Title:
杭と鞘管間のグラウト流出防止用シール構造
Document Type and Number:
Japanese Patent JP5046723
Kind Code:
B2
Inventors:
Tatsuya Nagai
Clothes Takeshi
Kotaro Kayama
Clothes Takeshi
Kotaro Kayama
Application Number:
JP2007107864A
Publication Date:
October 10, 2012
Filing Date:
April 17, 2007
Export Citation:
Assignee:
Seibu Polymer Chemicals Co., Ltd.
International Classes:
E02B17/00; E01D19/02; E02D27/12; E02D27/52; E02D31/06
Domestic Patent References:
| JP8041922A | ||||
| JP2001288766A | ||||
| JP2005068712A | ||||
| JP62031150U | ||||
| JP9088050A | ||||
| JP4050782U |
Attorney, Agent or Firm:
Takuji Harada
Toru Sakamoto
Toru Sakamoto