ZA874023B - Gang drill construction - Google Patents

Gang drill construction

Info

Publication number
ZA874023B
ZA874023B ZA874023A ZA874023A ZA874023B ZA 874023 B ZA874023 B ZA 874023B ZA 874023 A ZA874023 A ZA 874023A ZA 874023 A ZA874023 A ZA 874023A ZA 874023 B ZA874023 B ZA 874023B
Authority
ZA
South Africa
Prior art keywords
drill construction
gang drill
gang
construction
drill
Prior art date
Application number
ZA874023A
Other languages
English (en)
Inventor
Heinz Kurt Ewald
Original Assignee
Ingersoll-Rand Company
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 Ingersoll-Rand Company filed Critical Ingersoll-Rand Company
Publication of ZA874023B publication Critical patent/ZA874023B/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
    • 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
    • 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
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
ZA874023A 1986-10-24 1987-06-04 Gang drill construction ZA874023B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/922,626 US4729439A (en) 1986-10-24 1986-10-24 Gang drill construction

Publications (1)

Publication Number Publication Date
ZA874023B true ZA874023B (en) 1987-12-04

Family

ID=25447347

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA874023A ZA874023B (en) 1986-10-24 1987-06-04 Gang drill construction

Country Status (8)

Country Link
US (1) US4729439A (xx)
JP (2) JPS63114796A (xx)
KR (1) KR960000880B1 (xx)
CN (1) CN1010420B (xx)
AU (1) AU606342B2 (xx)
CA (1) CA1302392C (xx)
IN (1) IN170961B (xx)
ZA (1) ZA874023B (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878547A (en) * 1988-10-28 1989-11-07 Ingersoll-Rand Company Rock drilling apparatus
US5174390A (en) * 1991-05-17 1992-12-29 Ingersoll-Rand Company Modular cluster drill apparatus
US5735358A (en) * 1996-06-06 1998-04-07 Ingersoll-Rand Company Indexing percussive drilling bit
KR20010031162A (ko) * 1997-10-15 2001-04-16 에스이 에스.알.엘. 방향성 드릴링 공구
US6189630B1 (en) 1998-06-17 2001-02-20 Beck, Iii August H. Downhole hammer-type core barrel
US6892834B1 (en) 1999-06-18 2005-05-17 Beck, Iii August H. Piloted drill barrel and method of using same
JP2007181863A (ja) * 2006-01-06 2007-07-19 Toyo Seikan Kaisha Ltd 二重構造成形体の製造方法及び二重構造成形体
WO2012148433A1 (en) * 2011-04-29 2012-11-01 Lane Brent Borehole cutter retention and fastening/locking system
HK1155608A2 (en) * 2012-02-10 2012-05-18 Top Mark Mechanical Equipment Ltd Method and apparatus for controlling the operation of cluster drill of down-the-hole hammers
CN106223840A (zh) * 2016-09-09 2016-12-14 北京中车重工机械有限公司 集束式潜孔锤及其潜孔锤单体锁固机构
CN106437495A (zh) * 2016-10-28 2017-02-22 北京中车重工机械有限公司 潜孔锤单体的下接头和集束式潜孔锤
CN106285459A (zh) * 2016-10-28 2017-01-04 北京中车重工机械有限公司 潜孔锤单体的上接头和集束式潜孔锤
KR101942231B1 (ko) * 2017-06-21 2019-04-11 김원봉 자전거 조립식 프레임
KR102039253B1 (ko) * 2018-04-11 2019-10-31 김원봉 자전거 조립식 프레임
CN109538206B (zh) * 2018-12-19 2024-04-09 中国矿业大学 一种多钻头组合钻机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US314408A (en) * 1885-03-24 Samuel wills
BE630739A (xx) * 1962-04-09
US3297099A (en) * 1964-05-28 1967-01-10 Ingersoll Rand Co Rock drill reamer
US3387673A (en) * 1966-03-15 1968-06-11 Ingersoll Rand Co Rotary percussion gang drill
US3682258A (en) * 1970-06-22 1972-08-08 Hughes Tool Co Rotary-percussion gang drill with circumferentially floating offset bits
US4084646A (en) * 1976-02-19 1978-04-18 Ingersoll-Rand Company Fluid actuated impact tool
US4478296A (en) * 1981-12-14 1984-10-23 Richman Jr Charles D Drill bit having multiple drill rod impact members

Also Published As

Publication number Publication date
JPH08127U (ja) 1996-01-23
JPS63114796A (ja) 1988-05-19
AU606342B2 (en) 1991-02-07
CA1302392C (en) 1992-06-02
CN1010420B (zh) 1990-11-14
IN170961B (xx) 1992-06-20
KR880005340A (ko) 1988-06-28
KR960000880B1 (ko) 1996-01-13
CN87104794A (zh) 1988-05-04
US4729439A (en) 1988-03-08
AU7377887A (en) 1988-04-28

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