ZA785434B - Rock drill - Google Patents

Rock drill

Info

Publication number
ZA785434B
ZA785434B ZA00785434A ZA785434A ZA785434B ZA 785434 B ZA785434 B ZA 785434B ZA 00785434 A ZA00785434 A ZA 00785434A ZA 785434 A ZA785434 A ZA 785434A ZA 785434 B ZA785434 B ZA 785434B
Authority
ZA
South Africa
Prior art keywords
rock drill
drill
rock
Prior art date
Application number
ZA00785434A
Other languages
English (en)
Inventor
H Lindeboom
Original Assignee
Ingersoll Rand 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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of ZA785434B publication Critical patent/ZA785434B/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
    • 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
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/40—Percussion drill bits with leading portion

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
ZA00785434A 1977-10-25 1978-09-25 Rock drill ZA785434B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84528377A 1977-10-25 1977-10-25

Publications (1)

Publication Number Publication Date
ZA785434B true ZA785434B (en) 1979-09-26

Family

ID=25294856

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00785434A ZA785434B (en) 1977-10-25 1978-09-25 Rock drill

Country Status (7)

Country Link
JP (1) JPS54109001A (ja)
CA (1) CA1101408A (ja)
DE (1) DE2846022A1 (ja)
FR (1) FR2412679A1 (ja)
GB (1) GB2006665B (ja)
SE (1) SE440114B (ja)
ZA (1) ZA785434B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI123572B (fi) * 2005-10-07 2013-07-15 Sandvik Mining & Constr Oy Menetelmä ja kallionporauslaite reiän poraamiseksi kallioon
CN117646598B (zh) * 2024-01-30 2024-04-12 陕西延长石油矿业有限责任公司 一种基于矿山的双级钻井装置及其使用方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1928451A (en) * 1931-12-09 1933-09-26 Hammerberg George Rotary drill bit
GB620004A (en) * 1947-01-01 1949-03-17 Gen Electric Co Ltd Improvements in and relating to vibratory tools
US2854219A (en) * 1954-11-22 1958-09-30 Alvin S Macneil Apparatus for deep well drilling
AT242579B (de) * 1962-11-03 1965-09-27 Artur Fischer Verfahren zur Herstellung eines Hartmetallbohrers, insbesondere zum Bohren in hartem Material, wie Beton oder Stein
FR1374214A (fr) * 1963-11-15 1964-10-02 Diamant Boart Sa Procédé et machine de sondage ou de forage d'un sol
FR1395215A (fr) * 1964-04-30 1965-04-09 Gardner Denver Co Outil de forage et son procédé de fabrication
FR1500742A (fr) * 1966-11-21 1967-11-03 Procédé et appareils de forage par vibrations acoustiques et rotations alternées
AU408715B2 (en) * 1966-12-02 1970-12-04 ERIC CLIFFORD BRAUMANN, FREDERICK WILLIAM REICHELT and CHARLES BRUCE HOPE Anew and improved drilling unit
DE2558842A1 (de) * 1975-12-27 1977-07-07 Paul Schmidt Selbstgetriebenes pneumatisches rammbohrgeraet, insbesondere fuer erdbohrungen
DE2642133A1 (de) * 1976-09-18 1978-03-23 Ruhrkohle Ag Verfahren zum einbringen von bohrungen, insbesondere im berg- und tunnelbau

Also Published As

Publication number Publication date
SE440114B (sv) 1985-07-15
GB2006665B (en) 1982-07-14
CA1101408A (en) 1981-05-19
DE2846022A1 (de) 1979-04-26
FR2412679A1 (fr) 1979-07-20
SE7811060L (sv) 1979-04-26
GB2006665A (en) 1979-05-10
JPS54109001A (en) 1979-08-27

Similar Documents

Publication Publication Date Title
GB2001878B (en) Rock drill
JPS5411001A (en) Hammer drill
ZA785741B (en) Mining drill bit
JPS5396901A (en) Hammer drill
GB2099890B (en) Rock drill
JPS5393492A (en) Drilling tools
ZA771682B (en) Rock drill
ZA78999B (en) Rock drill bit
JPS53135801A (en) Hammer drill
JPS5433802A (en) Rock drill tool
GB2060738B (en) Rock drill
GB2005572B (en) Drill unit
DE2861334D1 (en) An improved drilling bit
GB2011286B (en) Rock drill bit
GB2009638B (en) Drill
ZA786359B (en) Drill bit
GB2018172B (en) Rock drill
GB2006665B (en) Rock drill
JPS5454901A (en) Hydraulic rock drill
JPS53135090A (en) Drill
ZA78272B (en) Percussion rock bit
JPS53113391A (en) Drilling tools
JPS55145294A (en) Moving rock drill
JPS53138903A (en) Rock drill
ZA771154B (en) Rock drill