DE1947213A1 - Abluftrohr fuer Bohrloch-Bohrmaschinen - Google Patents

Abluftrohr fuer Bohrloch-Bohrmaschinen

Info

Publication number
DE1947213A1
DE1947213A1 DE19691947213 DE1947213A DE1947213A1 DE 1947213 A1 DE1947213 A1 DE 1947213A1 DE 19691947213 DE19691947213 DE 19691947213 DE 1947213 A DE1947213 A DE 1947213A DE 1947213 A1 DE1947213 A1 DE 1947213A1
Authority
DE
Germany
Prior art keywords
pressure
pressure medium
tube
bore
drill bit
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.)
Pending
Application number
DE19691947213
Other languages
German (de)
English (en)
Inventor
Boom Clarence O
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.)
Gardner Denver Inc
Original Assignee
Gardner Denver 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
Application filed by Gardner Denver Inc filed Critical Gardner Denver Inc
Publication of DE1947213A1 publication Critical patent/DE1947213A1/de
Pending 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
    • 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)
  • 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)
  • Percussive Tools And Related Accessories (AREA)
DE19691947213 1968-09-26 1969-09-18 Abluftrohr fuer Bohrloch-Bohrmaschinen Pending DE1947213A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76280368A 1968-09-26 1968-09-26

Publications (1)

Publication Number Publication Date
DE1947213A1 true DE1947213A1 (de) 1970-04-09

Family

ID=25066066

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691947213 Pending DE1947213A1 (de) 1968-09-26 1969-09-18 Abluftrohr fuer Bohrloch-Bohrmaschinen

Country Status (4)

Country Link
US (1) US3527239A (es)
JP (1) JPS4916682B1 (es)
DE (1) DE1947213A1 (es)
GB (1) GB1252512A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004946A1 (de) * 1978-04-18 1979-10-31 Hans-Philipp Walter Bohrhammer, insbesondere Tieflochhammer

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3616865A (en) * 1969-02-26 1971-11-02 Boris Vasilievich Sudnishnikov Pneumatic percussion device for making holes in the ground by packing the latter
US3964551A (en) * 1974-09-20 1976-06-22 Reed Tool Company Pneumatic impact drilling tool
CH613748A5 (en) * 1975-03-22 1979-10-15 Walter H P Gmbh & Co Druckluft Deep-hole hammer drill
GB1585086A (en) * 1976-07-28 1981-02-25 Compair Constr Mining Ltd Down-the-hole percussion drills
US4100976A (en) * 1976-12-06 1978-07-18 Reed Tool Co. Pneumatic impact drilling tool
US4299298A (en) * 1979-01-12 1981-11-10 Boart International Limited Down-the-hole drilling
US4446929A (en) * 1979-06-11 1984-05-08 Dresser Industries, Inc. Fluid operated rock drill hammer
WO1988003220A1 (en) * 1986-10-24 1988-05-05 William Lister A pneumatic percussion hammer
USRE36002E (en) * 1990-04-26 1998-12-22 Sds Digger Tools Pty, Ltd. Transmission sleeve for a down hole hammer
GB2243387B (en) * 1990-04-26 1994-07-20 D T A Pty Ltd Drill bit arrangement
AU620785B3 (en) * 1990-04-26 1992-01-09 D.T.A. Pty Ltd Transmission sleeve for a down hole hammer
US5131476A (en) * 1990-12-18 1992-07-21 Percussion Drilling, Inc. Down hole percussion drill apparatus
US5402854A (en) * 1992-10-06 1995-04-04 Ingersoll-Rand Company Fluid distributor for a debris flushing system in a percussive, fluid-activated apparatus
US5277260A (en) * 1993-02-24 1994-01-11 Ranck Gerald L Air hammer
SE526252C2 (sv) * 2003-03-26 2005-08-09 Wassara Ab Hydraulisk borrsträngsanordning
US7377338B2 (en) * 2005-11-04 2008-05-27 Grey Bassinger Downhole percussion tool
US8353369B2 (en) 2008-08-06 2013-01-15 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
US8763728B2 (en) * 2008-08-06 2014-07-01 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
CN102418344B (zh) * 2011-06-17 2014-02-19 北京荣创科宏岩土工程有限公司 喷射器、钻头组合结构及组合钻具
WO2015003215A1 (en) * 2013-07-12 2015-01-15 Drillroc Pneumatic Pty Ltd Dynamic seal tube for a down hole hammer drill
FI127993B (en) * 2017-08-31 2019-07-15 Pirkan Laatupalvelu Oy Fluid driven drilling rig
CN111021972B (zh) * 2020-01-16 2024-06-25 吕梁学院 本煤层瓦斯抽采钻孔塌孔压风式清煤装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012540A (en) * 1961-12-12 Percussion drilling apparatus
US3045768A (en) * 1958-07-14 1962-07-24 Gardner Denver Co Fluid operated percussion drill
US3084673A (en) * 1962-04-16 1963-04-09 St Joseph Lead Co Down-hole drill
US3229776A (en) * 1963-03-11 1966-01-18 Mission Mfg Co Impact drilling tool
GB967358A (en) * 1963-05-21 1964-08-19 Max Lansell Staer Improvements in multi-tube assemblies

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004946A1 (de) * 1978-04-18 1979-10-31 Hans-Philipp Walter Bohrhammer, insbesondere Tieflochhammer

Also Published As

Publication number Publication date
US3527239A (en) 1970-09-08
GB1252512A (es) 1971-11-03
JPS4916682B1 (es) 1974-04-24

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