Coal heating temperature control

Details Coal heating temperature control Coal heating temperature control

1975-11-26

1977-02-15

Camby, John J.

Heating

Processes of heating or heater operation

Controlling flame position or work atmosphere

34 13, 432 4, F27B 324

Patent

active

040080420

ABSTRACT:
Method for maintaining preheating equipment used for heating coal at a temperature within a temperature range normally used for heating said coal in said equipment which comprises introducing into said equipment a heat-absorbing liquid at a rate sufficient to maintain said equipment within said temperature range. Typically, the heat-absorbing liquid is an aqueous solution, preferably water, and said temperature range for preheating said coal is from 250.degree. to 700.degree. F.

REFERENCES:
patent: 1623553 (1927-04-01), Randolph
patent: 2691830 (1954-10-01), Karnofsky
patent: 2900737 (1959-08-01), Heller
patent: 3786573 (1974-01-01), Scheppe

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