IT8547676A0 - PROCEDURE AND APPARATUS FOR REVEALING THE STATE OF WEAR OF A DRILLING BIT - Google Patents

PROCEDURE AND APPARATUS FOR REVEALING THE STATE OF WEAR OF A DRILLING BIT

Info

Publication number
IT8547676A0
IT8547676A0 IT8547676A IT4767685A IT8547676A0 IT 8547676 A0 IT8547676 A0 IT 8547676A0 IT 8547676 A IT8547676 A IT 8547676A IT 4767685 A IT4767685 A IT 4767685A IT 8547676 A0 IT8547676 A0 IT 8547676A0
Authority
IT
Italy
Prior art keywords
revealing
wear
procedure
state
drilling bit
Prior art date
Application number
IT8547676A
Other languages
Italian (it)
Other versions
IT1182193B (en
IT8547676A1 (en
Inventor
Albert P Davis
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/en
Publication of IT8547676A1 publication Critical patent/IT8547676A1/en
Application granted granted Critical
Publication of IT1182193B publication Critical patent/IT1182193B/en

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 PROCEDURE AND APPARATUS TO DETECT THE STATE OF WEAR OF A DRILLING POINT IT1182193B (en)

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 true IT8547676A0 (en) 1985-02-13
IT8547676A1 IT8547676A1 (en) 1986-08-12
IT1182193B IT1182193B (en) 1987-09-30

Family

ID=24328227

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47676/85A IT1182193B (en) 1984-02-21 1985-02-12 PROCEDURE AND APPARATUS TO DETECT THE STATE OF WEAR OF A DRILLING POINT

Country Status (5)

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

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
IT1182193B (en) 1987-09-30
GB2157342A (en) 1985-10-23
IT8547676A1 (en) 1986-08-12
IE850412L (en) 1985-08-21
GB2157342B (en) 1987-05-07
JPS60238596A (en) 1985-11-27
CA1237952A (en) 1988-06-14

Similar Documents

Publication Publication Date Title
IT1197449B (en) PROCEDURE AND APPARATUS TO DETECT THE STATE OF WEAR OF A DRILLING POINT
FR2562947B1 (en) ROTARY BIT FOR DEEP DRILLING
DE3463808D1 (en) Drill bit and improved cutting element
HUT39826A (en) Drilling rig of continuous operation
GB8528777D0 (en) Drill bit
ITMI922113A0 (en) APPARATUS FOR CHECKING THE PROCESSING STATUS OF A DRILL BIT
GB8501645D0 (en) Drilling of wells
IT8619725A0 (en) PROCEDURE FOR IMPROVEMENT OF A FOUNDATION AND RELATED EQUIPMENT.
NO833530L (en) drill bit
DK40286A (en) drilling rig
IT1139727B (en) DRILLING AND BORING TOOL
AU554092B2 (en) Drilling and surveying tool
GB2155083B (en) Improved drill bit and cutter therefor
ZA833634B (en) Plural-part earth bit and head therefor
GB8427420D0 (en) Drilling rigs
IT8547676A0 (en) PROCEDURE AND APPARATUS FOR REVEALING THE STATE OF WEAR OF A DRILLING BIT
EP0187971A3 (en) Drill bit
ZA861273B (en) Rotary drill bits and methods of manufacturing such bits
PL250631A1 (en) Drill bit
GB2167107B (en) Drilling bits
IT8519077A1 (en) TOOL FOR DRILLING AND BORING
GB8618457D0 (en) Drill bit
GB2143446B (en) Drill bit
AT381769B (en) DRILL BIT
GB2123881B (en) Well drilling bit