C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
9/69
C04B 28/02 (2006.01)
Patent
CA 1199455
ABSTRACT Process for the preparation of cement-asbestos manufactured articles, by means of preparatory operations comprising the preparation of an aqueous suspension of cement and asbestos fibres, the filtering and the optional dewatering of the obtained paste, and the formation of the manufactured article, characterized in that said suspension does not contain asbestos of the amosite type and that it is additioned with up to 0.5% by weight on the cement, of polyolefinic fibrils with a surface area of at least 1 sq.mt/gram.
421602
Ciaccia Vittorio
Credali Lino
Montedison S.p.a.
Stewart & Kolash Ltd
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