FIELD: application of insulating and refractory compound onto surface. SUBSTANCE: movable air volume is built up in the conveying duct by means of an air feeder and insulating and/or refractory material and curing agent are introduced into it; together with the air volume they get into a spraying gun connected to the conveying duct; gaseous atmosphere and binder or adhesive are introduced into the spraying gun just before the nozzle-like outlet. EFFECT: enhanced quality. 8 cl, 2 dwg
Authors
Dates
1997-12-10—Published
1993-10-15—Filed