CA1013338A - Bore hole air hammer - Google Patents

Bore hole air hammer

Info

Publication number
CA1013338A
CA1013338A CA215,815A CA215815A CA1013338A CA 1013338 A CA1013338 A CA 1013338A CA 215815 A CA215815 A CA 215815A CA 1013338 A CA1013338 A CA 1013338A
Authority
CA
Canada
Prior art keywords
bore hole
air hammer
hole air
hammer
bore
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
CA215,815A
Inventor
Alfred R. Curington
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.)
Bakerdrill Inc
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
Priority to CA269,412A priority Critical patent/CA1017739A/en
Application granted granted Critical
Publication of CA1013338A publication Critical patent/CA1013338A/en
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
    • 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)
CA215,815A 1974-02-11 1974-12-12 Bore hole air hammer Expired CA1013338A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA269,412A CA1017739A (en) 1974-02-11 1977-01-10 Bore hole air hammer

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
CA1013338A true CA1013338A (en) 1977-07-05

Family

ID=23750915

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,815A Expired CA1013338A (en) 1974-02-11 1974-12-12 Bore hole air hammer

Country Status (6)

Country Link
JP (1) JPS50115101A (en)
CA (1) CA1013338A (en)
GB (2) GB1474502A (en)
IN (1) IN140613B (en)
SE (1) SE7413460L (en)
ZA (1) ZA747859B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6289690A (en) * 1985-10-04 1987-04-24 Nippon Soda Co Ltd Organic titanium compound and surface-treatment agent containing said compound as active component
CA2606202C (en) * 2005-04-27 2013-09-24 Atlas Copco Secoroc Ab 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 (en) * 2017-11-21 2023-10-31 中南大学 Multidirectional jet pneumatic down-the-hole hammer drill bit

Also Published As

Publication number Publication date
AU7565074A (en) 1976-05-27
ZA747859B (en) 1976-01-28
IN140613B (en) 1976-12-11
GB1474501A (en) 1977-05-25
SE7413460L (en) 1975-08-12
GB1474502A (en) 1977-05-25
JPS50115101A (en) 1975-09-09

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