| 摘要 |
PROBLEM TO BE SOLVED: To provide steel slag utilized in ocean space which does not exhibit a clouding phenomenon even if it is stored outdoors in a pile over a long period of time when the steel slag is utilized as an ocean civil engineering and construction material or a marine environment-improving material, and to provide a preparation method for obtaining the steel slag utilized in ocean space. SOLUTION: In the steel slag utilized in ocean space, the amount of water adhering to the steel slag is 10 mass% or less. In this case, the amount of water is preferably 5 mass% or less. The method for preparing the steel slag utilized in ocean space includes removing the water adhering to the steel slag until it reaches a predetermined value, using at least one method selected from the group consisting of screening, water absorption, and dehydration. COPYRIGHT: (C)2011,JPO&INPIT
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