METHOD OF PROTECTION OF HEAT-RESISTANT MATERIAL FROM EFFECT OF HIGH-RAPID GASEOUS FLOW OF CORROSIVE MEDIA (VARIANTS) Russian patent published in 1997 - IPC

FIELD: metallurgy. SUBSTANCE: method involves applying silicon-base layer containing, wt.-%: titanium 15-40; molybdenum 5-30; yttrium 0.1-1.5; boron 0.5-2.5; chrome 0.2-6.0, and one or some elements from the VIII group of periodic system 7-10, or silicon-base layer containing, wt.-%: titanium 15-40; molybdenum 5-30; yttrium 0.1-1.5; boron 0.5-2.5 followed by thermic treatment at 1300-1600 C. Layer can contain manganese (1.5 wt.-%) by the first variant. EFFECT: improved method of protection, enhanced effectiveness. 3 cl