Coke feed device with housing for a coke dry cooling...

C - Chemistry – Metallurgy – 10 – B

Patent

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Details

C10B 39/02 (2006.01) C10B 31/02 (2006.01) F27D 3/00 (2006.01)

Patent

CA 2100867

Coke feed device with housing (6) for a coke dry cooling installation which is allocated to a cooling shaft (41) and consists of a stationary hopper (1) with an extraction line (9), a movable hopper (2), a movable, liftable and lowerable cooling shaft closure (8) and the housing (6) containing the movable hopper (2) and the cooling shaft closure (8) which are arranged on a joint chassis (22) running on rails (49). The movable hopper (2, 200, 201) is fitted with a distribution bell (3, 4) and a liftable and lowerable sealing ring (11) and the movable cooling shaft closure (8) fitted with a sealing ring (55) is integrated into a lifting and lowering device (15) and the housing (6, 600, 601) takes the form of a hood clear of the floor or with apertures in the walls (45, 450, 451, 46, 460, 461) for a limited secondary air supply.

Le présent brevet vise un alimenteur à coke équipé d'une enceinte (6) pour installation de refroidissement à sec de coke qui est reliée à une colonne de refroidissement réservée (41). Cet alimenteur se compose d'une trémie fixe (1) munie d'une canalisation d'extraction (9), d'une trémie mobile (2), d'un obturateur de colonne de refroidissement pouvant se déplacer à la verticale (8), et enfin d'une enceinte (6) logeant la trémie mobile (2) et l'obturateur de colonne de refroidissement (8) montés sur un bâti commun (22) coulissant sur rails (49). La trémie mobile (2, 200, 201) est équipée d'une cloche de distribution (3,4) et d'un anneau d'étanchéité se déplaçant à la verticale (11); l'obturateur mobile de colonne de refroidissement (8) muni d'un anneau d'étanchéité (55) est incorporé à un dispositif de positionnement (15) et l'enceinte (6, 600, 601) a la forme d'un capot surplombant le sol ou à paroi ajourée (45, 450, 451, 46, 460, 461) assurant une admission d'air auxiliaire limitée.

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