Title:
既設管の切断除去方法及び既設管用切断装置
Document Type and Number:
Japanese Patent JP4011054
Kind Code:
B2
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Inventors:
Masayuki Suzuki
Haruhiko Shimizu
Takuhiro Yamamoto
Haruhiko Shimizu
Takuhiro Yamamoto
Application Number:
JP2004301972A
Publication Date:
November 21, 2007
Filing Date:
October 15, 2004
Export Citation:
Assignee:
Water Supply Technology Development Corporation
International Classes:
B23D21/00; F16L55/00
Domestic Patent References:
| JP3272390A | ||||
| JP2002346824A | ||||
| JP59194664U | ||||
| JP57145892U | ||||
| JP2001330189A | ||||
| JP2003251511A | ||||
| JP2000227177A | ||||
| JP2002228082A | ||||
| JP459514B2 |
Attorney, Agent or Firm:
Shuichiro Kitamura