GB2089027B - A method of determining the bulk strength of strata - Google Patents

A method of determining the bulk strength of strata

Info

Publication number
GB2089027B
GB2089027B GB8033883A GB8033883A GB2089027B GB 2089027 B GB2089027 B GB 2089027B GB 8033883 A GB8033883 A GB 8033883A GB 8033883 A GB8033883 A GB 8033883A GB 2089027 B GB2089027 B GB 2089027B
Authority
GB
United Kingdom
Prior art keywords
strata
determining
bulk strength
bulk
strength
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
GB8033883A
Other versions
GB2089027A (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 GB8033883A priority Critical patent/GB2089027B/en
Priority to ZA817249A priority patent/ZA817249B/en
Priority to US06/313,427 priority patent/US4445032A/en
Priority to CA000388366A priority patent/CA1161573A/en
Priority to DE19813141679 priority patent/DE3141679A1/en
Priority to BR8106784A priority patent/BR8106784A/en
Priority to AU76678/81A priority patent/AU542385B2/en
Publication of GB2089027A publication Critical patent/GB2089027A/en
Application granted granted Critical
Publication of GB2089027B publication Critical patent/GB2089027B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/10—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources
    • G01V5/104—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting secondary Y-rays as well as reflected or back-scattered neutrons

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB8033883A 1980-10-21 1980-10-21 A method of determining the bulk strength of strata Expired GB2089027B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB8033883A GB2089027B (en) 1980-10-21 1980-10-21 A method of determining the bulk strength of strata
ZA817249A ZA817249B (en) 1980-10-21 1981-10-20 A method of determining the bulk strength of strata
US06/313,427 US4445032A (en) 1980-10-21 1981-10-20 Method of determining the bulk strength of strata
CA000388366A CA1161573A (en) 1980-10-21 1981-10-20 Method of determining the bulk strength of strata
DE19813141679 DE3141679A1 (en) 1980-10-21 1981-10-21 METHOD FOR DETERMINING THE STRENGTH OF MOUNTAIN LAYERS
BR8106784A BR8106784A (en) 1980-10-21 1981-10-21 METHOD FOR DETERMINING THE GLOBAL STRENGTH OF STRATEGIES
AU76678/81A AU542385B2 (en) 1980-10-21 1981-10-21 Method determining the bulk strength of strata

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8033883A GB2089027B (en) 1980-10-21 1980-10-21 A method of determining the bulk strength of strata

Publications (2)

Publication Number Publication Date
GB2089027A GB2089027A (en) 1982-06-16
GB2089027B true GB2089027B (en) 1984-03-21

Family

ID=10516802

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8033883A Expired GB2089027B (en) 1980-10-21 1980-10-21 A method of determining the bulk strength of strata

Country Status (2)

Country Link
GB (1) GB2089027B (en)
ZA (1) ZA817249B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524274A (en) * 1982-08-05 1985-06-18 Schlumberger Technology Corporation Methods and apparatus for investigating an earth formation and compensating for borehole environmental effects

Also Published As

Publication number Publication date
GB2089027A (en) 1982-06-16
ZA817249B (en) 1982-09-29

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee