COMPOSITE BINDER BASED ON INDUSTRIAL WASTES Russian patent published in 2024 - IPC C04B7/24 C04B28/04 C04B18/04 

FIELD: chemistry.

SUBSTANCE: invention relates to binding materials which can be used in cement and construction industry. Composite binder includes portland cement clinker and industrial wastes; at that, as industrial wastes, a mixture of vanadium production wastes, wastes of enrichment of ferruginous quartzites of the Kursk magnetic anomaly and colemanite are introduced at ratio of 3:1:1 and dispersity of each component of 6,400 cm²/g, at following weight ratio, wt.%: portland cement clinker 84–86; industrial wastes 14–16.

EFFECT: higher strength.

1 cl, 3 tbl