Apparatus for preparing open structure fibers

Details Apparatus for preparing open structure fibers Apparatus for preparing open structure fibers

1979-02-21

1982-02-23

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Stock pressurizing means operably associated with downstream...

Plural orifices

264177F, 425466, 425467, A01J 2102

Patent

active

043167144

ABSTRACT:
Use of special pin insert in the counterbore-orifice combination of a conventional spinnerette plate provides open structure fibers.

REFERENCES:
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patent: 2999296 (1961-09-01), Breen et al.
patent: 3075242 (1963-01-01), Grafried
patent: 3095258 (1963-06-01), Scott
patent: 3121254 (1964-02-01), Heynen et al.
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patent: 3252181 (1966-05-01), Huveau
patent: 3436789 (1969-04-01), Hays
patent: 3438087 (1969-04-01), Attfield et al.
patent: 3439381 (1969-04-01), Plomp
patent: 3540080 (1970-11-01), Goossens
patent: 3587281 (1971-06-01), Lemelson

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