C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/30
C04B 35/12 (2006.01) C04B 35/047 (2006.01) C04B 35/66 (2006.01)
Patent
CA 1210785
ABSTRACT A raw batch for a ramming cement is shown adapted to be fired in place to protect studded boiler tubes and the like. The fired cement includes a major proportion of a particulate chromia-magnesia spinel that is bonded in-situ with a clay phase including kaolinite and montmorillonite components and a reacted chromia and magnesia compound together with sodium hexametaphosphate.
448384
Gowling Lafleur Henderson Llp
Norton Company
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