Title:
PRODUCTION PROCESS OF TUBULAR MATERIAL
Document Type and Number:
Japanese Patent JPS5253710
Kind Code:
A
Abstract:
PURPOSE: To produce the metallic green compact tubular material easily and at a high yield with the mold using the core of a material soluble in water, etc.
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Inventors:
TAKAMURA MASAYUKI
HOSHI TOSHIHARU
HOSHI TOSHIHARU
Application Number:
JP12991675A
Publication Date:
April 30, 1977
Filing Date:
October 30, 1975
Export Citation:
Assignee:
NIPPON MUSICAL INSTRUMENTS MFG
International Classes:
B22F3/04; B21C37/00; B21C37/15; B22F3/02; B22F3/12; B22F3/24; B22F5/00; B22F5/12; B30B11/00; (IPC1-7): B21C37/00; B22F3/12; B22F3/24; B30B11/00