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Title:
【発明の名称】後方押出し法及びその製品
Document Type and Number:
Japanese Patent JPH10508254
Kind Code:
A
Abstract:
PCT No. PCT/GB95/02426 Sec. 371 Date May 30, 1997 Sec. 102(e) Date May 30, 1997 PCT Filed Oct. 13, 1995 PCT Pub. No. WO96/11757 PCT Pub. Date Apr. 25, 1996A method of forming a closed-end vessel by backward extrusion comprises providing an extrusion billet having a front surface with an axial recess and a body of an extrudable material positioned in the recess. Backward extrusion results in the formation of a closed-ended vessel, for example a pressurized gas cylinder, composed of the material of the extrusion billet with a weld bonded inner surface lining of the extrudable material.

Inventors:
Holloid, Nigel John Henry
Evans, John Terence
Cadney, Robert Arthur
Application Number:
JP51303396A
Publication Date:
August 18, 1998
Filing Date:
October 13, 1995
Export Citation:
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Assignee:
British Aluminum Holdings Limited
International Classes:
B21C23/20; B21C23/18; B21C23/22; (IPC1-7): B21C23/18
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)



 
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