B - Operations – Transporting – 24 – C
Patent
B - Operations, Transporting
24
C
51/6
B24C 3/00 (2006.01) B24C 1/00 (2006.01)
Patent
CA 1076812
ABSTRACT OF THE DISCLOSURE An austenitic steel surface is cleaned of ferritic contaminations and other impurities by blasting it with a wet abrasive mixture containing 40-90%, by volume, of corundum of an average grain size of 0.2 to 0.6 mm and of triangular habit. This wet abrasive mixture is accelerated and applied to the surface under a gas pressure of 2.5 to 5.5 atmospheres, 0.8 to 3 kg of corundum being applied per 100 cm2 of the surface to be cleaned. Before the surface has dried, a rinsing liquid is applied thereto.
299772
Lugscheider Walter
Wallner Felix
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