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Patent Searching and Data


Title:
METHOD FOR MAKING A BUNG FOR A METAL CASK
Document Type and Number:
WIPO Patent Application WO2001053021
Kind Code:
A3
Abstract:
The invention concerns a method for making a threaded bung for a thin-walled metal cask. The invention is characterised in that it consists in: forming a shaft (14) by dimpling the cask wall (11) and forming a thread inside said shaft, preferably by roller (18) tapping.

Inventors:
CARAYON JEAN-CLAUDE (FR)
BRUN LUCIEN (FR)
Application Number:
FR0100158W
Publication Date:
February 07, 2002
Filing Date:
January 18, 2001
Export Citation:
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Assignee:
GALLAY S.A.
CARAYON, JEAN-CLAUDE
BRUN, LUCIEN
International Classes:
B21D51/38; B21D22/26; B21D51/18; B21D51/40; B23G1/16; B23G7/02; (IPC1-7): B21D51/40
Domestic Patent References:
WO1992009496A11992-06-11
Foreign References:
US5709313A1998-01-20
US5237849A1993-08-24
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