| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide cement clinker where the elution of water-soluble Cr (VI) is sufficiently suppressed and wastes are effectively utilized, a method for producing the same and a cement composition. <P>SOLUTION: The cement clinker is characterized by having 47-58 mass% C<SB>3</SB>S in terms of Bogue equation, 11-13 mass% C<SB>3</SB>A, 6-9 mass% C<SB>4</SB>AF and a total content of Cr of 10-60 mg/kg. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
