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Title:
【発明の名称】泥水加圧式シールド機におけるスラリー計量装置
Document Type and Number:
Japanese Patent JP2685660
Kind Code:
B2
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Inventors:
Sasaki Jun
Minoru Yamamoto
Application Number:
JP4641791A
Publication Date:
December 03, 1997
Filing Date:
March 12, 1991
Export Citation:
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Assignee:
Sato Industry Co., Ltd.
Minoru Yamamoto
International Classes:
E21D9/06; E21D9/13; G01G11/00; G01G17/04; (IPC1-7): E21D9/06; G01G11/00; G01G17/04
Domestic Patent References:
JP63188738A
JP5179367A
JP50153734U
JP328547B1
Attorney, Agent or Firm:
Shigefumi Okamoto (1 person outside)



 
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