Title: Making method of holder for male finger-ring with diamond
Application Number: 92111604 Application Date: 1992.10.14
Publication Number: 1085411 Publication Date: 1994.04.20
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A44C9/00
Applicant(s) Name: Zheng Xijun Address: 361005
Inventor(s) Name:
Attorney & Agent: MA YINGSEN
Abstract:
     Wax moulds of finger ring profile and arc piece are first made up and then bound into an integral mould of finger ring by heating them. With said integral wax mould, a plaster mould is finished. The internal wax mould is molten by heating it and the molten wax flows out. Final shaping is completed in centrifugal machine. Said method features simple technology, and high quality of product.
Time: 7
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