Plastic article or earthenware shaping or treating: apparatus – With mechanical means forming or expanding pores
Patent
1974-06-12
1976-03-09
Husar, Francis S.
Plastic article or earthenware shaping or treating: apparatus
With mechanical means forming or expanding pores
222193, 425817C, A29N 1700, B29D 2700, B29F 308
Patent
active
039429210
ABSTRACT:
An apparatus for use as an extruder die is disclosed. The die comprises a cylindrical housing surrounded by heating means. Within the die is provided gas injection means which can be used to expand the hot extrudate.
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patent: 3545042 (1970-12-01), Brozenick et al.
patent: 3702619 (1972-11-01), Son
patent: R26962 (1970-10-01), Shroyer
Husar Francis S.
P. Perrone, Jr. Mathew R.
Rudd Donnie
Safran David S.
Shear Richard H.
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