ATA120078A - Drehbohrkrone fuer erd- und gesteinsformationen - Google Patents

Drehbohrkrone fuer erd- und gesteinsformationen

Info

Publication number
ATA120078A
ATA120078A AT120078A AT120078A ATA120078A AT A120078 A ATA120078 A AT A120078A AT 120078 A AT120078 A AT 120078A AT 120078 A AT120078 A AT 120078A AT A120078 A ATA120078 A AT A120078A
Authority
AT
Austria
Prior art keywords
earth
drill bit
rotary drill
rock information
rock
Prior art date
Application number
AT120078A
Other languages
English (en)
Other versions
AT375731B (de
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
Publication of ATA120078A publication Critical patent/ATA120078A/de
Application granted granted Critical
Publication of AT375731B publication Critical patent/AT375731B/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
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/28—Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes
    • 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
    • E21B10/26—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
    • E21B10/327—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 the cutter being pivoted about a longitudinal axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Paleontology (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
AT0120078A 1977-03-02 1978-02-20 Drehbohrkrone fuer erd- und gesteinsformationen AT375731B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2709030A DE2709030C2 (de) 1977-03-02 1977-03-02 Drehbohrkrone mit Schwenkflügeln

Publications (2)

Publication Number Publication Date
ATA120078A true ATA120078A (de) 1979-07-15
AT375731B AT375731B (de) 1984-09-10

Family

ID=6002585

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0120078A AT375731B (de) 1977-03-02 1978-02-20 Drehbohrkrone fuer erd- und gesteinsformationen

Country Status (6)

Country Link
US (1) US4193462A (de)
AT (1) AT375731B (de)
CH (1) CH626685A5 (de)
DE (1) DE2709030C2 (de)
FR (1) FR2382547A1 (de)
GB (1) GB1588551A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES8102625A1 (es) * 1980-02-25 1980-12-01 Pellicer Carlos F Perfeccionamientos en las herramientas para perforar mate- rias petreas
US4396076A (en) * 1981-04-27 1983-08-02 Hachiro Inoue Under-reaming pile bore excavator
US4488606A (en) * 1981-04-27 1984-12-18 Hachiro Inoue Method of excavating an under-reamed pile bore
US4494613A (en) * 1982-03-11 1985-01-22 Kabushiki Kaisha Komatsu Seisakusho Method and apparatus for driving hollow piles into the ground
US4448270A (en) * 1982-05-10 1984-05-15 Hughes Tool Company Variable diameter earth boring bit
AU634150B2 (en) * 1988-08-29 1993-02-18 Catawa Pty Ltd Drills for piles and soil stabilization
FR2648839B1 (fr) * 1989-06-21 1993-11-12 Louis Raymond Pieux de fondation, procedes, outils et machines pour la construction desdits pieux
US5067570A (en) * 1990-08-31 1991-11-26 Gilcrease John T Auger and retaining shell assembly
GB9620251D0 (en) * 1996-09-26 1996-11-13 Cementation Piling & Found Bearing capacity enhancement for piling applications
DE19923748A1 (de) * 1999-05-25 1999-12-02 Bartsch Ralf Bohrschnecke für Erdbohrungen
US6216803B1 (en) 1999-06-23 2001-04-17 The Charles Machine Works, Inc. Anchor assembly
FR2889241B1 (fr) * 2005-07-28 2013-05-17 Cie Du Sol Tariere a ergot mobile
ATE480670T1 (de) * 2005-07-28 2010-09-15 Soletanche Freyssinet Bohrschnecke
ATE411447T1 (de) * 2006-08-23 2008-10-15 Bauer Maschinen Gmbh Verfahren und vorrichtung zum erstellen einer bohrung im boden
ITTO20120405A1 (it) 2012-05-07 2013-11-08 Soilmec Spa Punta di scavo per un'elica di un assieme di scavo di terreno, in particolare per la realizzazione di pali escavati, e procedimento di perforazione che utilizza tale punta.
CN107747472B (zh) * 2017-10-21 2019-04-12 南京鼓楼基础工程有限责任公司 一种可变直径挖桩设备
NL2020381B1 (en) * 2018-02-06 2019-08-14 Ihc Holland Ie Bv A pile installing system and a method of operating the system
WO2021156314A1 (en) * 2020-02-03 2021-08-12 A Hansson Holding Ab Piledriver modules, adaptive pile driver system and corresponding method
CN111264130A (zh) * 2020-03-09 2020-06-12 永新县果业局 一种水果树的种植装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1116154A (en) * 1913-03-26 1914-11-03 William G Stowers Post-hole digger.
US1779575A (en) * 1927-11-21 1930-10-28 Wilson Emmett Underreamer
US2112228A (en) * 1936-09-03 1938-03-29 Union Switch & Signal Co Signaling apparatus
DE697025C (de) * 1939-05-26 1940-10-04 Willy Jaeschke Bauunternehmung Vorrichtung zum Absenken von Rohren, insbesondere Betonrohren
DE843082C (de) * 1942-06-10 1952-09-29 Bade & Co Gmbh Vorrichtung zum Mitfuehren einer Futterrohrtour beim Bohren mittels Bohrgreifer
DE972007C (de) * 1953-03-22 1959-05-06 Andreas Stihl Erdbohrer
DE971810C (de) * 1953-03-22 1959-04-02 Andreas Stihl Erdbohrer
US2838285A (en) * 1953-12-02 1958-06-10 Standard Steel Works Inc Auger bit
US2863640A (en) * 1955-11-18 1958-12-09 Gerald A M Petersen Offset boring head for auger
US2990896A (en) * 1957-06-13 1961-07-04 Charles W Kandle Wing collar drill
US3032128A (en) * 1959-11-10 1962-05-01 Case Foundation Company Belling tools
US3385383A (en) * 1966-08-15 1968-05-28 Petersen Gerald A Expanding boring head for earth auger
US3508622A (en) * 1968-05-13 1970-04-28 Pengo Corp Adjustable boring head for earth augers
US3693734A (en) * 1970-10-30 1972-09-26 Richmond Mfg Co Boring auger for horizontal earth boring machine
US3821993A (en) * 1971-09-07 1974-07-02 Kennametal Inc Auger arrangement
US3734214A (en) * 1971-09-24 1973-05-22 Pengo Corp Head for horizontal boring
DE2530531C2 (de) * 1975-07-09 1984-05-03 Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter Drehbohrwerkzeug für Erdbohrmaschinen

Also Published As

Publication number Publication date
FR2382547A1 (fr) 1978-09-29
AT375731B (de) 1984-09-10
DE2709030A1 (de) 1978-09-07
CH626685A5 (de) 1981-11-30
GB1588551A (en) 1981-04-23
DE2709030C2 (de) 1985-05-15
FR2382547B1 (de) 1983-11-04
US4193462A (en) 1980-03-18

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties