FR1269187A - Drill bit for soil drilling - Google Patents

Drill bit for soil drilling

Info

Publication number
FR1269187A
FR1269187A FR831352A FR831352A FR1269187A FR 1269187 A FR1269187 A FR 1269187A FR 831352 A FR831352 A FR 831352A FR 831352 A FR831352 A FR 831352A FR 1269187 A FR1269187 A FR 1269187A
Authority
FR
France
Prior art keywords
drill bit
soil drilling
drilling
soil
drill
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
FR831352A
Other languages
French (fr)
Inventor
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 FR831352A priority Critical patent/FR1269187A/en
Application granted granted Critical
Publication of FR1269187A publication Critical patent/FR1269187A/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts

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)
FR831352A 1960-06-28 1960-06-28 Drill bit for soil drilling Expired FR1269187A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR831352A FR1269187A (en) 1960-06-28 1960-06-28 Drill bit for soil drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR831352A FR1269187A (en) 1960-06-28 1960-06-28 Drill bit for soil drilling

Publications (1)

Publication Number Publication Date
FR1269187A true FR1269187A (en) 1961-08-11

Family

ID=8734367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831352A Expired FR1269187A (en) 1960-06-28 1960-06-28 Drill bit for soil drilling

Country Status (1)

Country Link
FR (1) FR1269187A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391350A1 (en) * 1977-05-17 1978-12-15 Shell Int Research ROTATIONAL DRILLING TREPAN FOR DEEP DRILLING AND ITS MANUFACTURING PROCESS
DE2917664A1 (en) * 1979-05-02 1980-11-13 Christensen Inc ROTARY DRILL CHISEL FOR DEEP HOLES
CN111042741A (en) * 2019-12-26 2020-04-21 武汉万邦激光金刚石工具股份有限公司 Multi-stage combined non-coring diamond-impregnated bit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391350A1 (en) * 1977-05-17 1978-12-15 Shell Int Research ROTATIONAL DRILLING TREPAN FOR DEEP DRILLING AND ITS MANUFACTURING PROCESS
DE2917664A1 (en) * 1979-05-02 1980-11-13 Christensen Inc ROTARY DRILL CHISEL FOR DEEP HOLES
CN111042741A (en) * 2019-12-26 2020-04-21 武汉万邦激光金刚石工具股份有限公司 Multi-stage combined non-coring diamond-impregnated bit

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