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Title:
CONSTRUCTION OF UNDERGROUND VERTICAL CYLINDRICAL STRUCTURE
Document Type and Number:
Japanese Patent JPS62153489
Kind Code:
A
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JPS59136192HIGH-SPEED CIRCULATIVE CONTACT AERATOR
Inventors:
KUKINO YOSHINORI
YABE SEIICHI
ODAWARA KENJI
HASHIMOTO HIROYUKI
Application Number:
JP29647085A
Publication Date:
July 08, 1987
Filing Date:
December 24, 1985
Export Citation:
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Assignee:
TAKENAKA KOMUTEN CO
International Classes:
C02F3/22; E03F11/00; E04H7/20; E21D1/00; E21D5/01; E21D5/012; (IPC1-7): C02F3/22; E03F11/00; E04H7/20; E21D1/00; E21D5/01; E21D5/012
Domestic Patent References:
JPS5891293A1983-05-31
JPS6035649U1985-03-12
Attorney, Agent or Firm:
Yoshio Imaoka



 
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