B - Operations – Transporting – 09 – B
Patent
B - Operations, Transporting
09
B
B09B 3/00 (2006.01) B09B 1/00 (2006.01) B09C 1/08 (2006.01) C04B 18/30 (2006.01)
Patent
CA 2107971
The present invention relates to the treatment of toxic wastes, and particularly to the immobilization of metals, in toxic amounts, in such wastes. A waste product comprising the metals is provided. A mixture is prepared comprising said toxic wastes, water, and a cementitious composition. The cementitious composition comprises magnesium oxide and magnesium chloride in proportions effective to produce, with said water, a magnesium oxychloride cement. The cementitious composition is present in an amount, which on setting, is effective to immobilize the metals in said waste. The mixture of toxic waste and cementitious composition is introduced to a disposition site, and allowed to set at said site.
Bereskin & Parr
Stark J. Norman
LandOfFree
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