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Publication of JPS4918714ApublicationCriticalpatent/JPS4918714A/ja
F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
F27D3/00—Charging; Discharging; Manipulation of charge
F27D3/15—Tapping equipment; Equipment for removing or retaining slag
F27D3/1545—Equipment for removing or retaining slag
F27D3/159—Equipment for removing or retaining slag for retaining slag during the pouring of the metal or retaining metal during the pouring of the slag