Static structures (e.g. – buildings) – Machine or implement
Patent
1993-03-31
1994-07-19
Friedman, Carl D.
Static structures (e.g., buildings)
Machine or implement
52612, 523097, 5230912, 5230917, 523098, E04C 200
Patent
active
053297415
ABSTRACT:
A portable constructional element (4) comprising a foamed cementitious material (8) in an outer plastics covering (10), the foamed cementitious material (8) being such that it has been introduced into the outer covering (10) in a wet state and has set in the outer covering (10) such that the foamed cementitious material (8) is of a substantially uniform character throughout the constructional element, and such that the outer covering (10) forms an integral part of the portable constructional element (4).
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American Concrete Institute, Lightweight Concrete, 1971 pp. 147-158.
Hewitt Peter S.
Nicolaidis Raphael
Friedman Carl D.
Iandiorio Joseph S.
Teska Kirk
Wood Wynn E.
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