

active

042907497

ABSTRACT:
A process and apparatus therefor are described for the expansion of perlite utilizing vaporized heavy liquid fuel as at least half, and preferably all, of the combustion fuel. In this process preheated air is used to vaporize the liquid fuel, which has previously been atomized.

REFERENCES:
patent: 1516642 (1924-11-01), Owen
patent: 2639132 (1953-05-01), Bradford
patent: 2941585 (1960-06-01), Loebel et al.
patent: 2992676 (1961-07-01), Henwood
patent: 3885904 (1975-05-01), Feng
patent: 3994665 (1976-11-01), Young
patent: 4035137 (1977-07-01), Arand
patent: 4060371 (1977-11-01), Gentry et al.

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