ZA739177B - Improvements relating to percussion drill control means - Google Patents

Improvements relating to percussion drill control means

Info

Publication number
ZA739177B
ZA739177B ZA739177A ZA739177A ZA739177B ZA 739177 B ZA739177 B ZA 739177B ZA 739177 A ZA739177 A ZA 739177A ZA 739177 A ZA739177 A ZA 739177A ZA 739177 B ZA739177 B ZA 739177B
Authority
ZA
South Africa
Prior art keywords
control means
improvements relating
percussion drill
drill control
percussion
Prior art date
Application number
ZA739177A
Inventor
A Shaw
Original Assignee
Halifax Tool Co 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 Halifax Tool Co Ltd filed Critical Halifax Tool Co Ltd
Publication of ZA739177B publication Critical patent/ZA739177B/en

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)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
ZA739177A 1973-01-09 1973-12-04 Improvements relating to percussion drill control means ZA739177B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB114273*[A GB1419981A (en) 1973-01-09 1973-01-09 Percussion drills

Publications (1)

Publication Number Publication Date
ZA739177B true ZA739177B (en) 1974-10-30

Family

ID=9716921

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA739177A ZA739177B (en) 1973-01-09 1973-12-04 Improvements relating to percussion drill control means

Country Status (11)

Country Link
US (1) US3924690A (en)
JP (1) JPS5046502A (en)
BE (1) BE808812A (en)
CA (1) CA982112A (en)
ES (1) ES422108A1 (en)
FR (1) FR2213409B1 (en)
GB (1) GB1419981A (en)
IE (1) IE39542B1 (en)
IN (1) IN138220B (en)
IT (1) IT1002529B (en)
ZA (1) ZA739177B (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003442A (en) * 1975-10-06 1977-01-18 Reed Tool Company Detachable drill bit for impact drilling
GB1585086A (en) * 1976-07-28 1981-02-25 Compair Constr Mining Ltd Down-the-hole percussion drills
US4079793A (en) * 1976-10-05 1978-03-21 Reed Tool Co. Exhaust means for percussion tools
US4100976A (en) * 1976-12-06 1978-07-18 Reed Tool Co. Pneumatic impact drilling tool
AT360432B (en) * 1977-03-28 1980-01-12 Inst Gornogo Dela Sibirskogo O COMPRESSED AIR PUNCHING DEVICE FOR PRODUCING DRILL HOLES BY DISPLACING THE SOIL
AU529423B2 (en) * 1978-11-10 1983-06-09 Halifax Tool Co. Ltd. Hammer drill and seal therefor
US4446929A (en) * 1979-06-11 1984-05-08 Dresser Industries, Inc. Fluid operated rock drill hammer
FR2528104A1 (en) * 1982-06-04 1983-12-09 Stenuick Freres HAMMER OF DRILLING
US4694911A (en) * 1984-07-13 1987-09-22 Kennedy James D Drilling assembly for percussion drilling of deep wells
US4726429A (en) * 1984-07-13 1988-02-23 Kennedy James D Percussion down hole drilling tool with central fluid flushing passage
WO1987001413A1 (en) * 1985-09-02 1987-03-12 Wallis Drilling Pty. Ltd. Downhole hammer
JPS63268895A (en) * 1987-04-08 1988-11-07 インコ、リミテッド Drill edge and impact hammer and edge holding ring
FI91552C (en) * 1991-03-25 1994-07-11 Valto Ilomaeki Drilling device and control procedure for its progress
DE4143418C2 (en) * 1991-10-23 1995-03-16 Klemm Bohrtech Pneumatic hammer with variable stroke length of the working piston
DE9319223U1 (en) * 1993-12-15 1994-02-24 Walter, Hans-Philipp, 74251 Lehrensteinsfeld Hammer drill
US5494116A (en) * 1994-02-04 1996-02-27 Earth Tool Corporation Pneumatic impact tool for pipe insertion
US5605197A (en) * 1994-07-29 1997-02-25 Ingersoll-Rand Company Valve assembly for a fluid-activated, percussive paving breaker
US5533579A (en) * 1994-10-31 1996-07-09 Chu; Eric Shock preventive pneumatic tool as automatically shut off under no load condition
US5984021A (en) * 1998-01-27 1999-11-16 Numa Tool Company Porting system for back chamber of pneumatic hammer
SE515730C2 (en) * 2000-05-05 2001-10-01 G Drill Ab The drill bit attachment
DE10146023B4 (en) * 2001-09-18 2006-02-23 Tracto-Technik Gmbh Control for a percussion drive
US7426965B2 (en) * 2002-01-14 2008-09-23 China Petroleum & Chemical Corporation Power transmission unit of an impactor, a hydraulic jet impactor and the application thereof
SE520941C2 (en) 2002-01-23 2003-09-16 Atlas Copco Secoroc Ab Compressed air driven percussion for a lowering drill and lowering drill
GB0208817D0 (en) * 2002-04-17 2002-05-29 European Molecular Biology Lab Embl Method for producing monoclonal antibodies
WO2006062309A1 (en) * 2004-12-07 2006-06-15 Byung-Duk Lim A ground drilling hammer and the driving method
US7422074B2 (en) * 2006-05-19 2008-09-09 Numa Tool Company Delayed compression sleeve hammer
US9068399B2 (en) 2006-10-20 2015-06-30 Drillroc Pneumatic Pty Ltd Down-the-hole hammer drill
EA017936B1 (en) * 2006-10-20 2013-04-30 Дриллрок Пнеуматик Пти Лтд. Down-the-hole hammer drill
DE102009038383B4 (en) * 2009-08-24 2014-10-16 Tracto-Technik Gmbh & Co. Kg ram drilling apparatus
US9562394B2 (en) * 2009-12-28 2017-02-07 Halliburton Energy Services, Inc. Timed impact drill bit steering
US20110155466A1 (en) * 2009-12-28 2011-06-30 Halliburton Energy Services, Inc. Varied rpm drill bit steering
CN102434094A (en) * 2010-09-29 2012-05-02 宜昌市五环钻机具有限责任公司 Piston tail pipe type impacter of valveless single-cylinder type downhole
ZA201208086B (en) * 2012-01-17 2013-05-29 Drillroc Pneumatic Pty Ltd Down-the-hole hammer drill
CN118065752B (en) * 2024-04-22 2024-06-28 中铁建工集团第二建设有限公司 Rock-soil layer drilling equipment and method for building construction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917025A (en) * 1958-06-03 1959-12-15 Richard O Dulaney Pneumatic drill hammer
US3193024A (en) * 1962-01-18 1965-07-06 Atlantic Refining Co Percussion drills with exhaust passage in hammer
US3503459A (en) * 1968-07-29 1970-03-31 Mission Mfg Co Percussion drill motor

Also Published As

Publication number Publication date
IN138220B (en) 1976-01-03
GB1419981A (en) 1976-01-07
DE2362724B2 (en) 1977-04-14
US3924690A (en) 1975-12-09
IT1002529B (en) 1976-05-20
ES422108A1 (en) 1976-05-01
FR2213409B1 (en) 1977-03-04
CA982112A (en) 1976-01-20
IE39542L (en) 1974-07-09
JPS5046502A (en) 1975-04-25
BE808812A (en) 1974-04-16
IE39542B1 (en) 1978-11-08
FR2213409A1 (en) 1974-08-02
DE2362724A1 (en) 1974-07-11

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