B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/86
B28B 11/00 (2006.01) B28B 11/04 (2006.01) E01C 7/14 (2006.01) E01C 7/35 (2006.01) E01C 23/00 (2006.01) E01C 23/14 (2006.01) E01D 22/00 (2006.01)
Patent
CA 1166430
ABSTRACT OF THE DISCLOSURE The present invention provides a device for protecting and rendering impermeable a concrete manufacture in use, com- prising heating means for dehydrating a surface layer of said manufacture, means for impregnating said surface layer with a liquid monomer, means for supplying water in heat receiving relationship to said heating means, and means for supplying the heated water to said surface layer impregnated with said liquid monomer for polymerizing said monomer under the water heated by said heating means.
378839
Biagini Stefano
Guala Gennaro
Rio Arturo
Italcementi - Fabriche Riunite Cemento S.p.a.
Marks & Clerk
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