ATE247765T1 - Bohrwerkzeug - Google Patents

Bohrwerkzeug

Info

Publication number
ATE247765T1
ATE247765T1 AT99100208T AT99100208T ATE247765T1 AT E247765 T1 ATE247765 T1 AT E247765T1 AT 99100208 T AT99100208 T AT 99100208T AT 99100208 T AT99100208 T AT 99100208T AT E247765 T1 ATE247765 T1 AT E247765T1
Authority
AT
Austria
Prior art keywords
axis
drilling
central region
region
spiral
Prior art date
Application number
AT99100208T
Other languages
German (de)
English (en)
Inventor
Reinhard Reich
Werner Josef Dipl I Harthauser
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 ATE247765T1 publication Critical patent/ATE247765T1/de

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)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Surgical Instruments (AREA)
  • Saccharide Compounds (AREA)
  • Steroid Compounds (AREA)
  • Drilling Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling And Boring (AREA)
AT99100208T 1998-02-02 1999-01-07 Bohrwerkzeug ATE247765T1 (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
ATE247765T1 true ATE247765T1 (de) 2003-09-15

Family

ID=8052069

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99100208T ATE247765T1 (de) 1998-02-02 1999-01-07 Bohrwerkzeug

Country Status (4)

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

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
EP0933497A2 (fr) 1999-08-04
DE29801700U1 (de) 1998-03-26
DE59906619D1 (de) 2003-09-25
EP0933497B1 (fr) 2003-08-20
EP0933497A3 (fr) 2000-07-12
ES2205605T3 (es) 2004-05-01

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