One-piece single metal spinneret having softened capillary zone

Details One-piece single metal spinneret having softened capillary zone One-piece single metal spinneret having softened capillary zone

1993-11-09

1996-04-30

Ip, Sikyin

Metal treatment

Process of modifying or maintaining internal physical...

Heating or cooling of solid metal

425461, 425464, 4253822, B29F 304, C21D 104

Patent

active

055121136

ABSTRACT:
A one-piece single metal spinneret is disclosed having a capillary zone with capillaries of a length more than 1.5 times the capillary diameter and a yield strength, outside the capillary zone, of greater than 350 MPa. A process for making the spinneret is, also, disclosed.

REFERENCES:
patent: 1791785 (1931-02-01), Austin
patent: 4054468 (1977-10-01), Honnaker et al.
patent: 4137032 (1979-01-01), Honnaker et al.
patent: 5168143 (1992-12-01), Kobsa

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