C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/2
C04B 38/04 (2006.01) C04B 38/00 (2006.01) C12N 5/00 (2006.01) C12N 11/14 (2006.01)
Patent
CA 1314907
ABSTRACT There is provided a porous cellular material comprising a plurality of cavities each defined by a substantially spherical wall formed of a rigid intermeshing matrix of ceramic needles said wall being pierced by at least one aperture to provide access to the cavity, and the or each aperture having a diameter such that the ratio of the diameter of the aperture to the diameter of the cavity into which the aperture opens is in the range of from 0.1:1 to 1:1.
578339
Brown Alan Johnson
Gould Caryl
James Roger
Jones Thomas Richard
Ecc International Limited
Sim & Mcburney
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