Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Alkaline earth metal
Patent
1988-06-15
1990-05-22
Doll, John
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Alkaline earth metal
423635, 423636, 423637, 423638, 423639, 501108, 501121, C01F 506, C01F 508, C01F 512
Patent
active
049276115
ABSTRACT:
A lightweight magnesia clinker containing magnesium oxide in an amount of more than 85 wt. % and having an apparent porosity of more than 40 vol. % and a bulk specific gravity of less than 2.0 g/cm.sup.3 is disclosed. In the lightweight magnesia clinker, the amount of magnesia clinker particles having a particle diameter of smaller than 3 mm is more than 90 wt. % of the amount of all magnesia clinker particles, and the amount of pores formed in the magnesia clicker particles having a pore size of smaller than 50 .mu.m is more than 90 vol. % of the amount of all pores. A process for the preparation of said lightweight magnesia clinker is also disclosed.
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Iwamoto Toshiichi
Kaneyasu Akira
Yamamoto Kosei
Doll John
Langel Wayne A.
UBE Chemical Industries, LTD.
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