Mortar or concrete material containing metallic mineral extraction residues and method for producing same
AssigneeUniversidad De Murcia
InventorsMaría José MARTINEZ SANCHEZ, Carmen PEREZ SIRVENT, Fernando MESEGUER SERRANO
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Abstract
The present invention relates to a mortar or concrete material comprising cement, water, fine aggregate and coarse aggregate, wherein the fine aggregate is partially replaced by metallic mineral extraction residues (MMERs) not subjected to thermal treatment, with a pH of less than 7, with a particle size of less than 4 mm, and partially stabilised with limestone material that comprises at least 60% calcite with a particle size of less than 63 μm. The present invention also relates to the method for preparing said material and the use thereof to prepare construction materials.
Claims5
A mortar or concrete material comprising cement, water, fine aggregate and coarse aggregate, characterised by further comprising metallic mineral extraction residues (MMERs) not subjected to thermal treatment, with a pH of less than 7, with a particle size of less than 4 mm, and partially stabilised with limestone material that comprises at least 60% calcite with a particle size of less than 63 μm.
Dependencies are inferred from the claim text.