METHOD FOR PRODUCING ROAST-FREE REFRACTORY PRODUCTS, PREFERABLY FOR METALLURGICAL INDUSTRY Russian patent published in 2001 - IPC

Abstract RU 2169718 C1

FIELD: metallurgy. SUBSTANCE: method involves preparing binding suspension; stabilizing suspension by mixing; mixing with filler by feeding binding suspension into filler till obtaining predetermined ratio; providing vibration forming and drying of products. Vibration formation of products is effected at vibration acceleration of 10-80 m/s and specific static pressure of 0.025-0.25 kg/sq.cm for 2-30 s. At the final stage of vibration formation, products are additionally pressed at specific static pressure of weight of 4-10 kg/sq.cm for forming three-layer structure satisfying requirements of operation of products used as steel-pouring stock. EFFECT: increased efficiency and improved quality of products. 1 tbl, 2 dwg

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RU 2 169 718 C1

Authors

Sokolov L.M.

Tikhonov I.I.

Trubitsyn M.A.

Dates

2001-06-27Published

2000-03-14Filed