TW200607911A - Drilling tool and steel pipe pre-poling method - Google Patents

Drilling tool and steel pipe pre-poling method

Info

Publication number
TW200607911A
TW200607911A TW093126224A TW93126224A TW200607911A TW 200607911 A TW200607911 A TW 200607911A TW 093126224 A TW093126224 A TW 093126224A TW 93126224 A TW93126224 A TW 93126224A TW 200607911 A TW200607911 A TW 200607911A
Authority
TW
Taiwan
Prior art keywords
drilling
steel pipe
tool
boring rod
drilling tool
Prior art date
Application number
TW093126224A
Other languages
English (en)
Chinese (zh)
Other versions
TWI333522B (enrdf_load_stackoverflow
Inventor
Takeshi Hayashi
Masaya Hisada
Kazuyoshi Nakamura
Original Assignee
Mitsubishi Materials Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Priority to TW093126224A priority Critical patent/TW200607911A/zh
Publication of TW200607911A publication Critical patent/TW200607911A/zh
Application granted granted Critical
Publication of TWI333522B publication Critical patent/TWI333522B/zh

Links

Landscapes

  • Earth Drilling (AREA)
TW093126224A 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method TW200607911A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW093126224A TW200607911A (en) 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW093126224A TW200607911A (en) 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method

Publications (2)

Publication Number Publication Date
TW200607911A true TW200607911A (en) 2006-03-01
TWI333522B TWI333522B (enrdf_load_stackoverflow) 2010-11-21

Family

ID=47222454

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093126224A TW200607911A (en) 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method

Country Status (1)

Country Link
TW (1) TW200607911A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI411724B (enrdf_load_stackoverflow) * 2007-06-15 2013-10-11
TWI560361B (enrdf_load_stackoverflow) * 2014-11-20 2016-12-01 Shajeng Hardware Co Ltd

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI411724B (enrdf_load_stackoverflow) * 2007-06-15 2013-10-11
TWI560361B (enrdf_load_stackoverflow) * 2014-11-20 2016-12-01 Shajeng Hardware Co Ltd

Also Published As

Publication number Publication date
TWI333522B (enrdf_load_stackoverflow) 2010-11-21

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees