Metal deforming – With temperature modification of tool or of specified... – Cooling
Patent
1979-12-14
1981-09-22
Larson, Lowell A.
Metal deforming
With temperature modification of tool or of specified...
Cooling
113120H, 148125, B21D 2220
Patent
active
042902932
ABSTRACT:
A method for deep drawing sheet wherein (i) the sheet is formable by deep drawing and (ii) the sheet is in the form of a blank having a flange portion and a center portion comprising the following steps:
REFERENCES:
patent: 4083220 (1978-04-01), Kobayashi et al.
patent: 4122700 (1978-10-01), Granzow
patent: 4159217 (1979-06-01), Selines et al.
Bresch Saul R.
Larson Lowell A.
Union Carbide Corporation
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