FR2209039A1 - - Google Patents

Info

Publication number
FR2209039A1
FR2209039A1 FR7342508A FR7342508A FR2209039A1 FR 2209039 A1 FR2209039 A1 FR 2209039A1 FR 7342508 A FR7342508 A FR 7342508A FR 7342508 A FR7342508 A FR 7342508A FR 2209039 A1 FR2209039 A1 FR 2209039A1
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
FR7342508A
Other languages
French (fr)
Other versions
FR2209039B1 (en
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.)
TAYLOR THOMAS US
Original Assignee
TAYLOR THOMAS US
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 TAYLOR THOMAS US filed Critical TAYLOR THOMAS US
Publication of FR2209039A1 publication Critical patent/FR2209039A1/fr
Application granted granted Critical
Publication of FR2209039B1 publication Critical patent/FR2209039B1/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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • E21B10/633—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable
    • 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
    • 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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts

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)
FR7342508A 1972-12-01 1973-11-29 Expired FR2209039B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00311311A US3794129A (en) 1972-12-01 1972-12-01 Step auger and rock bit combination

Publications (2)

Publication Number Publication Date
FR2209039A1 true FR2209039A1 (en) 1974-06-28
FR2209039B1 FR2209039B1 (en) 1981-04-30

Family

ID=23206340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7342508A Expired FR2209039B1 (en) 1972-12-01 1973-11-29

Country Status (7)

Country Link
US (1) US3794129A (en)
CA (1) CA992533A (en)
ES (1) ES421061A1 (en)
FR (1) FR2209039B1 (en)
GB (1) GB1433556A (en)
IT (1) IT1001892B (en)
ZA (1) ZA738875B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476737A1 (en) * 1980-02-25 1981-08-28 Pellicer Carlos F Auger for boring stony ground - has spaced teeth on pointed base to commence bore before helical part is operating

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898895A (en) * 1974-01-14 1975-08-12 Thomas L Taylor Method of attaching teeth to an earth drilling tool
US4046207A (en) * 1976-09-01 1977-09-06 Thomas Lee Taylor Earth drilling tools
US4380271A (en) * 1981-04-17 1983-04-19 Blue Streak Industries, Inc. Earth auger with removable cutting tooth support structure
US4917196A (en) * 1989-08-15 1990-04-17 Kennametal Inc. Excavating tooth for an earth auger
US5143163A (en) * 1991-08-29 1992-09-01 Kennametal Inc. Digging tooth
GB2348654B (en) * 1999-04-09 2003-05-28 Kvaerner Cementation Found Ltd An Auger and a Method for Enhancing the Bearing Capacity of a Pile
US7357200B2 (en) * 2005-09-29 2008-04-15 Harleman Ronald E Earth auger
US8226334B2 (en) * 2008-06-23 2012-07-24 The Boeing Company Variable diameter cutting tool
RU173373U1 (en) * 2015-12-16 2017-08-24 Александр Алексеевич Кабашов DRILLING CROWN

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2594261A (en) * 1949-01-13 1952-04-22 Frederick E Henning Earth auger with spirally arranged removable cutting bits
US2610829A (en) * 1949-10-12 1952-09-16 Central Mine Equipment Company Mining drill
US2701126A (en) * 1950-08-15 1955-02-01 Austin Powder Co Auger head
US2731237A (en) * 1951-11-28 1956-01-17 Frederick E Henning Combination earth auger with rock drilling point
US3235018A (en) * 1964-07-17 1966-02-15 Petersen Gerald A Earth auger construction
US3422915A (en) * 1967-06-30 1969-01-21 James P Watts Drilling auger and cutting tooth therefor
US3672455A (en) * 1970-04-14 1972-06-27 Tarton Ind Inc Drag bits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476737A1 (en) * 1980-02-25 1981-08-28 Pellicer Carlos F Auger for boring stony ground - has spaced teeth on pointed base to commence bore before helical part is operating

Also Published As

Publication number Publication date
IT1001892B (en) 1976-04-30
CA992533A (en) 1976-07-06
ZA738875B (en) 1974-10-30
GB1433556A (en) 1976-04-28
ES421061A1 (en) 1976-05-01
US3794129A (en) 1974-02-26
FR2209039B1 (en) 1981-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse