Die for extruding honeycomb structural bodies

Details Die for extruding honeycomb structural bodies Die for extruding honeycomb structural bodies

1988-09-02

1989-11-28

Heitbrink, Jill L.

Plastic article or earthenware shaping or treating: apparatus

Means providing a shaping orifice

Single inlet, plural shaping orifices

4253824, 425461, 26417712, B29B 4712

Patent

active

048834203

ABSTRACT:
An extrusion die for extruding ceramic honeycomb structural bodies includes body discharge channels having a desired honeycomb arrangement and independent body supply holes communicating with the body discharge channels. The body supply holes are so designed that each of them has inner peripheral surface zones of different inner dimensions and the inner peripheral surface zones may be coaxially arranged.

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Soviet Inventions Illustrated, Sections P, Q, General/Mechanical, 1981, Week D29, Derwent Publlications, Ltd., SU-776692, p. 51.
Soviet Inventions Illustrated, Sections P, Q, General/Mechanical, 1979, Week B40, Derwent Publications Ltd., SU-642037, p. 51.

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