Composition and process for increasing the shear strength of...

Details Composition and process for increasing the shear strength of... Composition and process for increasing the shear strength of...

C - Chemistry, Metallurgy

04

B

C04B 18/12 (2006.01) B09B 3/00 (2006.01) C02F 11/00 (2006.01) C04B 24/24 (2006.01) C04B 24/26 (2006.01) C04B 28/02 (2006.01) E02D 3/12 (2006.01)

Patent

CA 2105428

COMPOSITION AND PROCESS FOR INCREASING THE SHEAR STRENGTH OF PROCESSING WASTES USED FOR TIP BUILDING AND UNDERGROUND CONSOLIDATION ABSTRACT OF THE DISCLOSURE There are provided compositions and processes for enhancing the initial and long term shear strength and initial tip stability of process wastes. The process wastes are aqueous dispersions such as the slurry tailings from mining operations. The compositions are comprised of the process waste, cement and a water absorbent polymer which is a mixture of Mannich acrylamide polymers and dimethyldiallyammonium halide polymers.

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