DE2965531D1 - Connection of fluid flow path-defining components in down-the-hole hammer drills - Google Patents

Connection of fluid flow path-defining components in down-the-hole hammer drills

Info

Publication number
DE2965531D1
DE2965531D1 DE7979104336T DE2965531T DE2965531D1 DE 2965531 D1 DE2965531 D1 DE 2965531D1 DE 7979104336 T DE7979104336 T DE 7979104336T DE 2965531 T DE2965531 T DE 2965531T DE 2965531 D1 DE2965531 D1 DE 2965531D1
Authority
DE
Germany
Prior art keywords
components
flow path
fluid flow
connection
hole 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.)
Expired
Application number
DE7979104336T
Other languages
English (en)
Inventor
Nigel Bruce Cox
Christopher Green
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.)
Halco Directional Drilling Products Ltd
Original Assignee
Halco Directional Drilling Products 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 Halco Directional Drilling Products Ltd filed Critical Halco Directional Drilling Products Ltd
Application granted granted Critical
Publication of DE2965531D1 publication Critical patent/DE2965531D1/de
Expired 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
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Glass Compositions (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
DE7979104336T 1978-11-10 1979-11-06 Connection of fluid flow path-defining components in down-the-hole hammer drills Expired DE2965531D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7844128 1978-11-10

Publications (1)

Publication Number Publication Date
DE2965531D1 true DE2965531D1 (en) 1983-07-07

Family

ID=10500973

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979104336T Expired DE2965531D1 (en) 1978-11-10 1979-11-06 Connection of fluid flow path-defining components in down-the-hole hammer drills

Country Status (7)

Country Link
EP (1) EP0011219B1 (de)
JP (1) JPS5575092A (de)
AT (1) ATE3574T1 (de)
DE (1) DE2965531D1 (de)
ES (1) ES485775A0 (de)
IN (1) IN152190B (de)
ZA (1) ZA795944B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080099218A1 (en) * 2006-10-26 2008-05-01 Sandvik Intellectual Property Ab Air actuated down-the-hole hammer for rock drilling, a drill bit and a foot valve to be used in the down-the-hole hammer
AU2014202538B2 (en) * 2013-05-10 2018-03-08 Tricon Drilling Solutions Pty Ltd Percussive Down-The-Hole Drill
EP2873799B1 (de) * 2013-11-18 2017-06-14 Sandvik Intellectual Property AB Bohrhammer-Hammerbohrmeißelanordnung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1278127A (en) * 1968-08-15 1972-06-14 Mission Mfg Co Improvements relating to percussion tools
US3791462A (en) * 1972-03-29 1974-02-12 A Curington Percussion anvil bits
US3866746A (en) * 1973-08-27 1975-02-18 Bakerdrill Inc Rotary bore hole air hammer drive mechanism
US3871486A (en) * 1973-08-29 1975-03-18 Bakerdrill Inc Continuous coring system and apparatus
DE2551292C3 (de) * 1975-11-14 1980-03-27 Institut Gornogo Dela Sibirskogo Otdelenija Akademii Nauk Ssr, Nowosibirsk (Sowjetunion) Druckluftbetriebene Tiefloch-Schlagbohrmaschine
DE2609376C3 (de) * 1976-03-06 1978-09-07 H.P. Walter Gmbh + Co Drucklufttechnik Kg, 3570 Stadt Allendorf Tieflochbohrhammer
DE2816737C3 (de) * 1978-04-18 1981-03-19 Hans Philipp 3570 Stadtallendorf Walter Bohrhammer, Insbesondere Tieflochhammer

Also Published As

Publication number Publication date
EP0011219B1 (de) 1983-05-25
JPS5575092A (en) 1980-06-06
ES8100418A1 (es) 1980-11-01
IN152190B (de) 1983-11-12
ATE3574T1 (de) 1983-06-15
ES485775A0 (es) 1980-11-01
EP0011219A1 (de) 1980-05-28
ZA795944B (en) 1980-11-26

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee