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Title: Treatment of blast furnace slag

Abstract: A method for treating blast furnace slag comprising cooling and solidifying the slag discharged from the blast furnace with an aqueous solution containing not less than 0.003% ferrous sulfate and/or ferrous chloride.


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Inventors: Nagata, Takeshi (Kitakyushu, JA)

Application Number: 498023
Filing Date: 1974-08-16
Publication_date: 1976-02-17
Assignee: Nippon Steel Corporation (BOTH OF, JA); Hamada Heavy Industries Co., Ltd. (BOTH OF, JA)
Primary Class(es): 65/19 65/68
Other Classes:
US Patent Ref:
1962270Jun, 1934Dunn106/51.
2532548Dec, 1950Heide69/19.

Other Refs:
Primary Examiner: Kellogg, Arthur D.
Assistant Examiner:
Attorney: Toren, McGeady and Stanger