ZA747859B - Bore hole air hammer - Google Patents

Bore hole air hammer

Info

Publication number
ZA747859B
ZA747859B ZA00747859A ZA747859A ZA747859B ZA 747859 B ZA747859 B ZA 747859B ZA 00747859 A ZA00747859 A ZA 00747859A ZA 747859 A ZA747859 A ZA 747859A ZA 747859 B ZA747859 B ZA 747859B
Authority
ZA
South Africa
Prior art keywords
bore hole
air hammer
hole air
hammer
bore
Prior art date
Application number
ZA00747859A
Other languages
English (en)
Inventor
A Curington
Original Assignee
Bakerdrill Inc
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
Priority claimed from US05/440,960 external-priority patent/US3958645A/en
Application filed by Bakerdrill Inc filed Critical Bakerdrill Inc
Publication of ZA747859B publication Critical patent/ZA747859B/xx

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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids

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)
ZA00747859A 1974-02-11 1974-12-10 Bore hole air hammer ZA747859B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/440,960 US3958645A (en) 1972-04-24 1974-02-11 Bore hole air hammer

Publications (1)

Publication Number Publication Date
ZA747859B true ZA747859B (en) 1976-01-28

Family

ID=23750915

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00747859A ZA747859B (en) 1974-02-11 1974-12-10 Bore hole air hammer

Country Status (6)

Country Link
JP (1) JPS50115101A (show.php)
CA (1) CA1013338A (show.php)
GB (2) GB1474501A (show.php)
IN (1) IN140613B (show.php)
SE (1) SE7413460L (show.php)
ZA (1) ZA747859B (show.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6289690A (ja) * 1985-10-04 1987-04-24 Nippon Soda Co Ltd 有機チタン化合物、および、該化合物を有効成分とする表面処理剤
AU2006239239B2 (en) 2005-04-27 2009-12-03 Terraroc Finland Oy Exhaust valve and bit assembly for down-hole percussive drills
US7992652B2 (en) 2009-02-05 2011-08-09 Atlas Copco Secoroc Llc Fluid distributor cylinder for percussive drills
US8561730B2 (en) 2010-03-23 2013-10-22 Atlas Copco Secoroc Llc Foot valve assembly for a down hole drill
CN107829689B (zh) * 2017-11-21 2023-10-31 中南大学 多向喷射气动潜孔锤钻头

Also Published As

Publication number Publication date
SE7413460L (show.php) 1975-08-12
JPS50115101A (show.php) 1975-09-09
AU7565074A (en) 1976-05-27
IN140613B (show.php) 1976-12-11
GB1474502A (en) 1977-05-25
GB1474501A (en) 1977-05-25
CA1013338A (en) 1977-07-05

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