ATE95889T1 - Schneidkrone fuer bohrrohre mit einfach auswechselbaren zaehnen. - Google Patents

Schneidkrone fuer bohrrohre mit einfach auswechselbaren zaehnen.

Info

Publication number
ATE95889T1
ATE95889T1 AT90125346T AT90125346T ATE95889T1 AT E95889 T1 ATE95889 T1 AT E95889T1 AT 90125346 T AT90125346 T AT 90125346T AT 90125346 T AT90125346 T AT 90125346T AT E95889 T1 ATE95889 T1 AT E95889T1
Authority
AT
Austria
Prior art keywords
teeth
cutting bit
drill tube
cutting
recesses
Prior art date
Application number
AT90125346T
Other languages
German (de)
English (en)
Inventor
Kurt Blaschke
Original Assignee
Leffer Stahl & App
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 Leffer Stahl & App filed Critical Leffer Stahl & App
Application granted granted Critical
Publication of ATE95889T1 publication Critical patent/ATE95889T1/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • E21B10/485—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type with inserts in form of chisels, blades or the like
    • 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

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)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
AT90125346T 1990-02-01 1990-12-22 Schneidkrone fuer bohrrohre mit einfach auswechselbaren zaehnen. ATE95889T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4002907A DE4002907A1 (de) 1990-02-01 1990-02-01 Schneidkrone fuer bohrrohre mit einfach auswechselbaren zaehnen
EP90125346A EP0439821B1 (de) 1990-02-01 1990-12-22 Schneidkrone für Bohrrohre mit einfach auswechselbaren Zähnen

Publications (1)

Publication Number Publication Date
ATE95889T1 true ATE95889T1 (de) 1993-10-15

Family

ID=6399180

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90125346T ATE95889T1 (de) 1990-02-01 1990-12-22 Schneidkrone fuer bohrrohre mit einfach auswechselbaren zaehnen.

Country Status (5)

Country Link
EP (1) EP0439821B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE95889T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE4002907A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK0439821T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2047236T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9206657U1 (de) * 1992-05-15 1993-09-16 Töpfer, Rainer, 28870 Ottersberg Rotationswerkzeug mit Hartmetalleinsätzen
DE29612342U1 (de) 1996-07-16 1996-09-12 Bauer Spezialtiefbau Gmbh, 86529 Schrobenhausen Progressivschnecken-Bohrer
DE20100550U1 (de) 2001-01-12 2001-04-19 Bauer Spezialtiefbau Gmbh, 86529 Schrobenhausen Schneidzahnanordnung
DE10205644B4 (de) * 2002-02-12 2006-03-02 Betek Bergbau- Und Hartmetalltechnik Karl-Heinz Simon Gmbh & Co. Kg Bohrwerkzeug
DE10205643C1 (de) 2002-02-12 2003-10-16 Betek Bergbau & Hartmetall Bohrkrone mit lösbaren Schneidzähnen
JP4211541B2 (ja) 2003-09-01 2009-01-21 ソニー株式会社 記録制御システム、記録予約処理方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE537686C (de) * 1930-08-14 1931-11-09 Haniel & Lueg Gmbh Drehbohrkrone mit nachstellbaren Messern
US3072205A (en) * 1960-02-26 1963-01-08 Salem Tool Co Auger reaming head
US3749449A (en) * 1971-10-13 1973-07-31 Cincinnati Mine Machinery Co Means for removably affixing cutter bit and lug assemblies to driven elements of a mining machine or the like
DE2349711A1 (de) * 1972-10-12 1974-05-02 Austin Hoy & Co Ltd Pickenhalterung fuer kutter fuer mineralische stoffe
DE2539707A1 (de) * 1975-09-06 1977-03-17 Marks & Co Fraeswalze
DE3637456A1 (de) * 1986-06-09 1988-05-11 Erich Wezel Hohlbohrkrone
GB8622605D0 (en) * 1986-09-19 1986-10-22 Wimet Mining Ltd Mineral cutting

Also Published As

Publication number Publication date
ES2047236T3 (es) 1994-02-16
DE4002907A1 (de) 1991-08-08
DE4002907C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-01-02
DK0439821T3 (da) 1994-03-07
EP0439821A1 (de) 1991-08-07
DE59003087D1 (de) 1993-11-18
EP0439821B1 (de) 1993-10-13

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