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Machine translation
1. (WO1981003340) AERATION FEEDER FOR COAL DUST SUPPLY TO BLAST FURNACE HEARTH
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1981/003340    International Application No.:    PCT/SU1980/000207
Publication Date: 26.11.1981 International Filing Date: 18.12.1980
IPC:
C21B 5/00 (2006.01)
Applicants:
Inventors:
Priority Data:
2920353 22.05.1980 SU
Title (EN) AERATION FEEDER FOR COAL DUST SUPPLY TO BLAST FURNACE HEARTH
(FR) DISPOSITIF D"ALIMENTATION A AERATION POUR L"ALIMENTATION EN POUSSIER D"UN FOYER D"UN HAUT FOURNEAU
Abstract: front page image
(EN)An aeration feeder for coal dust supply to the blast furnace hearth comprises an aeration chamber (1) provided with an air distribution grate (2) partitioning the chamber; an outlet tube (5) with a charging window (6) on the side surface of the end of that tube (5) which is located inside the chamber (1), and a closing regulating element (7) provided with a hollow rod (8), which enters telescopically the tube (5) and shuts intermittently the charging window (6). The closing regulating element is shaped as a sleeve provided with calibrated openings which are intermittently connected to the charging window (6) in the outlet tube (5).
(FR)Un dispositif d"alimentation a aeration pour l"alimentation en poussier du foyer d"un haut fourneau comprend une chambre d"aeration (1) pourvue d"une grille de distribution d"air (2) au travers de la chambre. Un tube de sortie (5) avec une fenetre de chargement (6) sur la surface laterale de l"extremite de ce tube (5) situe a l"interieur de la chambre (1), et un element de reglage de fermeture (7) pourvu d"une tige creuse (8) laquelle entre de maniere telescopique dans le tube (5) et ferme par intermittence la fenetre de chargement (6). L"element de reglage de fermeture se presente comme un manchon pourvu d"ouvertures calibrees qui sont connectees de maniere intermittente a la fenetre de charge (6) dans le tube de sortie (5).
Designated States:
Publication Language: Russian (RU)
Filing Language: Russian (RU)