FR1385404A - Drill tool for drilling rocks - Google Patents

Drill tool for drilling rocks

Info

Publication number
FR1385404A
FR1385404A FR946170A FR946170A FR1385404A FR 1385404 A FR1385404 A FR 1385404A FR 946170 A FR946170 A FR 946170A FR 946170 A FR946170 A FR 946170A FR 1385404 A FR1385404 A FR 1385404A
Authority
FR
France
Prior art keywords
drill tool
drilling rocks
rocks
drilling
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
FR946170A
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.)
I C Soding & Halbach Fa
Original Assignee
I C Soding & Halbach Fa
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 I C Soding & Halbach Fa filed Critical I C Soding & Halbach Fa
Priority to FR946170A priority Critical patent/FR1385404A/en
Application granted granted Critical
Publication of FR1385404A publication Critical patent/FR1385404A/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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters

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)
FR946170A 1963-08-30 1963-08-30 Drill tool for drilling rocks Expired FR1385404A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR946170A FR1385404A (en) 1963-08-30 1963-08-30 Drill tool for drilling rocks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR946170A FR1385404A (en) 1963-08-30 1963-08-30 Drill tool for drilling rocks

Publications (1)

Publication Number Publication Date
FR1385404A true FR1385404A (en) 1965-01-15

Family

ID=8811479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946170A Expired FR1385404A (en) 1963-08-30 1963-08-30 Drill tool for drilling rocks

Country Status (1)

Country Link
FR (1) FR1385404A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059165A (en) * 1975-12-08 1977-11-22 Wallace Clark Versatile fluid motor and pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059165A (en) * 1975-12-08 1977-11-22 Wallace Clark Versatile fluid motor and pump

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