FIELD: road construction. SUBSTANCE: apparatus has in series connected a bitumen oxidizing reactor and a chamber of outgoing gas heating. The heating chamber has a heater with an air feeding device. The heating chamber is connected with a chamber, that has a fibrous mullite silicas nozzle. The air feeding device may have smoke suction pump and pipe. EFFECT: apparatus is useful for road construction. 2 cl, 1 dwg
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Authors
Dates
1994-04-15—Published
1991-12-12—Filed