EP0004674A2 - Trépan pour l'exécution de forages dans le sol et la roche - Google Patents

Trépan pour l'exécution de forages dans le sol et la roche Download PDF

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Publication number
EP0004674A2
EP0004674A2 EP79101061A EP79101061A EP0004674A2 EP 0004674 A2 EP0004674 A2 EP 0004674A2 EP 79101061 A EP79101061 A EP 79101061A EP 79101061 A EP79101061 A EP 79101061A EP 0004674 A2 EP0004674 A2 EP 0004674A2
Authority
EP
European Patent Office
Prior art keywords
drill bit
jaws
bit according
starting position
base body
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.)
Withdrawn
Application number
EP79101061A
Other languages
German (de)
English (en)
Other versions
EP0004674A3 (fr
Inventor
Josef Sulzer
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.)
Ferdinand Panzer GmbH
PANZER FERD GmbH
Original Assignee
Ferdinand Panzer GmbH
PANZER FERD 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 Ferdinand Panzer GmbH, PANZER FERD GmbH filed Critical Ferdinand Panzer GmbH
Publication of EP0004674A2 publication Critical patent/EP0004674A2/fr
Publication of EP0004674A3 publication Critical patent/EP0004674A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes

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)
  • Earth Drilling (AREA)
EP79101061A 1978-04-06 1979-04-06 Trépan pour l'exécution de forages dans le sol et la roche Withdrawn EP0004674A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT243578A AT354960B (de) 1978-04-06 1978-04-06 Bohrkrone fuer die herstellung von bohrungen in erdreich oder gestein
AT2435/78 1978-04-06

Publications (2)

Publication Number Publication Date
EP0004674A2 true EP0004674A2 (fr) 1979-10-17
EP0004674A3 EP0004674A3 (fr) 1979-10-31

Family

ID=3534299

Family Applications (1)

Application Number Title Priority Date Filing Date
EP79101061A Withdrawn EP0004674A3 (fr) 1978-04-06 1979-04-06 Trépan pour l'exécution de forages dans le sol et la roche

Country Status (2)

Country Link
EP (1) EP0004674A3 (fr)
AT (1) AT354960B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0358786A1 (fr) * 1988-09-13 1990-03-21 Ing. G. Klemm Bohrtechnik GmbH Dispositif de forage superposé

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014104516A1 (de) * 2014-03-31 2015-10-01 Sysbohr Gmbh - Bohrtechnik Für Den Spezialtiefbau Bohrkrone, insbesondere zum Überlagerungsbohren, sowie Bohrvorrichtung mit einer Bohrkrone

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3971C (de) * H. GÖTZE, Schlossermeister, in Neumünster in Holstein Erdbohrer
DE39674C (de) * A. FAUCK und E. HASENÖRL in Wien Freifallbohrer für Tiefbohrungen
FR505941A (fr) * 1918-11-12 1920-08-10 Chas L Stickney Perfectionnements aux dispositifs de forage
US1428774A (en) * 1921-09-19 1922-09-12 William R Gardner Fishtail bit
GB297285A (en) * 1928-03-02 1928-09-20 Colon Dev Co Improvements in well-boring apparatus
US1733452A (en) * 1926-12-13 1929-10-29 John W Doody Underreamer
GB540027A (en) * 1940-04-26 1941-10-02 Percy Cox Improvements in and relating to rock boring and like tools
US2397652A (en) * 1944-02-03 1946-04-02 Jr Woyman B Dunlap Underreamer
DE830033C (de) * 1950-01-15 1952-01-31 Guenther Fluegge Dr Ing Bohrmeissel
US2599167A (en) * 1946-02-23 1952-06-03 Dionisotti Joseph Scraping out device for mining boreholes
FR2171290A1 (fr) * 1972-02-10 1973-09-21 Atlas Copco Ab
FR2274780A1 (fr) * 1974-06-12 1976-01-09 Ugine Aciers Taillants a boutons pour perforation au rocher au moyen d'un marteau fond de trou a soufflage lateral

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3971C (de) * H. GÖTZE, Schlossermeister, in Neumünster in Holstein Erdbohrer
DE39674C (de) * A. FAUCK und E. HASENÖRL in Wien Freifallbohrer für Tiefbohrungen
FR505941A (fr) * 1918-11-12 1920-08-10 Chas L Stickney Perfectionnements aux dispositifs de forage
US1428774A (en) * 1921-09-19 1922-09-12 William R Gardner Fishtail bit
US1733452A (en) * 1926-12-13 1929-10-29 John W Doody Underreamer
GB297285A (en) * 1928-03-02 1928-09-20 Colon Dev Co Improvements in well-boring apparatus
GB540027A (en) * 1940-04-26 1941-10-02 Percy Cox Improvements in and relating to rock boring and like tools
US2397652A (en) * 1944-02-03 1946-04-02 Jr Woyman B Dunlap Underreamer
US2599167A (en) * 1946-02-23 1952-06-03 Dionisotti Joseph Scraping out device for mining boreholes
DE830033C (de) * 1950-01-15 1952-01-31 Guenther Fluegge Dr Ing Bohrmeissel
FR2171290A1 (fr) * 1972-02-10 1973-09-21 Atlas Copco Ab
FR2274780A1 (fr) * 1974-06-12 1976-01-09 Ugine Aciers Taillants a boutons pour perforation au rocher au moyen d'un marteau fond de trou a soufflage lateral

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0358786A1 (fr) * 1988-09-13 1990-03-21 Ing. G. Klemm Bohrtechnik GmbH Dispositif de forage superposé

Also Published As

Publication number Publication date
AT354960B (de) 1980-02-11
EP0004674A3 (fr) 1979-10-31
ATA243578A (de) 1979-07-15

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AK Designated contracting states

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18W Application withdrawn

Withdrawal date: 19810205

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SULZER,JOSEF