Method and apparatus for denitrifying coke

Details Method and apparatus for denitrifying coke Method and apparatus for denitrifying coke

1974-12-13

1977-05-24

Sebastian, Leland A.

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

13 7, C01B 3102, H05B 100

Patent

active

040256103

ABSTRACT:
A grain coke is packed in a vertical furnace between a pair of opposite electrodes for passing current through the coke, thus heating the same to a temperature of above 1400.degree. C, preferably 1500.degree. C for more than 10 minutes. Coke is loaded into the furnace from an upper portion and heat treated coke is cooled and then discharged from the bottom. Inert or reducing gas may be introduced into the lower portion of the furnace and discharged from the upper portion thereby cooling heat treated coke and preheating loaded coke.

REFERENCES:
patent: 598549 (1898-02-01), Wing
patent: 1671673 (1928-05-01), Doerschuk et al.
patent: 2681943 (1954-06-01), Hartwick
patent: 3578069 (1971-05-01), Morel et al.
patent: 3684446 (1972-08-01), Markel

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