C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
6/22
C09D 11/00 (2006.01) B21C 51/00 (2006.01) B22D 3/00 (2006.01) B22D 7/00 (2006.01) C23C 4/00 (2006.01)
Patent
CA 1043954
"Marking composition for hot metal articles" ABSTRACT OF THE DISCLOSURE As a marking composition for hot metal articles, there is used a dry powder suitable to be applied by means of a carrier gas jet, e.g. pre- conditioned compressed air in dry powder form and consisting of a pigment, preferably TiO2, aluminium and an adhesion agent. The aluminium is present in order to act as a reducing agent for oxide on the hot metal surface. The adhesion agent may be a waxy chalk, SiO2, or bentonite, and should be effective at a temperature which is not lower than 200°C. - 1 -
250865
de Blok Jan F.
Vendel Bernard C.
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