BR8801904A - Broca a martelo - Google Patents

Broca a martelo

Info

Publication number
BR8801904A
BR8801904A BR8801904A BR8801904A BR8801904A BR 8801904 A BR8801904 A BR 8801904A BR 8801904 A BR8801904 A BR 8801904A BR 8801904 A BR8801904 A BR 8801904A BR 8801904 A BR8801904 A BR 8801904A
Authority
BR
Brazil
Prior art keywords
hammer drill
hammer
drill
Prior art date
Application number
BR8801904A
Other languages
English (en)
Inventor
Melvyn Samuel James Ennis
Original Assignee
Ennis M S J
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 GB878709572A external-priority patent/GB8709572D0/en
Priority claimed from GB888801969A external-priority patent/GB8801969D0/en
Application filed by Ennis M S J filed Critical Ennis M S J
Publication of BR8801904A publication Critical patent/BR8801904A/pt

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
    • E21B1/00—Percussion drilling
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous 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
    • E21B4/06—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)
  • Sampling And Sample Adjustment (AREA)
BR8801904A 1987-04-23 1988-04-21 Broca a martelo BR8801904A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878709572A GB8709572D0 (en) 1987-04-23 1987-04-23 Hammer drill
GB888801969A GB8801969D0 (en) 1988-01-29 1988-01-29 Hammer drills for making boreholes

Publications (1)

Publication Number Publication Date
BR8801904A true BR8801904A (pt) 1988-11-22

Family

ID=26292162

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8801904A BR8801904A (pt) 1987-04-23 1988-04-21 Broca a martelo

Country Status (12)

Country Link
US (2) US4921056A (pt)
EP (1) EP0288180A3 (pt)
JP (1) JPS6429595A (pt)
KR (1) KR880012858A (pt)
CN (1) CN1016202B (pt)
AU (1) AU605578B2 (pt)
BR (1) BR8801904A (pt)
CA (1) CA1328252C (pt)
DK (1) DK222188A (pt)
FI (1) FI881841A (pt)
GB (1) GB2204623A (pt)
NO (1) NO881785L (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4921056A (en) * 1987-04-23 1990-05-01 Ennis Melvyn S J Hammer drills for making boreholes
US5139096A (en) * 1988-09-22 1992-08-18 William Lister Pneumatic percussion hammers
US5227780A (en) * 1989-03-16 1993-07-13 Houston Satellite Systems, Inc. Apparatus with a portable UHF radio transmitter remote for controlling one or more of infrared controlled appliances
JP3057719B2 (ja) * 1990-06-22 2000-07-04 ソニー株式会社 音量制御回路
US5207283A (en) * 1992-03-02 1993-05-04 Ingersoll-Rand Company Reversible bit bearing
SE9201340L (sv) * 1992-04-29 1993-10-30 Berema Atlas Copco Ab Slående maskin
SE470408C (sv) * 1992-07-07 1997-08-04 Atlas Copco Rock Drills Ab Slagverk
US5402854A (en) * 1992-10-06 1995-04-04 Ingersoll-Rand Company Fluid distributor for a debris flushing system in a percussive, fluid-activated apparatus
US5407021A (en) * 1993-04-08 1995-04-18 Sandvik Rock Tools, Inc. Down-the-hole hammer drill having reverse circulation
US5545891A (en) * 1993-04-20 1996-08-13 Smith; Marcus R. Circuit for increasing the sensitivity of a photodiode to received infrared signals in response to changes in ambient light
US5715897A (en) * 1993-12-13 1998-02-10 G-Drill Ab In-hole rock drilling machine with a hydraulic impact motor
US5957220A (en) * 1995-10-17 1999-09-28 Dresser-Rand Company Percussion drill assembly
US5662180A (en) * 1995-10-17 1997-09-02 Dresser-Rand Company Percussion drill assembly
SE516116C2 (sv) * 1998-02-02 2001-11-19 Sandvik Ab Sänkborrhammare och borrkrona
US6659202B2 (en) * 2000-07-31 2003-12-09 Vermeer Manufacturing Company Steerable fluid hammer
ES2238579T3 (es) 2001-05-14 2005-09-01 Johnsondiversey, Inc. Eductor mezclador.
AU2002311319B2 (en) * 2001-09-06 2008-04-10 Sandvik Mining And Construction Australia (Production/Supply) Pty Ltd Reverse Circulation Downhole Hammer
CA2461985C (en) * 2003-03-25 2011-01-04 Bernard Lionel Gien Down-the-hole drill assembly
US7040417B2 (en) * 2003-12-11 2006-05-09 Cct Technologies, L.L.C. Drilling systems
US7900716B2 (en) * 2008-01-04 2011-03-08 Longyear Tm, Inc. Vibratory unit for drilling systems
US7748478B2 (en) * 2008-07-21 2010-07-06 Smith International, Inc. Percussion drilling assembly and hammer bit with an adjustable choke
AU2011322094A1 (en) * 2010-10-28 2013-06-13 Bernard Lionel Gien A down-the-hole hammer drill assembly
CN102031935B (zh) * 2010-12-01 2012-12-12 中信重工机械股份有限公司 具有水道、风道和返浆通道并可加长的组合式钻杆
SE536289C2 (sv) 2011-04-05 2013-08-06 Atlas Copco Rock Drills Ab Hydrauliska slagverk för berg- eller betongavverkande utrustning samt borr- och brytutrustning
CN103967421B (zh) * 2014-05-28 2016-05-25 吉林大学 一种强力抽吸式反循环取心钻头
CN107605396B (zh) * 2017-11-22 2019-04-26 东北石油大学 一种分流式射吸液动冲击器
CN108693069B (zh) * 2018-08-13 2021-01-01 中煤科工集团重庆研究院有限公司 钻孔煤屑瓦斯解吸特征参数随钻测定装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2887989A (en) * 1958-07-03 1959-05-26 Richard O Dulaney Pneumatic rotary drill hammer
US3105559A (en) * 1960-09-19 1963-10-01 Mission Mfg Co Percussion tool
US3187823A (en) * 1963-02-11 1965-06-08 Atlantic Refining Co Percussive drilling tool with exhaust chamber
US3453657A (en) * 1967-04-17 1969-07-01 Maston C Bolton Fluid actuated percussion tool
US3583501A (en) * 1969-03-06 1971-06-08 Mission Mfg Co Rock bit with powered gauge cutter
US3692122A (en) * 1970-12-23 1972-09-19 Baker Oil Tools Inc High frequency pneumatically actuated drilling hammer
US3795283A (en) * 1972-06-15 1974-03-05 Shuttle Mountain Holdings Co L Apparatus for drilling and sampling rock formations
US3871486A (en) * 1973-08-29 1975-03-18 Bakerdrill Inc Continuous coring system and apparatus
US3991834A (en) * 1975-07-07 1976-11-16 Curington Alfred R Sampling airhammer apparatus
DE2854461C2 (de) * 1978-12-16 1983-03-10 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Versenkbohrhammer
US4446929A (en) * 1979-06-11 1984-05-08 Dresser Industries, Inc. Fluid operated rock drill hammer
ZA863192B (en) * 1986-04-29 1986-12-30 Abraham Gien Improvement in valveless pneumatic hammer
US4509606A (en) * 1980-10-29 1985-04-09 Walker-Neer Manufacturing Co., Inc. Axial return hammer
US4402370A (en) * 1981-05-15 1983-09-06 Abraham Gein Valveless pneumatic hammer
GB2117428B (en) * 1982-02-11 1985-08-14 Ennis M S J Improvements in or relating to rotary percussion core hammers
DE3304594C2 (de) * 1983-02-10 1984-12-06 Turkmenskij naučno-issledovatel'skij geologorasvedočnyj institut, Ašchabad Einrichtung zum Säubern von Bohrlöchern
GB8406957D0 (en) * 1984-03-16 1984-04-18 Ennis M S J Hammer
GB8514505D0 (en) * 1985-06-07 1985-07-10 Weaver & Hurt Ltd Rock drills
ZA866646B (en) * 1985-09-02 1987-07-29 Wallis Drilling Pty Ltd Downhole hammer
US4921056A (en) * 1987-04-23 1990-05-01 Ennis Melvyn S J Hammer drills for making boreholes

Also Published As

Publication number Publication date
GB2204623A (en) 1988-11-16
AU605578B2 (en) 1991-01-17
CN1016202B (zh) 1992-04-08
CA1328252C (en) 1994-04-05
NO881785D0 (no) 1988-04-22
EP0288180A3 (en) 1989-11-23
KR880012858A (ko) 1988-11-29
AU1504888A (en) 1988-10-27
DK222188D0 (da) 1988-04-22
CN88102386A (zh) 1988-11-09
FI881841A0 (fi) 1988-04-20
DK222188A (da) 1988-10-24
NO881785L (no) 1988-10-24
US4921056A (en) 1990-05-01
FI881841A (fi) 1988-10-24
US5115875A (en) 1992-05-26
GB8808131D0 (en) 1988-05-11
JPS6429595A (en) 1989-01-31
EP0288180A2 (en) 1988-10-26

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