Cement clinker, cement composition, method for producing cement clinker and method for treatment of waste containing alkali component

• Main Authors: KAZUHIRO KANO, TATSUO IKABATA, TATSUSHI AKIYAMA
• Format: Patent
• Language: English
• Published: 06.05.2004
• Edition: 7
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

Cement clinker, characterized in that it comprises Al2O3 and Fe2O3 wherein the mass ratio of Al2O3/Fe2O3 is 0.05-0.62, and alkali components and C2S wherein the content Y (mass %) of alkali components and the content X (mass %) of C2S satisfy the formula: 0.0025X+0.1</=Y</=0.01X+0.8. The produ...