FR1369365A - Percussion drilling tools - Google Patents

Percussion drilling tools

Info

Publication number
FR1369365A
FR1369365A FR930997A FR930997A FR1369365A FR 1369365 A FR1369365 A FR 1369365A FR 930997 A FR930997 A FR 930997A FR 930997 A FR930997 A FR 930997A FR 1369365 A FR1369365 A FR 1369365A
Authority
FR
France
Prior art keywords
drilling tools
percussion drilling
percussion
tools
drilling
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
FR930997A
Other languages
French (fr)
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand 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
Priority claimed from US186248A external-priority patent/US3144086A/en
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Priority to FR930997A priority Critical patent/FR1369365A/en
Application granted granted Critical
Publication of FR1369365A publication Critical patent/FR1369365A/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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units

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)
FR930997A 1962-04-09 1963-04-09 Percussion drilling tools Expired FR1369365A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR930997A FR1369365A (en) 1962-04-09 1963-04-09 Percussion drilling tools

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US186248A US3144086A (en) 1962-04-09 1962-04-09 Gang drill
FR930997A FR1369365A (en) 1962-04-09 1963-04-09 Percussion drilling tools

Publications (1)

Publication Number Publication Date
FR1369365A true FR1369365A (en) 1964-08-14

Family

ID=26200716

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930997A Expired FR1369365A (en) 1962-04-09 1963-04-09 Percussion drilling tools

Country Status (1)

Country Link
FR (1) FR1369365A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512875A1 (en) * 1981-09-11 1983-03-18 Campguilhem Jacques Percussion action rotary drilling tool - with two-part head to generate percussive forces

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512875A1 (en) * 1981-09-11 1983-03-18 Campguilhem Jacques Percussion action rotary drilling tool - with two-part head to generate percussive forces

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