FR569203A - Rotary expanding bit and its application to drilling - Google Patents

Rotary expanding bit and its application to drilling

Info

Publication number
FR569203A
FR569203A FR569203DA FR569203A FR 569203 A FR569203 A FR 569203A FR 569203D A FR569203D A FR 569203DA FR 569203 A FR569203 A FR 569203A
Authority
FR
France
Prior art keywords
drilling
application
expanding bit
rotary expanding
rotary
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
Other languages
French (fr)
Inventor
Anselme-Rene-Robert-De Mailly
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
Application granted granted Critical
Publication of FR569203A publication Critical patent/FR569203A/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
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/325—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools the cutter being shifted by a spring mechanism

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)
FR569203D 1922-10-04 1922-10-04 Rotary expanding bit and its application to drilling Expired FR569203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR569203T 1922-10-04

Publications (1)

Publication Number Publication Date
FR569203A true FR569203A (en) 1924-04-09

Family

ID=8948999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR569203D Expired FR569203A (en) 1922-10-04 1922-10-04 Rotary expanding bit and its application to drilling

Country Status (1)

Country Link
FR (1) FR569203A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6886633B2 (en) 2002-10-04 2005-05-03 Security Dbs Nv/Sa Bore hole underreamer
US6929076B2 (en) 2002-10-04 2005-08-16 Security Dbs Nv/Sa Bore hole underreamer having extendible cutting arms
US7658241B2 (en) 2004-04-21 2010-02-09 Security Dbs Nv/Sa Underreaming and stabilizing tool and method for its use
US7975783B2 (en) 2004-06-09 2011-07-12 Halliburton Energy Services, Inc. Reaming and stabilization tool and method for its use in a borehole

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6886633B2 (en) 2002-10-04 2005-05-03 Security Dbs Nv/Sa Bore hole underreamer
US6929076B2 (en) 2002-10-04 2005-08-16 Security Dbs Nv/Sa Bore hole underreamer having extendible cutting arms
US7658241B2 (en) 2004-04-21 2010-02-09 Security Dbs Nv/Sa Underreaming and stabilizing tool and method for its use
US7975783B2 (en) 2004-06-09 2011-07-12 Halliburton Energy Services, Inc. Reaming and stabilization tool and method for its use in a borehole

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