Metal deforming – By extruding through orifice
Patent
1994-08-17
1996-02-06
Crane, Daniel D.
Metal deforming
By extruding through orifice
72260, B21C 2300
Patent
active
054888506
ABSTRACT:
Disclosure is a method for producing a cryostatic stabilizer composed of high-purity aluminum which comprises extruding the high-purity aluminum at an extrusion temperature of 250.degree. to 500.degree. C., an extrusion speed of not more than 20 m/min and an extrusion ratio of 10 to 150 by using an extruding machine equipped with a cylindrical die having helical grooves or projections on the inner surface. The method is industrially advantageous.
REFERENCES:
Abstract: IEEE Transations Of Applied Super Conductivity, The UW-SMES Design, Roger W. Boom vol. 3, No. 1, pp. 320-327 (1993).
Hasegawa Masahiro
Takahashi Akihiko
Yasuda Hitoshi
Crane Daniel D.
Sumitomo Chemical Company Limited
Tolan Ed
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