Continuous extrusion method of manufacturing ceramic honeycomb s

Details Continuous extrusion method of manufacturing ceramic honeycomb s Continuous extrusion method of manufacturing ceramic honeycomb s

1981-02-17

1982-12-21

Parrish, John A.

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

Controlling rate of movement of molding material or its...

2642091, B29D 2304

Patent

active

043648819

ABSTRACT:
A continuous extrusion method of manufacturing ceramic honeycomb structures with the aid of a screw type vacuum extruding machine is disclosed. The method is characterized by making the temperature at the outer periphery of the ceramic raw material batch located in the rear of the extrusion die not lower than the temperature at the center portion of the batch.

REFERENCES:
patent: 3790654 (1974-02-01), Bagley
patent: 3824196 (1974-07-01), Benbow
patent: 3919384 (1975-11-01), Cantaloupe

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