FIELD: gas treatment. SUBSTANCE: aluminum tape is manufactured having transverse bulges on one of its sides thereby forming unclosed outline of honeycomb. Tape is rolled to close honeycomb outlines. Then, simultaneously, honeycombs are welded and aluminum oxidized. Invention is distinguished by that, before the welding of honeycombs and oxidation of aluminum, honeycombs of bulk carrier are filled with refractory material, in particular, powdered Carborundum. EFFECT: facilitated welding operation. 3 cl, 2 dwg
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