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ZA714521B - Rock-cutting machines rock-cutting machines - Google Patents

Rock-cutting machines rock-cutting machines

Info

Publication number
ZA714521B
ZA714521B ZA714521A ZA714521A ZA714521B ZA 714521 B ZA714521 B ZA 714521B ZA 714521 A ZA714521 A ZA 714521A ZA 714521 A ZA714521 A ZA 714521A ZA 714521 B ZA714521 B ZA 714521B
Authority
ZA
South Africa
Prior art keywords
rock
cutting machines
machines
cutting
machines rock
Prior art date
Application number
ZA714521A
Other languages
English (en)
Inventor
N Taylor
C Noren
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to ZA714521A priority Critical patent/ZA714521B/xx
Priority to DE2232993A priority patent/DE2232993C2/de
Priority to AU44274/72A priority patent/AU471913B2/en
Priority to FR7224643A priority patent/FR2144865B1/fr
Priority to US00269835A priority patent/US3857516A/en
Priority to CA146,582A priority patent/CA971581A/en
Priority to JP6792572A priority patent/JPS54441B1/ja
Priority to GB3217572A priority patent/GB1381629A/en
Publication of ZA714521B publication Critical patent/ZA714521B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/60—Slitting by jets of water or other liquid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
ZA714521A 1971-07-08 1971-07-08 Rock-cutting machines rock-cutting machines ZA714521B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ZA714521A ZA714521B (en) 1971-07-08 1971-07-08 Rock-cutting machines rock-cutting machines
DE2232993A DE2232993C2 (de) 1971-07-08 1972-07-05 Schneidvorrichtung zum Einschneiden von Schlitzen in eine Gesteinsoberfläche durch Flüssigkeitsstrahlen
AU44274/72A AU471913B2 (en) 1971-07-08 1972-07-06 Rock cutting machine
FR7224643A FR2144865B1 (xx) 1971-07-08 1972-07-07
US00269835A US3857516A (en) 1971-07-08 1972-07-07 Rock-cutting machines
CA146,582A CA971581A (en) 1971-07-08 1972-07-07 Rock-cutting machines
JP6792572A JPS54441B1 (xx) 1971-07-08 1972-07-08
GB3217572A GB1381629A (en) 1971-07-08 1972-07-10 Jet-cutting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA714521A ZA714521B (en) 1971-07-08 1971-07-08 Rock-cutting machines rock-cutting machines

Publications (1)

Publication Number Publication Date
ZA714521B true ZA714521B (en) 1972-09-27

Family

ID=25563618

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA714521A ZA714521B (en) 1971-07-08 1971-07-08 Rock-cutting machines rock-cutting machines

Country Status (8)

Country Link
US (1) US3857516A (xx)
JP (1) JPS54441B1 (xx)
AU (1) AU471913B2 (xx)
CA (1) CA971581A (xx)
DE (1) DE2232993C2 (xx)
FR (1) FR2144865B1 (xx)
GB (1) GB1381629A (xx)
ZA (1) ZA714521B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5180784U (xx) * 1974-12-20 1976-06-26
JPS5180783U (xx) * 1974-12-20 1976-06-26
JPS5180785U (xx) * 1974-12-20 1976-06-26
US4111490A (en) * 1975-09-05 1978-09-05 Liesveld Daniel J Method and apparatus for channel cutting of hard materials using high velocity fluid jets
US4074858A (en) * 1976-11-01 1978-02-21 Institute Of Gas Technology High pressure pulsed water jet apparatus and process
US4081200A (en) * 1976-12-10 1978-03-28 Flow Industries, Inc. Method and apparatus to remove structural concrete
US4176883A (en) * 1977-05-26 1979-12-04 Liesveld Daniel J Oscillating liquid jet system and method for cutting granite and the like
FR2458672A1 (fr) * 1979-06-06 1981-01-02 Gewerk Eisenhuette Westfalia Dispositif d'abattage, en particulier pour l'abattage du charbon dans les exploitations minieres au fond
CA1233638A (en) * 1984-04-16 1988-03-08 Ryszard J. Puchala Method and apparatus to remove concrete
US4854770A (en) * 1984-04-16 1989-08-08 Indescor Hydrodynamics Inc. Method and apparatus for removal of surface material
US4753549A (en) * 1986-08-29 1988-06-28 Nlb Corporation Method and apparatus for removing structural concrete
JPS63233730A (ja) * 1987-03-20 1988-09-29 株式会社　丸山製作所 霜害防止方法及び装置
US4793734A (en) * 1987-10-22 1988-12-27 Nlb Apparatus for removing structural concrete
GB2213513B (en) * 1987-12-10 1991-10-16 Coal Ind Improvements in or relating to mineral mining machines
AU634791B2 (en) * 1989-07-21 1993-03-04 Christopher Lyndon Higgins Method and apparatus for cutting erosive materials using high pressure water means
WO1994007001A1 (en) * 1992-09-18 1994-03-31 Ned Jet Cutting Systems Inc. Programmable oscillating liquid jet cutting system
US8191972B2 (en) * 2004-10-27 2012-06-05 Mac & Mac Hydrodemolition Inc. Hydrodemolition machine for inclined surfaces
US8814274B2 (en) * 2004-10-27 2014-08-26 Gerard J. MacNeil Machine and method for deconstructing a vertical wall
US8538697B2 (en) * 2009-06-22 2013-09-17 Mark C. Russell Core sample preparation, analysis, and virtual presentation
US8827373B2 (en) * 2010-02-03 2014-09-09 Mac & Mac Hydrodemolition Inc. Top-down hydro-demolition system with rigid support frame

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US531019A (en) * 1894-12-18 Coal-mining machine
US81760A (en) * 1868-09-01 Improved coal-miotg apparatus
US2501639A (en) * 1948-05-11 1950-03-21 Chiksan Co Zero-moment swivel nozzle
US3165361A (en) * 1960-05-05 1965-01-12 Coal Industry Patents Ltd Rotary pick mining machine
US3241772A (en) * 1963-10-25 1966-03-22 Elkhart Brass Mfg Co Water curtain nozzle
US3521820A (en) * 1967-01-31 1970-07-28 Exotech Hydraulic pulsed jet device
US3565191A (en) * 1969-05-27 1971-02-23 Ingersoll Rand Co Hydraulic jet drills
US3592387A (en) * 1969-12-24 1971-07-13 Ulysse J Pilotte Hydraulic-powered screw-driven paint sprayer
US3708121A (en) * 1971-04-19 1973-01-02 Exotech Apparatus for forming pulse jets of liquid
JPS5024737A (xx) * 1973-06-27 1975-03-17

Also Published As

Publication number Publication date
DE2232993C2 (de) 1975-09-11
DE2232993A1 (de) 1973-01-18
AU4427472A (en) 1974-01-10
CA971581A (en) 1975-07-22
FR2144865A1 (xx) 1973-02-16
AU471913B2 (en) 1976-05-06
FR2144865B1 (xx) 1977-01-14
JPS54441B1 (xx) 1979-01-11
GB1381629A (en) 1975-01-22
DE2232993B1 (de) 1975-02-06
US3857516A (en) 1974-12-31

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