ES2086042T3 - Cabezal ensanchador. - Google Patents

Cabezal ensanchador.

Info

Publication number
ES2086042T3
ES2086042T3 ES92117188T ES92117188T ES2086042T3 ES 2086042 T3 ES2086042 T3 ES 2086042T3 ES 92117188 T ES92117188 T ES 92117188T ES 92117188 T ES92117188 T ES 92117188T ES 2086042 T3 ES2086042 T3 ES 2086042T3
Authority
ES
Spain
Prior art keywords
fixing device
head includes
folding
flaring
support shaft
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.)
Expired - Lifetime
Application number
ES92117188T
Other languages
English (en)
Spanish (es)
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.)
Flowtex Technologie Import Von Kabelverlegemaschinen GmbH
Original Assignee
Flowtex Technologie Import Von Kabelverlegemaschinen 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 Flowtex Technologie Import Von Kabelverlegemaschinen GmbH filed Critical Flowtex Technologie Import Von Kabelverlegemaschinen GmbH
Application granted granted Critical
Publication of ES2086042T3 publication Critical patent/ES2086042T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • 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)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Earth Drilling (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Paper (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
ES92117188T 1991-10-15 1992-10-08 Cabezal ensanchador. Expired - Lifetime ES2086042T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4134095A DE4134095C1 (enrdf_load_stackoverflow) 1991-10-15 1991-10-15

Publications (1)

Publication Number Publication Date
ES2086042T3 true ES2086042T3 (es) 1996-06-16

Family

ID=6442718

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92117188T Expired - Lifetime ES2086042T3 (es) 1991-10-15 1992-10-08 Cabezal ensanchador.

Country Status (5)

Country Link
EP (1) EP0537624B1 (enrdf_load_stackoverflow)
AT (1) ATE134416T1 (enrdf_load_stackoverflow)
DE (1) DE4134095C1 (enrdf_load_stackoverflow)
DK (1) DK0537624T3 (enrdf_load_stackoverflow)
ES (1) ES2086042T3 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4220430C2 (de) * 1992-06-24 1994-09-22 Tracto Technik Verfahren und Vorrichtung zum Herstellen einer Erdbohrung
DE4403040C2 (de) * 1994-01-28 1997-09-11 Schwarzloh Hans Peter Aufweitkopf zum Aufweiten einer Pilotbohrung im Lockergesteinsbereich
EP0718461A3 (de) * 1994-12-19 1998-04-29 FLOWTEX TECHNOLOGIE-IMPORT VON KABELVERLEGEMASCHINEN GmbH Vorrichtung und Verfahren zur Leitungsverlegung in stufengrabenartiger Anordnung
DE19523769C1 (de) * 1994-12-19 1996-08-08 Flowtex Technologie Import Von Vorrichtung und Verfahren zur Leitungsverlegung in stufengrabenartiger Anordnung
AT1296U1 (de) * 1995-12-22 1997-02-25 Rabmer Josef Verfahren und vorrichtung zum aufgrabungsfreien verlegen von rohrleitungen
DE19718527C2 (de) * 1997-05-02 2002-10-17 Tracto Technik Vorrichtung zum Aufweiten einer Erdbohrung
DE10144973B4 (de) * 2001-09-12 2004-02-05 Tracto-Technik Gmbh Flügelräumer, Verfahren zum Bohren mit einem Flügelräumer und seine Verwendung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1701427A (en) * 1927-02-23 1929-02-05 Bert Russell Rotary drilling and reaming tool organization
FR1427180A (fr) * 1964-12-22 1966-02-04 Lorraine Houilleres Procédé d'alésage et dispositif permettant sa mise en oeuvre
US3967689A (en) * 1974-09-25 1976-07-06 Tidril Corporation Reaming apparatus
US4402372A (en) * 1979-09-24 1983-09-06 Reading & Bates Construction Co. Apparatus for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein

Also Published As

Publication number Publication date
EP0537624B1 (de) 1996-02-21
ATE134416T1 (de) 1996-03-15
EP0537624A1 (de) 1993-04-21
DE4134095C1 (enrdf_load_stackoverflow) 1992-07-16
DK0537624T3 (da) 1996-07-08

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