C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/35, 261/79
C04B 28/14 (2006.01)
Patent
CA 1120068
ABSTRACT OF THE DISCLOSURE A refractory plaster comprising semi-hydrated calcium sulphate, mineral fibres and an aluminous filler material which comprises more than 80% by weight A?2O3 after calcination. The plaster can be used in a conventional manner and has fire retardant properties up to a temperature of l,400°C.
333786
G. Ronald Bell & Associates
Lafarge
LandOfFree
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