JPS6429596A - Preslit jumbo - Google Patents

Preslit jumbo

Info

Publication number
JPS6429596A
JPS6429596A JP18647087A JP18647087A JPS6429596A JP S6429596 A JPS6429596 A JP S6429596A JP 18647087 A JP18647087 A JP 18647087A JP 18647087 A JP18647087 A JP 18647087A JP S6429596 A JPS6429596 A JP S6429596A
Authority
JP
Japan
Prior art keywords
rod
bit
slit
tube
drifter
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP18647087A
Other languages
English (en)
Other versions
JPH063104B2 (ja
Inventor
Minoru Yamana
Yasushi Tsutsui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DOWA KOEI KK
Original Assignee
DOWA KOEI KK
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 DOWA KOEI KK filed Critical DOWA KOEI KK
Priority to JP18647087A priority Critical patent/JPH063104B2/ja
Publication of JPS6429596A publication Critical patent/JPS6429596A/ja
Publication of JPH063104B2 publication Critical patent/JPH063104B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP18647087A 1987-07-24 1987-07-24 プレスリツトジヤンボ− Expired - Fee Related JPH063104B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18647087A JPH063104B2 (ja) 1987-07-24 1987-07-24 プレスリツトジヤンボ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18647087A JPH063104B2 (ja) 1987-07-24 1987-07-24 プレスリツトジヤンボ−

Publications (2)

Publication Number Publication Date
JPS6429596A true JPS6429596A (en) 1989-01-31
JPH063104B2 JPH063104B2 (ja) 1994-01-12

Family

ID=16189036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18647087A Expired - Fee Related JPH063104B2 (ja) 1987-07-24 1987-07-24 プレスリツトジヤンボ−

Country Status (1)

Country Link
JP (1) JPH063104B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03208952A (ja) * 1990-01-11 1991-09-12 Gantan Biyuut Kogyo Kk タイルブロック壁体
CN104499939A (zh) * 2014-11-25 2015-04-08 重庆市永川区石梁子煤业有限公司 煤矿用液压钻车

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4660447B2 (ja) * 2006-09-19 2011-03-30 株式会社奥村組 ガイドロッド付き削孔装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03208952A (ja) * 1990-01-11 1991-09-12 Gantan Biyuut Kogyo Kk タイルブロック壁体
CN104499939A (zh) * 2014-11-25 2015-04-08 重庆市永川区石梁子煤业有限公司 煤矿用液压钻车

Also Published As

Publication number Publication date
JPH063104B2 (ja) 1994-01-12

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Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees