FR2168176A3 - - Google Patents

Info

Publication number
FR2168176A3
FR2168176A3 FR7201761A FR7201761A FR2168176A3 FR 2168176 A3 FR2168176 A3 FR 2168176A3 FR 7201761 A FR7201761 A FR 7201761A FR 7201761 A FR7201761 A FR 7201761A FR 2168176 A3 FR2168176 A3 FR 2168176A3
Authority
FR
France
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.)
Granted
Application number
FR7201761A
Other languages
French (fr)
Other versions
FR2168176B3 (ja
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.)
DULUCQ PAUL FR
Original Assignee
DULUCQ PAUL FR
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 DULUCQ PAUL FR filed Critical DULUCQ PAUL FR
Priority to FR7201761A priority Critical patent/FR2168176B3/fr
Publication of FR2168176A3 publication Critical patent/FR2168176A3/fr
Application granted granted Critical
Publication of FR2168176B3 publication Critical patent/FR2168176B3/fr
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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • 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
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/04—Measuring depth or liquid level
    • E21B47/047—Liquid level

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics (AREA)
FR7201761A 1972-01-19 1972-01-19 Expired FR2168176B3 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7201761A FR2168176B3 (ja) 1972-01-19 1972-01-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7201761A FR2168176B3 (ja) 1972-01-19 1972-01-19

Publications (2)

Publication Number Publication Date
FR2168176A3 true FR2168176A3 (ja) 1973-08-31
FR2168176B3 FR2168176B3 (ja) 1974-03-15

Family

ID=9092122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7201761A Expired FR2168176B3 (ja) 1972-01-19 1972-01-19

Country Status (1)

Country Link
FR (1) FR2168176B3 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115898361A (zh) * 2021-08-12 2023-04-04 中国石油天然气股份有限公司 油藏井网结构

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115898361A (zh) * 2021-08-12 2023-04-04 中国石油天然气股份有限公司 油藏井网结构

Also Published As

Publication number Publication date
FR2168176B3 (ja) 1974-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse