DE59906619D1 - Bohrwerkzeug - Google Patents

Bohrwerkzeug

Info

Publication number
DE59906619D1
DE59906619D1 DE59906619T DE59906619T DE59906619D1 DE 59906619 D1 DE59906619 D1 DE 59906619D1 DE 59906619 T DE59906619 T DE 59906619T DE 59906619 T DE59906619 T DE 59906619T DE 59906619 D1 DE59906619 D1 DE 59906619D1
Authority
DE
Germany
Prior art keywords
axis
drilling
central region
region
spiral
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 - Lifetime
Application number
DE59906619T
Other languages
English (en)
Inventor
Reinhard Reich
Werner Josef Dipl I Harthauser
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.)
Bauer Maschinen GmbH
Original Assignee
Bauer Maschinen GmbH
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 Bauer Maschinen GmbH filed Critical Bauer Maschinen GmbH
Application granted granted Critical
Publication of DE59906619D1 publication Critical patent/DE59906619D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Saccharide Compounds (AREA)
  • Drilling Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling And Boring (AREA)
  • Steroid Compounds (AREA)
  • Surgical Instruments (AREA)
DE59906619T 1998-02-02 1999-01-07 Bohrwerkzeug Expired - Lifetime DE59906619D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29801700U DE29801700U1 (de) 1998-02-02 1998-02-02 Bohrwerkzeug

Publications (1)

Publication Number Publication Date
DE59906619D1 true DE59906619D1 (de) 2003-09-25

Family

ID=8052069

Family Applications (2)

Application Number Title Priority Date Filing Date
DE29801700U Expired - Lifetime DE29801700U1 (de) 1998-02-02 1998-02-02 Bohrwerkzeug
DE59906619T Expired - Lifetime DE59906619D1 (de) 1998-02-02 1999-01-07 Bohrwerkzeug

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE29801700U Expired - Lifetime DE29801700U1 (de) 1998-02-02 1998-02-02 Bohrwerkzeug

Country Status (4)

Country Link
EP (1) EP0933497B1 (de)
AT (1) ATE247765T1 (de)
DE (2) DE29801700U1 (de)
ES (1) ES2205605T3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014111500A1 (de) 2014-08-12 2016-02-18 Bauer Maschinen Gmbh Kernbohrwerkzeug und Verfahren zum Gesteinsbohren

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1512841A (en) * 1921-11-29 1924-10-21 William F Greiner Coal drill
US3095051A (en) * 1961-11-24 1963-06-25 Raymond Concrete Pile Co Earth boring auger and sampler
DE3422541A1 (de) * 1984-06-18 1985-12-19 Westfälische Berggewerkschaftskasse, 4630 Bochum Verfahren und vorrichtung zur gewinnung von oertlich und zeitlich bestimmbaren proben einer geologischen formation

Also Published As

Publication number Publication date
EP0933497B1 (de) 2003-08-20
ES2205605T3 (es) 2004-05-01
ATE247765T1 (de) 2003-09-15
DE29801700U1 (de) 1998-03-26
EP0933497A2 (de) 1999-08-04
EP0933497A3 (de) 2000-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition