Patent ID: 7578881
Filing Date: 2009-08-25
Classification: C04B,Y02W,Y10S

Abstract:
1. A composition capable of setting to produce a concrete, the composition comprising: from about 1% to about 30% by weight of portland cement; from about 20% to about 90% by weight of an aggregate comprising coarse aggregate and fine aggregate; from about 1% to about 30% by weight of fly ash; from 1% to about 30% by weight of particulate matter including activated carbon sorbent and a contaminant absorbed, adsorbed or entrapped by the sorbent wherein the contaminant is mercury or a compound containing mercury; and water in a sufficient amount such that the composition sets to a concrete having a compressive strength of at least 8.3 MPa, wherein all weight percentages are percent by weight of the total composition.