Cleaning of spinnerette jets

Details Cleaning of spinnerette jets Cleaning of spinnerette jets

1993-05-28

1995-05-16

Kastler, Scott

Cleaning and liquid contact with solids

Processes

Using sequentially applied treating agents

134 30, 134 38, B08B 300, B08B 308

Patent

active

054156971

ABSTRACT:
A method and apparatus for cleaning and unblocking dope from jet holes (14) of a spinnerette plate (13) used in the manufacture of solvent-spun cellulose fibre. The method comprises the steps of soaking the spinnerette plates (12) in a solvent for the dope, flushing the solvent in a first direction through the jet holes (14) flushing the solvent in the reverse direction through the jet holes 14. The solvent is washed off in a water ultrasonic bath. The spinnerette plates are then steam cleaned and then ultrasonically cleaned in a cleaning agent which will dislodge remnants of cellulose from the spinnerette plates 13.

REFERENCES:
patent: 5011541 (1991-04-01), Leech
"Slow Holes in Spinneret for Wet Process Spinning," 27(2) Man-Made Textiles in India 82-86 (Abstract 1984).

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