FIELD: production of powder from secondary tyres rubber as substance to produce regenerate or rubber mixtures. SUBSTANCE: method is realized in extrusion apparatus under thermal and mechanical action carried out at least in two in series located sections of extrusion apparatus, that have shift zones, in which speed of shift is changing according to formula given in method description. EFFECT: improved process. 2 cl, 1 tbl
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Authors
Dates
1997-03-27—Published
1990-12-29—Filed