FR1273460A - Roller bit for soil drilling - Google Patents

Roller bit for soil drilling

Info

Publication number
FR1273460A
FR1273460A FR837533A FR837533A FR1273460A FR 1273460 A FR1273460 A FR 1273460A FR 837533 A FR837533 A FR 837533A FR 837533 A FR837533 A FR 837533A FR 1273460 A FR1273460 A FR 1273460A
Authority
FR
France
Prior art keywords
roller bit
soil drilling
drilling
soil
bit
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
FR837533A
Other languages
French (fr)
Inventor
Roger Francois Rouviere
Wladimir Tiraspolsky
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.)
EUROP DE TURBOFORAGE SOC
Original Assignee
EUROP DE TURBOFORAGE SOC
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 EUROP DE TURBOFORAGE SOC filed Critical EUROP DE TURBOFORAGE SOC
Priority to FR837533A priority Critical patent/FR1273460A/en
Application granted granted Critical
Publication of FR1273460A publication Critical patent/FR1273460A/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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E21B10/06—Roller core bits
    • 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
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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

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)
FR837533A 1960-09-01 1960-09-01 Roller bit for soil drilling Expired FR1273460A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR837533A FR1273460A (en) 1960-09-01 1960-09-01 Roller bit for soil drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR837533A FR1273460A (en) 1960-09-01 1960-09-01 Roller bit for soil drilling

Publications (1)

Publication Number Publication Date
FR1273460A true FR1273460A (en) 1961-10-13

Family

ID=8738310

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837533A Expired FR1273460A (en) 1960-09-01 1960-09-01 Roller bit for soil drilling

Country Status (1)

Country Link
FR (1) FR1273460A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3134447A (en) * 1962-01-31 1964-05-26 Hughes Tool Co Rolling cone rock bit with wraparound spearpoints
FR2530722A1 (en) * 1982-07-20 1984-01-27 Sumitomo Metal Mining Co DRILL BIT WITH CENTER KNIFE
US5695019A (en) * 1995-08-23 1997-12-09 Dresser Industries, Inc. Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3134447A (en) * 1962-01-31 1964-05-26 Hughes Tool Co Rolling cone rock bit with wraparound spearpoints
FR2530722A1 (en) * 1982-07-20 1984-01-27 Sumitomo Metal Mining Co DRILL BIT WITH CENTER KNIFE
DE3314583A1 (en) * 1982-07-20 1984-02-09 Sumitomo Metal Mining Co. Ltd., Tokyo Drilling bit
US5695019A (en) * 1995-08-23 1997-12-09 Dresser Industries, Inc. Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts

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