CPC C09K 8/145 (2013.01) [C04B 18/067 (2013.01); C04B 18/08 (2013.01); C04B 18/162 (2013.01); C04B 28/04 (2013.01); C04B 28/10 (2013.01); C04B 41/009 (2013.01); C09K 8/16 (2013.01); C09K 8/5045 (2013.01)] | 19 Claims |
1. A cement composition comprising:
ground vitrified clay;
hydrated lime; and
water; wherein the ground vitrified clay is ground vitrified pipe.
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