FR855000A - Centering device for drill shanks - Google Patents

Centering device for drill shanks

Info

Publication number
FR855000A
FR855000A FR855000DA FR855000A FR 855000 A FR855000 A FR 855000A FR 855000D A FR855000D A FR 855000DA FR 855000 A FR855000 A FR 855000A
Authority
FR
France
Prior art keywords
centering device
drill shanks
shanks
drill
centering
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)
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
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR855000A publication Critical patent/FR855000A/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/24—Guiding or centralising devices for drilling rods or pipes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/44—Clasp, clip, support-clamp, or required component thereof
    • Y10T24/44641—Clasp, clip, support-clamp, or required component thereof having gripping member formed from, biased by, or mounted on resilient member
    • Y10T24/44949—Clasp, clip, support-clamp, or required component thereof having gripping member formed from, biased by, or mounted on resilient member including resilient biasing wire
    • Y10T24/44957—Coiled wire

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)
  • Earth Drilling (AREA)
FR855000D 1938-05-21 1939-05-20 Centering device for drill shanks Expired FR855000A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US209162A US2214789A (en) 1938-05-21 1938-05-21 Centralizer for drill steels

Publications (1)

Publication Number Publication Date
FR855000A true FR855000A (en) 1940-04-29

Family

ID=22777615

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855000D Expired FR855000A (en) 1938-05-21 1939-05-20 Centering device for drill shanks

Country Status (3)

Country Link
US (1) US2214789A (en)
FR (1) FR855000A (en)
GB (1) GB529010A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532358A1 (en) * 1982-08-31 1984-03-02 Tampella Oy Ab DRILL GUIDE FOR EXTENSION ROD DRILLING APPARATUS

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734723A (en) * 1956-02-14 Ttnttfn
CA2598507C (en) 2005-03-02 2013-09-17 Atlas Copco Rock Drills Ab Drill rod support, and drill rod support half
CN106761494B (en) * 2017-03-14 2018-10-02 中铁十七局集团有限公司 A kind of guider and method for tunnel pre-grouting armature boring

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532358A1 (en) * 1982-08-31 1984-03-02 Tampella Oy Ab DRILL GUIDE FOR EXTENSION ROD DRILLING APPARATUS

Also Published As

Publication number Publication date
GB529010A (en) 1940-11-12
US2214789A (en) 1940-09-17

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