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Title:
【考案の名称】シールド掘進機
Document Type and Number:
Japanese Patent JPH0532494
Kind Code:
U
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JP3359486[Title of the Invention] A method of joining tunnels having different diameters by a shield excavator
Inventors:
Koichi Kimura
Kei Iso
Application Number:
JP10267591U
Publication Date:
April 27, 1993
Filing Date:
October 11, 1991
Export Citation:
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Assignee:
Mobile Construction Industry Co., Ltd.
International Classes:
E21D9/06; B02C2/08; E21D9/12; (IPC1-7): E21D9/06; B02C2/08; E21D9/12
Domestic Patent References:
JPH0359295A1991-03-14
JPS5628998A1981-03-23



 
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