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
Links
- 238000005553 drilling Methods 0.000 claims 2
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)
- 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.
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)
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 |
-
0
- DE DENDAT97706D patent/DE97706C/de active Active
Cited By (8)
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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