ZA766003B - A method of breaking hard compact material such as rock - Google Patents

A method of breaking hard compact material such as rock

Info

Publication number
ZA766003B
ZA766003B ZA766003A ZA766003A ZA766003B ZA 766003 B ZA766003 B ZA 766003B ZA 766003 A ZA766003 A ZA 766003A ZA 766003 A ZA766003 A ZA 766003A ZA 766003 B ZA766003 B ZA 766003B
Authority
ZA
South Africa
Prior art keywords
rock
compact material
hard compact
breaking hard
breaking
Prior art date
Application number
ZA766003A
Other languages
English (en)
Inventor
G Copper
Original Assignee
Cerac Inst Sa
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 Cerac Inst Sa filed Critical Cerac Inst Sa
Publication of ZA766003B publication Critical patent/ZA766003B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/04—Other methods or devices for dislodging with or without loading by devices with parts pressed mechanically against the wall of a borehole or a slit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
ZA766003A 1975-10-23 1976-10-07 A method of breaking hard compact material such as rock ZA766003B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1375175A CH598472A5 (de) 1975-10-23 1975-10-23

Publications (1)

Publication Number Publication Date
ZA766003B true ZA766003B (en) 1977-09-28

Family

ID=4394991

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA766003A ZA766003B (en) 1975-10-23 1976-10-07 A method of breaking hard compact material such as rock

Country Status (12)

Country Link
US (1) US4099784A (de)
JP (1) JPS5252802A (de)
AU (1) AU500033B2 (de)
BR (1) BR7606989A (de)
CA (1) CA1077014A (de)
CH (1) CH598472A5 (de)
DE (1) DE2551145C2 (de)
FR (1) FR2328838A1 (de)
GB (1) GB1550858A (de)
IT (1) IT1072997B (de)
SE (1) SE429465B (de)
ZA (1) ZA766003B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288877A (en) * 1979-12-14 1981-09-15 Klepfer Harlan A Disposable protective garment
US4311343A (en) * 1980-04-25 1982-01-19 Terraspace, Inc. Apparatus for breaking rock or concrete
US4947534A (en) * 1988-09-30 1990-08-14 Davenport William C Apparatus and method for salvaging concentric piping members
US5015039A (en) * 1990-01-08 1991-05-14 The United States Of America As Represented By The Department Of The Interior Hydraulically actuated mechanical rock excavator
US5308149A (en) * 1992-06-05 1994-05-03 Sunburst Excavation, Inc. Non-explosive drill hole pressurization method and apparatus for controlled fragmentation of hard compact rock and concrete
CN1072353C (zh) 1995-08-04 2001-10-03 罗克明控股有限公司 用于破碎硬材料的装置
ZA966727B (en) * 1995-08-07 1997-02-18 Bolinas Tech Inc Method for controlled fragmentation of hard rock and concrete by the combination use of impact hammers and small charge blasting.
US6102484A (en) * 1996-07-30 2000-08-15 Applied Geodynamics, Inc. Controlled foam injection method and means for fragmentation of hard compact rock and concrete
US6347837B1 (en) 1999-03-11 2002-02-19 Becktek Limited Slide assembly having retractable gas-generator apparatus
US6375271B1 (en) 1999-04-30 2002-04-23 Young, Iii Chapman Controlled foam injection method and means for fragmentation of hard compact rock and concrete
AUPQ591000A0 (en) 2000-02-29 2000-03-23 Rockmin Pty Ltd Cartridge shell and cartridge for blast holes and method of use
AU2003200490B2 (en) * 2002-02-20 2008-05-08 Rocktek Ltd. Apparatus and method for fracturing a hard material
SE0202373L (sv) * 2002-08-07 2004-02-08 Atlas Copco Rock Drills Ab Anordning för spräckning av stenblock
JP2010065398A (ja) * 2008-09-08 2010-03-25 Totetsu Kogyo Co Ltd 割岩装置
US10087755B2 (en) * 2016-02-26 2018-10-02 L. Curtis Beaton Method and apparatus for splitting or cleaving rock
EP3415709B1 (de) * 2017-06-12 2022-10-26 Sandvik Mining and Construction Oy Greifvorrichtung und verfahren zum ergreifen von bohrwerkzeugen
CN109356586B (zh) * 2018-12-14 2023-08-15 新乡市威达机械有限公司 钻孔和起煤一体的高效整煤开采装置及其使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US385655A (en) * 1888-07-03 Thomas aechee
US2634113A (en) * 1946-09-04 1953-04-07 Joy Mfg Co Combined drill and expansible breaker mechanism
US3105561A (en) * 1960-09-13 1963-10-01 Jersey Prod Res Co Hydraulic actuated drill collar
GB1238181A (de) * 1968-02-24 1971-07-07
JPS5112303A (ja) * 1974-07-20 1976-01-30 Maruei Kenki Kk Rotsukusupuritsutaa

Also Published As

Publication number Publication date
IT1072997B (it) 1985-04-13
JPS5252802A (en) 1977-04-28
CA1077014A (en) 1980-05-06
CH598472A5 (de) 1978-04-28
FR2328838A1 (fr) 1977-05-20
SE429465B (sv) 1983-09-05
BR7606989A (pt) 1977-09-06
AU500033B2 (en) 1979-05-10
US4099784A (en) 1978-07-11
GB1550858A (en) 1979-08-22
DE2551145C2 (de) 1982-04-01
SE7610486L (sv) 1977-04-24
AU1862376A (en) 1978-04-20
FR2328838B1 (de) 1982-07-09
DE2551145A1 (de) 1977-04-28

Similar Documents

Publication Publication Date Title
ZA766003B (en) A method of breaking hard compact material such as rock
AU1836076A (en) Recovery of Valcanised Elastomeric Material
AU516611B2 (en) Breaking hydraulically a hard compact material
ZA772689B (en) Method and apparatus for breaking a hard compact material such as a rock or concrete
CA1012564A (en) Method of underground mining
AU1786476A (en) Breaking a hard material
ZA765156B (en) Method and device for breaking hard compact material such as rock
ZA765185B (en) Method and device for breaking hard compact material such as rock
CA1028861A (en) Method of reinforcing rock strata
JPS51150825A (en) Method of combining fundamental design material
AU522890B2 (en) Rock breaking apparatus
JPS5373401A (en) Method of crushing base rock
JPS5224219A (en) Method of binding compressible mineral material
JPS5221022A (en) Method of drilling of materials made by slurryyscreenig
JPS5258209A (en) Concrete pile breaking apparatus
JPS51143502A (en) Device for breaking rock
JPS5230808A (en) Improved manufacture of oneesheet rock structures
JPS54112302A (en) Rock breaking apparatus
JPS51141765A (en) Method of roughly working material pipe
JPS5226528A (en) Prevention method of natural breaking of lowwcarbon ferroochrome slag
JPS51116274A (en) Method of pileesurface attached material
JPS5276232A (en) Removal method of heterogeneous material
JPS5254643A (en) Method of cutting steel material
JPS51145118A (en) Method of making grout material
JPS5282931A (en) Production method of inorganic settup material