AT293979B - Strömungsmittelbetätigter Antrieb für Schlag- oder Stoßbohrer - Google Patents

Strömungsmittelbetätigter Antrieb für Schlag- oder Stoßbohrer

Info

Publication number
AT293979B
AT293979B AT730969A AT730969A AT293979B AT 293979 B AT293979 B AT 293979B AT 730969 A AT730969 A AT 730969A AT 730969 A AT730969 A AT 730969A AT 293979 B AT293979 B AT 293979B
Authority
AT
Austria
Prior art keywords
impact drills
fluid
operated drive
drills
impact
Prior art date
Application number
AT730969A
Other languages
English (en)
Original Assignee
Mission Mfg Co
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 Mission Mfg Co filed Critical Mission Mfg Co
Application granted granted Critical
Publication of AT293979B publication Critical patent/AT293979B/de

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)
AT730969A 1968-07-29 1969-07-29 Strömungsmittelbetätigter Antrieb für Schlag- oder Stoßbohrer AT293979B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74841368A 1968-07-29 1968-07-29

Publications (1)

Publication Number Publication Date
AT293979B true AT293979B (de) 1971-11-10

Family

ID=25009341

Family Applications (1)

Application Number Title Priority Date Filing Date
AT730969A AT293979B (de) 1968-07-29 1969-07-29 Strömungsmittelbetätigter Antrieb für Schlag- oder Stoßbohrer

Country Status (8)

Country Link
US (1) US3503459A (de)
JP (1) JPS5018844B1 (de)
AT (1) AT293979B (de)
BE (1) BE736748A (de)
DE (1) DE1937780C3 (de)
FR (1) FR2013940A1 (de)
GB (1) GB1264915A (de)
SE (1) SE357597B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714993A (en) * 1970-11-23 1973-02-06 Hughes Tool Co Valving tube subassembly for percussion bit
US3944003A (en) * 1972-04-24 1976-03-16 Bakerdrill, Inc. Bore hole air hammer
US3958645A (en) * 1972-04-24 1976-05-25 Bakerdrill, Inc. Bore hole air hammer
GB1419981A (en) * 1973-01-09 1976-01-07 Halifax Tool Co Ltd Percussion drills
US3964551A (en) * 1974-09-20 1976-06-22 Reed Tool Company Pneumatic impact drilling tool
US4084646A (en) * 1976-02-19 1978-04-18 Ingersoll-Rand Company Fluid actuated impact tool
FR2399530A1 (fr) * 1977-08-05 1979-03-02 Petroles Cie Francaise Outil de forage rotatif equipe d'un dispositif de percussion
DE3270411D1 (en) * 1981-12-10 1986-05-15 Weaver & Hurt Ltd Percussive drills
US4530408A (en) * 1983-03-28 1985-07-23 Toutant Roland J Porting system for pneumatic impact hammer
DE3343565C2 (de) * 1983-12-01 1985-11-14 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Tieflochhammer
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
AU595081B2 (en) * 1986-10-24 1990-03-22 William Lister Reversed circulation pneumatic percussion hammer
US4923018A (en) * 1989-03-02 1990-05-08 Sandvik Rock Tools, Inc. Percussion drill
CZ278934B6 (en) * 1990-11-09 1994-09-14 Permon Air-operated submersible drilling machine
TWM268150U (en) * 2004-08-17 2005-06-21 Guo-Rung Liu Impact cylinder for reciprocal type pneumatic tool
US10544625B2 (en) * 2015-01-08 2020-01-28 Strada Design Limited Multi fluid drilling system
US10316586B1 (en) * 2016-12-14 2019-06-11 Jaime Andres AROS Pressurized fluid flow system for a DTH hammer and normal circulation hammer thereof

Also Published As

Publication number Publication date
BE736748A (fr) 1970-01-29
DE1937780C3 (de) 1974-10-10
US3503459A (en) 1970-03-31
JPS5018844B1 (de) 1975-07-02
FR2013940A1 (de) 1970-04-10
SE357597B (de) 1973-07-02
GB1264915A (de) 1972-02-23
DE1937780A1 (de) 1970-01-29
DE1937780B2 (de) 1974-02-21

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