No.13 Special Issue on “Ironmaking Technology” and “Slag Products”

Environment Improvement in the Sea Bottom by Steelmaking Slag

MIYATA Yasuhito     SATO Yoshio     SHIMIZU Satoru     OYAMADA Kumi


The applicability of steelmaking slag was examined to improve the bottom sediments in several sea areas. The experimental results showed that massive steelmaking slag controlled the occurrence of sulfide, and that the materials were available as a submerged embankment material, which can be used for a base of algae and benthonic organisms. It is also found that the granules of the steelmaking slag can be an effective base and can supply nutrients for attached algae.

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