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DE69617320D1 - drill rod - Google Patents

drill rod

Info

Publication number
DE69617320D1
DE69617320D1 DE69617320T DE69617320T DE69617320D1 DE 69617320 D1 DE69617320 D1 DE 69617320D1 DE 69617320 T DE69617320 T DE 69617320T DE 69617320 T DE69617320 T DE 69617320T DE 69617320 D1 DE69617320 D1 DE 69617320D1
Authority
DE
Germany
Prior art keywords
drill rod
drill
rod
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.)
Expired - Fee Related
Application number
DE69617320T
Other languages
German (de)
Other versions
DE69617320T2 (en
Inventor
Nigel Roberts
John O'brien
Kjell Andersson
Derek Loughlin
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.)
Boart Longyear Ltd
Original Assignee
Boart Longyear Ltd
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 Boart Longyear Ltd filed Critical Boart Longyear Ltd
Application granted granted Critical
Publication of DE69617320D1 publication Critical patent/DE69617320D1/en
Publication of DE69617320T2 publication Critical patent/DE69617320T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
DE1996617320 1995-06-16 1996-06-17 drill rod Expired - Fee Related DE69617320T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9512250.3A GB9512250D0 (en) 1995-06-16 1995-06-16 A drill string

Publications (2)

Publication Number Publication Date
DE69617320D1 true DE69617320D1 (en) 2002-01-10
DE69617320T2 DE69617320T2 (en) 2002-07-25

Family

ID=10776167

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996617320 Expired - Fee Related DE69617320T2 (en) 1995-06-16 1996-06-17 drill rod

Country Status (3)

Country Link
EP (1) EP0748923B1 (en)
DE (1) DE69617320T2 (en)
GB (1) GB9512250D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2019100881B4 (en) * 2018-08-10 2022-06-30 Xceed Mining Services Pte. Ltd. Blast hole drilling

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1477855A (en) * 1922-04-18 1923-12-18 Fred W Thurston Drill
US1865585A (en) * 1929-03-08 1932-07-05 George C Riley Rock drill
NL6609441A (en) * 1965-07-08 1967-01-09
SE318537B (en) * 1968-04-10 1969-12-15 Sandvikens Jernverks Ab
US3537738A (en) * 1968-04-15 1970-11-03 Sandvikens Jernverks Ab Drill rod for long hole drilling in the ground
US3554303A (en) * 1968-08-02 1971-01-12 William Zajkowski Earth piercing apparatus and method
US3519090A (en) * 1968-12-09 1970-07-07 Bobby R Herring Straight hole tool
DE4127249C1 (en) * 1991-08-17 1993-02-04 Gd-Anker Gmbh, 3370 Seesen, De

Also Published As

Publication number Publication date
GB9512250D0 (en) 1995-08-16
EP0748923B1 (en) 2001-11-28
DE69617320T2 (en) 2002-07-25
EP0748923A3 (en) 1997-10-29
EP0748923A2 (en) 1996-12-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee