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US 10,494,302 B1Granted
Heavyweight concrete containing steel slag
AssigneeKing Fahd University of Petroleum and Minerals
InventorsMohammed Ibrahim, Mohammed Salihu Barry, Luai M. Alhems, Muhammad Kalimur Rahman
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Abstract
A heavyweight concrete composition comprising cement, steel slag coarse particles, steel slag fine particles, and iron ore aggregate, a wet concrete slurry of water mixed with the heavyweight concrete composition, and a heavyweight concrete which is a cured form of the wet concrete slurry. In the present disclosure, sand, which is used in conventional concretes, is replaced with steel slag fine particles to produce a sand-free heavyweight concrete.
Claims19
A heavyweight concrete composition, comprising:
- 8-15 wt % cement;
- 65-83 wt % steel slag;
- and
- 3-10 wt % of an iron ore coarse aggregate, each relative to a total weight of the heavyweight concrete composition;
- wherein:
- the steel slag is present as a mixture of steel slag coarse particles having a particle size of 2-10 mm and steel slag fine particles having a particle size of 0.1-1.5 mm;
- and
- the iron ore coarse aggregate has a particle size of 3-7 mm.
5 more elements
Dependencies are inferred from the claim text.