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GB2540951B - DTH Hammer - Google Patents

DTH Hammer

Info

Publication number
GB2540951B
GB2540951B GB1513534.6A GB201513534A GB2540951B GB 2540951 B GB2540951 B GB 2540951B GB 201513534 A GB201513534 A GB 201513534A GB 2540951 B GB2540951 B GB 2540951B
Authority
GB
United Kingdom
Prior art keywords
dth hammer
dth
hammer
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.)
Active
Application number
GB1513534.6A
Other versions
GB201513534D0 (en
GB2540951A (en
Inventor
Dickerson John
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.)
Bulroc UK Ltd
Original Assignee
Bulroc UK 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 Bulroc UK Ltd filed Critical Bulroc UK Ltd
Priority to GB1513534.6A priority Critical patent/GB2540951B/en
Publication of GB201513534D0 publication Critical patent/GB201513534D0/en
Priority to PCT/EP2016/068244 priority patent/WO2017021339A1/en
Publication of GB2540951A publication Critical patent/GB2540951A/en
Application granted granted Critical
Publication of GB2540951B publication Critical patent/GB2540951B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers

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)
  • Percussive Tools And Related Accessories (AREA)
GB1513534.6A 2015-07-31 2015-07-31 DTH Hammer Active GB2540951B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1513534.6A GB2540951B (en) 2015-07-31 2015-07-31 DTH Hammer
PCT/EP2016/068244 WO2017021339A1 (en) 2015-07-31 2016-07-29 Dth hammer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1513534.6A GB2540951B (en) 2015-07-31 2015-07-31 DTH Hammer

Publications (3)

Publication Number Publication Date
GB201513534D0 GB201513534D0 (en) 2015-09-16
GB2540951A GB2540951A (en) 2017-02-08
GB2540951B true GB2540951B (en) 2017-08-30

Family

ID=54062969

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1513534.6A Active GB2540951B (en) 2015-07-31 2015-07-31 DTH Hammer

Country Status (2)

Country Link
GB (1) GB2540951B (en)
WO (1) WO2017021339A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001569A1 (en) * 1980-11-03 1982-05-13 Oil Tools Inc Dailey Well jar
US5715897A (en) * 1993-12-13 1998-02-10 G-Drill Ab In-hole rock drilling machine with a hydraulic impact motor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999618A (en) * 1975-01-22 1976-12-28 Smith International, Inc. Hammer stabilizer
EP0821767A4 (en) * 1995-03-21 1998-07-01 Ian Graeme Rear Retention means
IES980988A2 (en) * 1998-11-27 1999-09-08 Minroc Techn Promotions Ltd Segmented ring mounting for a fluid-operated percussion drill tool

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001569A1 (en) * 1980-11-03 1982-05-13 Oil Tools Inc Dailey Well jar
US5715897A (en) * 1993-12-13 1998-02-10 G-Drill Ab In-hole rock drilling machine with a hydraulic impact motor

Also Published As

Publication number Publication date
GB201513534D0 (en) 2015-09-16
GB2540951A (en) 2017-02-08
WO2017021339A1 (en) 2017-02-09

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