IT1182193B - Procedimento ed apparecchio per rivelare lo stato di usura di una punta di trivellazione - Google Patents

Procedimento ed apparecchio per rivelare lo stato di usura di una punta di trivellazione

Info

Publication number
IT1182193B
IT1182193B IT47676/85A IT4767685A IT1182193B IT 1182193 B IT1182193 B IT 1182193B IT 47676/85 A IT47676/85 A IT 47676/85A IT 4767685 A IT4767685 A IT 4767685A IT 1182193 B IT1182193 B IT 1182193B
Authority
IT
Italy
Prior art keywords
wear
detect
procedure
state
drilling point
Prior art date
Application number
IT47676/85A
Other languages
English (en)
Other versions
IT8547676A1 (it
IT8547676A0 (it
Inventor
Albert P Davis Jr
Original Assignee
Exxon Production Research Co
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 Exxon Production Research Co filed Critical Exxon Production Research Co
Publication of IT8547676A0 publication Critical patent/IT8547676A0/it
Publication of IT8547676A1 publication Critical patent/IT8547676A1/it
Application granted granted Critical
Publication of IT1182193B publication Critical patent/IT1182193B/it

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
    • E21B12/00—Accessories for drilling tools
    • E21B12/02—Wear indicators
    • 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
IT47676/85A 1984-02-21 1985-02-12 Procedimento ed apparecchio per rivelare lo stato di usura di una punta di trivellazione IT1182193B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58220384A 1984-02-21 1984-02-21

Publications (3)

Publication Number Publication Date
IT8547676A0 IT8547676A0 (it) 1985-02-13
IT8547676A1 IT8547676A1 (it) 1986-08-12
IT1182193B true IT1182193B (it) 1987-09-30

Family

ID=24328227

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47676/85A IT1182193B (it) 1984-02-21 1985-02-12 Procedimento ed apparecchio per rivelare lo stato di usura di una punta di trivellazione

Country Status (5)

Country Link
JP (1) JPS60238596A (it)
CA (1) CA1237952A (it)
GB (1) GB2157342B (it)
IE (1) IE850412L (it)
IT (1) IT1182193B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4655300A (en) * 1984-02-21 1987-04-07 Exxon Production Research Co. Method and apparatus for detecting wear of a rotatable bit
US7207215B2 (en) * 2003-12-22 2007-04-24 Halliburton Energy Services, Inc. System, method and apparatus for petrophysical and geophysical measurements at the drilling bit
GB2516450A (en) 2013-07-22 2015-01-28 Schlumberger Holdings Instrumented rotary tools with attached cutters

Also Published As

Publication number Publication date
GB8504193D0 (en) 1985-03-20
GB2157342A (en) 1985-10-23
IT8547676A1 (it) 1986-08-12
IT8547676A0 (it) 1985-02-13
IE850412L (en) 1985-08-21
GB2157342B (en) 1987-05-07
JPS60238596A (ja) 1985-11-27
CA1237952A (en) 1988-06-14

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