CA995654A - Hydraulically operated apparatus for mechanically breaking up rock - Google Patents

Hydraulically operated apparatus for mechanically breaking up rock

Info

Publication number
CA995654A
CA995654A CA204,829A CA204829A CA995654A CA 995654 A CA995654 A CA 995654A CA 204829 A CA204829 A CA 204829A CA 995654 A CA995654 A CA 995654A
Authority
CA
Canada
Prior art keywords
rock
hydraulically operated
operated apparatus
mechanically breaking
breaking
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA204,829A
Other versions
CA204829S (en
Inventor
Helmut Darda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA995654A publication Critical patent/CA995654A/en
Expired legal-status Critical Current

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
CA204,829A 1973-07-16 1974-07-15 Hydraulically operated apparatus for mechanically breaking up rock Expired CA995654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2336063A DE2336063C2 (en) 1973-07-16 1973-07-16 Hydraulically operated device for the mechanical dismantling of rock

Publications (1)

Publication Number Publication Date
CA995654A true CA995654A (en) 1976-08-24

Family

ID=5887039

Family Applications (1)

Application Number Title Priority Date Filing Date
CA204,829A Expired CA995654A (en) 1973-07-16 1974-07-15 Hydraulically operated apparatus for mechanically breaking up rock

Country Status (10)

Country Link
US (1) US3894772A (en)
JP (1) JPS5342282B2 (en)
CA (1) CA995654A (en)
CH (1) CH578114A5 (en)
DE (1) DE2336063C2 (en)
FR (1) FR2238034B1 (en)
GB (1) GB1433691A (en)
IT (1) IT1013127B (en)
SE (1) SE407176B (en)
ZA (1) ZA743516B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114951A (en) * 1977-05-09 1978-09-19 Edward R. Langfield Hydraulically actuated tool for mechanically splitting rock-like material
US4252375A (en) * 1979-09-11 1981-02-24 Edward R. Langfield Wear or thrust plates for hydraulic rock splitting apparatus
US4474410A (en) * 1981-03-31 1984-10-02 Kabushiki Kaisha Komatsu Seisakusho Power-driven, wedge-operated rock splitter
US4781418A (en) * 1987-06-01 1988-11-01 Silvano Pocci Fluid actuated apparatus for mechanically splitting rock-like material
US4790602A (en) * 1987-09-21 1988-12-13 Silvano Pocci Fluid actuated apparatus for mechanically splitting rock-like material
KR970000961Y1 (en) * 1994-09-07 1997-02-14 주식회사 호상테크노베이션 Hydraulic rock cutter
ITVB20050001A1 (en) * 2005-02-24 2005-05-26 Tania Cottini CUNEO PNEUMATIC SPINDLE K25
CN104110260A (en) * 2014-07-24 2014-10-22 黑旋风锯业股份有限公司 Mine quarry stone excavator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3558191A (en) * 1969-01-23 1971-01-26 Fletcher Co H E Means for applying wedging forces to minerals and other bodies
IT944624B (en) * 1971-01-13 1973-04-20 Darda H HYDRAULICALLY DRIVEN APPLIANCE FOR MECHANICALLY SMINING ROCCIA

Also Published As

Publication number Publication date
CH578114A5 (en) 1976-07-30
JPS5342282B2 (en) 1978-11-10
DE2336063B1 (en) 1974-11-14
FR2238034A1 (en) 1975-02-14
GB1433691A (en) 1976-04-28
ZA743516B (en) 1975-05-28
SE7407665L (en) 1975-01-17
JPS5042459A (en) 1975-04-17
FR2238034B1 (en) 1982-10-01
US3894772A (en) 1975-07-15
DE2336063C2 (en) 1975-06-26
SE407176B (en) 1979-03-19
IT1013127B (en) 1977-03-30

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