FR1312362A - Roller drilling device - Google Patents

Roller drilling device

Info

Publication number
FR1312362A
FR1312362A FR885888A FR885888A FR1312362A FR 1312362 A FR1312362 A FR 1312362A FR 885888 A FR885888 A FR 885888A FR 885888 A FR885888 A FR 885888A FR 1312362 A FR1312362 A FR 1312362A
Authority
FR
France
Prior art keywords
drilling device
roller drilling
roller
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
FR885888A
Other languages
French (fr)
Inventor
Albrecht Grafer
Nuesse
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 filed Critical
Priority to FR885888A priority Critical patent/FR1312362A/en
Application granted granted Critical
Publication of FR1312362A publication Critical patent/FR1312362A/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)
FR885888A 1962-01-25 1962-01-25 Roller drilling device Expired FR1312362A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR885888A FR1312362A (en) 1962-01-25 1962-01-25 Roller drilling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR885888A FR1312362A (en) 1962-01-25 1962-01-25 Roller drilling device

Publications (1)

Publication Number Publication Date
FR1312362A true FR1312362A (en) 1962-12-14

Family

ID=8771206

Family Applications (1)

Application Number Title Priority Date Filing Date
FR885888A Expired FR1312362A (en) 1962-01-25 1962-01-25 Roller drilling device

Country Status (1)

Country Link
FR (1) FR1312362A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2079237A1 (en) * 1970-02-04 1971-11-12 Dresser Ind
FR2402764A1 (en) * 1977-09-09 1979-04-06 Sandvik Ab TREPAN BORING
CN116728103A (en) * 2023-08-11 2023-09-12 江苏凯达重工股份有限公司 Production equipment for hot rolling roller

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2079237A1 (en) * 1970-02-04 1971-11-12 Dresser Ind
FR2402764A1 (en) * 1977-09-09 1979-04-06 Sandvik Ab TREPAN BORING
CN116728103A (en) * 2023-08-11 2023-09-12 江苏凯达重工股份有限公司 Production equipment for hot rolling roller
CN116728103B (en) * 2023-08-11 2023-10-13 江苏凯达重工股份有限公司 Production equipment for hot rolling roller

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