FR2094043A1 - - Google Patents

Info

Publication number
FR2094043A1
FR2094043A1 FR7120113A FR7120113A FR2094043A1 FR 2094043 A1 FR2094043 A1 FR 2094043A1 FR 7120113 A FR7120113 A FR 7120113A FR 7120113 A FR7120113 A FR 7120113A FR 2094043 A1 FR2094043 A1 FR 2094043A1
Authority
FR
France
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.)
Granted
Application number
FR7120113A
Other languages
French (fr)
Other versions
FR2094043B1 (OSRAM
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2094043A1 publication Critical patent/FR2094043A1/fr
Application granted granted Critical
Publication of FR2094043B1 publication Critical patent/FR2094043B1/fr
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
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
FR7120113A 1970-06-04 1971-06-03 Expired FR2094043B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4350870A 1970-06-04 1970-06-04

Publications (2)

Publication Number Publication Date
FR2094043A1 true FR2094043A1 (OSRAM) 1972-02-04
FR2094043B1 FR2094043B1 (OSRAM) 1975-02-21

Family

ID=21927516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7120113A Expired FR2094043B1 (OSRAM) 1970-06-04 1971-06-03

Country Status (6)

Country Link
US (1) US3635296A (OSRAM)
BE (1) BE768143A (OSRAM)
CA (1) CA949060A (OSRAM)
CH (1) CH532710A (OSRAM)
FR (1) FR2094043B1 (OSRAM)
GB (1) GB1357640A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530722A1 (fr) * 1982-07-20 1984-01-27 Sumitomo Metal Mining Co Trepan de forage a molettes avec couteau central

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5147000A (en) * 1990-06-19 1992-09-15 Norvic S.A. Disc drill bit
WO1994023172A1 (en) * 1993-04-05 1994-10-13 Sds Pty. Ltd. Rotary percussive core drill bit
GB2294069B (en) * 1994-10-15 1998-10-28 Camco Drilling Group Ltd Improvements in or relating to rotary drills bits
DE69531277T2 (de) * 1994-10-15 2004-05-19 Camco Drilling Group Ltd., Stonehouse Drehbohrmeissel
GB2296272B (en) * 1994-12-20 1998-03-18 Smith International Self-centering polycrystalline diamond drill bit
US6422328B1 (en) 1999-10-27 2002-07-23 Baker Hughes Incorporated Dual cutting mill
AUPQ639900A0 (en) * 2000-03-21 2000-04-15 Dht Technologies Limited Segment for a core drill bit and method of manufacture
US8225883B2 (en) 2005-11-21 2012-07-24 Schlumberger Technology Corporation Downhole percussive tool with alternating pressure differentials
US8408336B2 (en) 2005-11-21 2013-04-02 Schlumberger Technology Corporation Flow guide actuation
US8297375B2 (en) 2005-11-21 2012-10-30 Schlumberger Technology Corporation Downhole turbine
US8522897B2 (en) * 2005-11-21 2013-09-03 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US7571780B2 (en) * 2006-03-24 2009-08-11 Hall David R Jack element for a drill bit
US8528664B2 (en) 2005-11-21 2013-09-10 Schlumberger Technology Corporation Downhole mechanism
US7753144B2 (en) * 2005-11-21 2010-07-13 Schlumberger Technology Corporation Drill bit with a retained jack element
US8316964B2 (en) * 2006-03-23 2012-11-27 Schlumberger Technology Corporation Drill bit transducer device
US7225886B1 (en) * 2005-11-21 2007-06-05 Hall David R Drill bit assembly with an indenting member
US8360174B2 (en) 2006-03-23 2013-01-29 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US7549489B2 (en) 2006-03-23 2009-06-23 Hall David R Jack element with a stop-off
US8297378B2 (en) * 2005-11-21 2012-10-30 Schlumberger Technology Corporation Turbine driven hammer that oscillates at a constant frequency
US7694756B2 (en) * 2006-03-23 2010-04-13 Hall David R Indenting member for a drill bit
US8011457B2 (en) 2006-03-23 2011-09-06 Schlumberger Technology Corporation Downhole hammer assembly
US7954401B2 (en) * 2006-10-27 2011-06-07 Schlumberger Technology Corporation Method of assembling a drill bit with a jack element
US7866416B2 (en) 2007-06-04 2011-01-11 Schlumberger Technology Corporation Clutch for a jack element
US7967083B2 (en) * 2007-09-06 2011-06-28 Schlumberger Technology Corporation Sensor for determining a position of a jack element
US7721826B2 (en) * 2007-09-06 2010-05-25 Schlumberger Technology Corporation Downhole jack assembly sensor
US20100252331A1 (en) * 2009-04-01 2010-10-07 High Angela D Methods for forming boring shoes for wellbore casing, and boring shoes and intermediate structures formed by such methods
CA2773336C (en) 2009-04-02 2017-08-22 Newtech Drilling Products, Llc Drill bit for earth boring
US8701799B2 (en) 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
WO2011057303A2 (en) * 2009-11-09 2011-05-12 Newtech Drilling Products, Llc. Drill bit with recessed center
US10519767B2 (en) * 2015-07-29 2019-12-31 Baker Hughes, A Ge Company, Llc Adaptive shell module with embedded functionality
EP3555410A4 (en) * 2016-12-19 2020-08-26 Flexidrill Limited HYBRID BIT

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2587429A (en) * 1949-12-14 1952-02-26 Arutunoff Armais Drag bit
US2619325A (en) * 1952-01-02 1952-11-25 Arutunoff Armais Core disintegrating drilling tool
US2667334A (en) * 1951-03-03 1954-01-26 Standard Oil Dev Co Full hole diamond bit
US2911196A (en) * 1957-05-03 1959-11-03 American Coldset Corp Diamond drill bit
FR1230512A (fr) * 1959-03-04 1960-09-16 Inst Francais Du Petrole Nouvel outil de forage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2738166A (en) * 1952-10-15 1956-03-13 Reed Roller Bit Co Diamond drilling bits
US2877988A (en) * 1957-05-03 1959-03-17 American Coldset Corp Drill bit with driven auxiliary bit
US3084752A (en) * 1958-12-22 1963-04-09 Tiraspolsky Wladimir Drill bit tool for well drilling
US3077936A (en) * 1961-11-06 1963-02-19 Arutunoff Armais Diamond drill
US3424258A (en) * 1966-11-16 1969-01-28 Japan Petroleum Dev Corp Rotary bit for use in rotary drilling

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2587429A (en) * 1949-12-14 1952-02-26 Arutunoff Armais Drag bit
US2667334A (en) * 1951-03-03 1954-01-26 Standard Oil Dev Co Full hole diamond bit
US2619325A (en) * 1952-01-02 1952-11-25 Arutunoff Armais Core disintegrating drilling tool
US2911196A (en) * 1957-05-03 1959-11-03 American Coldset Corp Diamond drill bit
FR1230512A (fr) * 1959-03-04 1960-09-16 Inst Francais Du Petrole Nouvel outil de forage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530722A1 (fr) * 1982-07-20 1984-01-27 Sumitomo Metal Mining Co Trepan de forage a molettes avec couteau central

Also Published As

Publication number Publication date
BE768143A (fr) 1971-11-03
FR2094043B1 (OSRAM) 1975-02-21
CH532710A (fr) 1973-01-15
US3635296A (en) 1972-01-18
GB1357640A (en) 1974-06-26
CA949060A (en) 1974-06-11

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Legal Events

Date Code Title Description
TP Transmission of property