Spinneret for production of a hollow filament within a hollow fi

Details Spinneret for production of a hollow filament within a hollow fi Spinneret for production of a hollow filament within a hollow fi

1988-05-10

1990-07-17

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Means feeding fluent stock from plural sources to common...

Extrusion shaping means

264173, 26417714, 4251331, 4253822, 425463, B28B 2152, B29C 4704, B29C 4720

Patent

active

049418122

ABSTRACT:
The apparatus concerns hollow fibers and, more particularly, a hollow filament co-spun within another hollow filament composite fiber wherein spacing means is provided to separate the inner and outer filament walls and spinnerets for co-spinning such fibers.

REFERENCES:
patent: 2879544 (1959-03-01), Fleck
patent: 2974613 (1961-03-01), Maldari
patent: 2988420 (1961-06-01), Ryan, Jr. et al.
patent: 2999296 (1961-09-01), Breen et al.
patent: 3585684 (1966-12-01), McIntosh
patent: 3725192 (1973-04-01), Satoshi Ando et al.
patent: 4344907 (1982-08-01), Herrington
patent: 4385886 (1983-05-01), Samuelson
patent: 4484877 (1984-11-01), Stucke et al.
patent: 4836763 (1989-06-01), Broaddus
patent: 4850847 (1989-07-01), Samuelson
Klare et al., "Synthetic Fibers from Polyamides, Technology and Chemistry", Akademie-Verlag, Berlin (1963).
Chang et al., "Glucose Oxidation in a Dual Hollow Fiber Bioreactor with a Silicone Tube Oxygenator", Biotechnology and Bioengineering, vol. XXIX, pp. 552-557 (1987).
Murakami, "Hollow Fiber Membranes for New Biotechnology", Sen i Gakkaishi 42, No. 6, pp. 243-248 (1986).

Affiliated with

Also associated with

Rating

Spinneret for production of a hollow filament within a hollow fi does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Spinneret for production of a hollow filament within a hollow fi, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spinneret for production of a hollow filament within a hollow fi will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-93026