Melt spinning apparatus

Details Melt spinning apparatus Melt spinning apparatus

1975-06-13

1977-04-12

Dost, Gerald A.

Plastic article or earthenware shaping or treating: apparatus

Stock pressurizing means operably associated with downstream...

Plural orifices

B29C 2300

Patent

active

040172490

ABSTRACT:
Melt spinning apparatus for producing polymer filaments from a plurality of spinning nozzle units connected in parallel to a common melt extruder through a common metering pump and filter arranged in sequence in the melt feed line, each spinning nozzle unit having individual pressure regulating means at its feed side such as a throttle, adjustable valve or the like.

REFERENCES:
patent: 1993816 (1935-03-01), Wills
patent: 2969561 (1961-01-01), McCormick et al.
patent: 3405425 (1968-10-01), Buckley et al.
patent: 3480706 (1969-11-01), Carpenter et al.
patent: 3518337 (1970-06-01), Nicolas
patent: 3672800 (1972-06-01), Rapisarna
patent: 3715416 (1973-02-01), Campbell et al.
patent: 3861841 (1975-01-01), Hanning

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