GB2006301B - Rock breaker - Google Patents

Rock breaker

Info

Publication number
GB2006301B
GB2006301B GB7838148A GB7838148A GB2006301B GB 2006301 B GB2006301 B GB 2006301B GB 7838148 A GB7838148 A GB 7838148A GB 7838148 A GB7838148 A GB 7838148A GB 2006301 B GB2006301 B GB 2006301B
Authority
GB
United Kingdom
Prior art keywords
rock breaker
breaker
rock
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
GB7838148A
Other versions
GB2006301A (en
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB7838148A priority Critical patent/GB2006301B/en
Publication of GB2006301A publication Critical patent/GB2006301A/en
Application granted granted Critical
Publication of GB2006301B publication Critical patent/GB2006301B/en
Expired legal-status Critical Current

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
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/006—Measuring wall stresses in the borehole
    • 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C39/00—Devices for testing in situ the hardness or other properties of minerals, e.g. for giving information as to the selection of suitable mining tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
GB7838148A 1977-09-27 1978-09-26 Rock breaker Expired GB2006301B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7838148A GB2006301B (en) 1977-09-27 1978-09-26 Rock breaker

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4012677 1977-09-27
GB7838148A GB2006301B (en) 1977-09-27 1978-09-26 Rock breaker

Publications (2)

Publication Number Publication Date
GB2006301A GB2006301A (en) 1979-05-02
GB2006301B true GB2006301B (en) 1982-03-17

Family

ID=26264319

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7838148A Expired GB2006301B (en) 1977-09-27 1978-09-26 Rock breaker

Country Status (1)

Country Link
GB (1) GB2006301B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105223080A (en) * 2015-09-25 2016-01-06 山东大学 A kind of pressure cuts the evaluation method of jointed rock mass performance and anchor note effect under condition

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104330310B (en) * 2014-10-29 2016-08-31 吉林大学 A kind of oil shale fracturing experimental system for simulating and the manufacture method of laboratory sample
CN108982267B (en) * 2018-07-11 2023-07-14 黑龙江科技大学 Test device for exploring energy transmission and guiding rules of coal recovery mining machine
CN114136790A (en) * 2020-09-03 2022-03-04 中国电建集团华东勘测设计研究院有限公司 Stress testing method for hydraulic fracturing overall process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105223080A (en) * 2015-09-25 2016-01-06 山东大学 A kind of pressure cuts the evaluation method of jointed rock mass performance and anchor note effect under condition

Also Published As

Publication number Publication date
GB2006301A (en) 1979-05-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee