WORM-TYPE MIXER FOR POLYMERIC MATERIALS Russian patent published in 1995 - IPC

Abstract RU 2030291 C1

FIELD: processing of polymeric materials. SUBSTANCE: worm in the mixing zone has additional concentrically-cut sections with unchanging depth of channel, equal to maximum depth of eccentric thread. Length of concentrically-cut sections ranges from 1/4 to 3/4 of worm threading pitch. In each start the concentrically-cut sections alternate with sections of eccentric threading. EFFECT: improved design. 3 cl, 9 dwg

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RU 2 030 291 C1

Authors

Konovalov S.V.

Bagno A.I.

Bastrygin V.V.

Zoroastrova M.A.

Dates

1995-03-10—Published

1991-04-17—Filed