Process for preparing blast furnace cokes

Details Process for preparing blast furnace cokes Process for preparing blast furnace cokes

C - Chemistry, Metallurgy

10

B

44/38

C10B 47/10 (2006.01) C10B 53/08 (2006.01) C10B 57/04 (2006.01) C10L 5/36 (2006.01) C21B 5/00 (2006.01)

Patent

CA 1075900

Title of the Invention: Process for Preparing Blast Furnace Cokes Abstract of the Disclosure: A process for preparing blast furnace cokes which comprises steps of adding a desired binder to a coal making briquettes which consists of a substantially low- coal, such as non-and/or poorly-coking coal alone or a blend of about 40% or more of said low-grade coal and a charging coal: mixing; briquetting in a roll press to form briquettes of two or more shapes; preparing a blended charg- ing coal by blending the resulting briquettes of different shapes to a charging coal in a total amount of about 35% or more of said briquettes based on said charging coal; and about carbonizing said blended charging coal in a coke oven, whereby permitted to blend a large amount of the low-grade coal. - 1 -

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