DE97706C - - Google Patents

Info

Publication number
DE97706C
DE97706C DENDAT97706D DE97706DA DE97706C DE 97706 C DE97706 C DE 97706C DE NDAT97706 D DENDAT97706 D DE NDAT97706D DE 97706D A DE97706D A DE 97706DA DE 97706 C DE97706 C DE 97706C
Authority
DE
Germany
Prior art keywords
drill
rod
drilling
picked
slides
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.)
Active
Application number
DENDAT97706D
Other languages
English (en)
Publication of DE97706C publication Critical patent/DE97706C/de
Active 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • 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
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Description

Hierzu r Blatt Zeichnungen.
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.

Claims (1)

  1. Patent-Anspruch:
    Tief bohrer, dessen Bohrer (B) unabhängig vom Gestänge aufgeholt werden kann, dadurch gekennzeichnet, dafs der Bohrer (B). mittels einer Führungshülse (A) auf dem Gestänge gleitet und in der Arbeitsstellung bei drehendem Bohren durch einen Vierkant oder dergl. mitgenommen wird , während bei stofsendem Bohren die Bewegung durch ein besonderes Gestänge (d) bewirkt wird.
DENDAT97706D Active DE97706C (de)

Publications (1)

Publication Number Publication Date
DE97706C true DE97706C (de)

Family

ID=368731

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT97706D Active DE97706C (de)

Country Status (1)

Country Link
DE (1) DE97706C (de)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010475B (de) * 1956-04-27 1957-06-19 Steinkohlenbergwerk Hannover H Drehende Vorrichtung zur Herstellung von Schaechten
EP0050954A1 (de) * 1980-10-23 1982-05-05 Cementation Research Limited Tiefbohrer
WO1998032951A3 (de) * 1997-01-28 1998-10-01 Wirth Co Kg Masch Bohr Verfahren und vorrichtung zum niederbringen von bohrlöchern, insbesondere in den meeresbodem, durch anwendung einer führungsspitze
FR2788557A1 (fr) * 1999-01-15 2000-07-21 Pierre Devaux Procede et installation de forage mecanique a tirant precontraint
WO2002099243A1 (en) * 2001-06-04 2002-12-12 High Mead Developments Limited Apparatus and method for rotary bored drilling
US7889036B2 (en) 2005-03-09 2011-02-15 Joachim Fiedler Magnetic holding device
US11951468B2 (en) 2018-03-16 2024-04-09 Eppendorf Se Laboratory cabinet device for storing laboratory samples, comprising a magnetic closure

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010475B (de) * 1956-04-27 1957-06-19 Steinkohlenbergwerk Hannover H Drehende Vorrichtung zur Herstellung von Schaechten
EP0050954A1 (de) * 1980-10-23 1982-05-05 Cementation Research Limited Tiefbohrer
WO1998032951A3 (de) * 1997-01-28 1998-10-01 Wirth Co Kg Masch Bohr Verfahren und vorrichtung zum niederbringen von bohrlöchern, insbesondere in den meeresbodem, durch anwendung einer führungsspitze
FR2788557A1 (fr) * 1999-01-15 2000-07-21 Pierre Devaux Procede et installation de forage mecanique a tirant precontraint
WO2002099243A1 (en) * 2001-06-04 2002-12-12 High Mead Developments Limited Apparatus and method for rotary bored drilling
GB2376248B (en) * 2001-06-04 2005-04-13 High Mead Developments Ltd Apparatus and method for rotary bored drilling
US7889036B2 (en) 2005-03-09 2011-02-15 Joachim Fiedler Magnetic holding device
US11951468B2 (en) 2018-03-16 2024-04-09 Eppendorf Se Laboratory cabinet device for storing laboratory samples, comprising a magnetic closure

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