Fluidized-bed activation furnace for activated carbon

Details Fluidized-bed activation furnace for activated carbon Fluidized-bed activation furnace for activated carbon

1988-11-21

1990-02-06

Bennet, Henry A.

Heating

With heating gas conveying, agitating, scattering or...

432 15, 110245, 34 57A, F27B 1500

Patent

active

048985333

ABSTRACT:
A fluidized-bed activation furnace for activated carbon is disclosed. The furnace is provided with a central hollow pillar having an outlet for discharging activated carbon granules at the upper portion thereof, a bowl-shaped cap covering the top portion of the central hollow pillar and a perforated plate fixed to the outer periphery of the central hollow pillar below the outlet for discharging activated carbon granules. After the granules of carbon are activated while a fluidized-bed is formed of the activated carbon granules, the substantially whole amount of granular activated carbon is discharged in a short time maintaining a high temperature.

REFERENCES:
patent: 3260389 (1966-07-01), Paton
patent: 3829983 (1974-08-01), White
patent: 4002263 (1977-01-01), Marcellini
patent: 4039290 (1977-08-01), Inada et al.
patent: 4062656 (1977-12-01), Blaser et al.
patent: 4148752 (1979-04-01), Burger et al.
Kagaku Sochi (Plant & Process), vol. 17, No. 5, pp. 38-44, (May 1975).

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