C - Chemistry – Metallurgy – 03 – C
Patent
C - Chemistry, Metallurgy
03
C
261/3
C03C 11/00 (2006.01) C04B 14/12 (2006.01) C04B 38/00 (2006.01)
Patent
CA 1048063
A B S T R A C T There is provided a new product suitable for use as lightweight aggregate in the manufacture of lightweight con- crete, the lightweight aggregate being in the shape of a hollow sphere, the outside surface of the wall being substantially rough and the inner surface of which is substantially vitri- fied, the wall being made of fired mineral or ceramic powder, the outer diameter of said sphere being 1/8 to 1 1/2 inches, the thickness of the wall being from 0.045 to 0.30 of an inch, the sphere being also characterized by a S.S.D. specific gravity of from 1.4 to 1.65.
229092
Aitcin Pierre-Claude
Poulin Claude
Universite de Sherbrooke
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