IT1130805B - DRILLING DEVICE - Google Patents

DRILLING DEVICE

Info

Publication number
IT1130805B
IT1130805B IT67637/80A IT6763780A IT1130805B IT 1130805 B IT1130805 B IT 1130805B IT 67637/80 A IT67637/80 A IT 67637/80A IT 6763780 A IT6763780 A IT 6763780A IT 1130805 B IT1130805 B IT 1130805B
Authority
IT
Italy
Prior art keywords
drilling device
drilling
Prior art date
Application number
IT67637/80A
Other languages
Italian (it)
Other versions
IT8067637A0 (en
Inventor
Werner Mager
Original Assignee
Salzgitter Masch & Anlagen
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 Salzgitter Masch & Anlagen filed Critical Salzgitter Masch & Anlagen
Publication of IT8067637A0 publication Critical patent/IT8067637A0/en
Application granted granted Critical
Publication of IT1130805B publication Critical patent/IT1130805B/en

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/18—Anchoring or feeding in the borehole

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
IT67637/80A 1979-05-18 1980-04-23 DRILLING DEVICE IT1130805B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792920049 DE2920049A1 (en) 1979-05-18 1979-05-18 DRILLING DEVICE FOR EARTH DRILLING

Publications (2)

Publication Number Publication Date
IT8067637A0 IT8067637A0 (en) 1980-04-23
IT1130805B true IT1130805B (en) 1986-06-18

Family

ID=6071028

Family Applications (2)

Application Number Title Priority Date Filing Date
IT67637/80A IT1130805B (en) 1979-05-18 1980-04-23 DRILLING DEVICE
IT8053155U IT8053155V0 (en) 1979-05-18 1980-04-23 DRILLING DEVICE

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT8053155U IT8053155V0 (en) 1979-05-18 1980-04-23 DRILLING DEVICE

Country Status (5)

Country Link
JP (1) JPS5816436B2 (en)
DE (1) DE2920049A1 (en)
FR (1) FR2456830A1 (en)
GB (1) GB2048339B (en)
IT (2) IT1130805B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO179261C (en) * 1992-12-16 1996-09-04 Rogalandsforskning Device for drilling holes in the earth's crust, especially for drilling oil wells
SE501283C2 (en) * 1993-05-06 1995-01-09 Lars Sterner rock Drill
SE508950C2 (en) * 1993-12-29 1998-11-16 Lars Liw Steering tool for rock drilling
US6464003B2 (en) 2000-05-18 2002-10-15 Western Well Tool, Inc. Gripper assembly for downhole tractors
US6286614B1 (en) * 2000-03-27 2001-09-11 Halliburton Energy Services, Inc. Motion compensator for drilling from a floater
US8245796B2 (en) 2000-12-01 2012-08-21 Wwt International, Inc. Tractor with improved valve system
FR2832454B1 (en) * 2001-11-20 2004-07-09 Cie Du Sol VERTICAL WELL DRILLING EQUIPMENT
DE10336315A1 (en) * 2003-08-07 2005-03-03 Helmut Hross Vertical drill, to form a borehole for filling with concrete as a load-bearing pile/ground anchor, has a drill head suspended from a crane with a support system against the borehole wall
US7392859B2 (en) 2004-03-17 2008-07-01 Western Well Tool, Inc. Roller link toggle gripper and downhole tractor
US7624808B2 (en) 2006-03-13 2009-12-01 Western Well Tool, Inc. Expandable ramp gripper
CA2669151C (en) 2006-11-14 2013-05-14 Rudolph Ernst Krueger V Variable linkage assisted gripper
US8485278B2 (en) 2009-09-29 2013-07-16 Wwt International, Inc. Methods and apparatuses for inhibiting rotational misalignment of assemblies in expandable well tools
US9447648B2 (en) 2011-10-28 2016-09-20 Wwt North America Holdings, Inc High expansion or dual link gripper
US9488020B2 (en) 2014-01-27 2016-11-08 Wwt North America Holdings, Inc. Eccentric linkage gripper

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2946578A (en) * 1952-08-04 1960-07-26 Smaele Albert De Excavator apparatus having stepper type advancing means
FR1354032A (en) * 1963-04-26 1964-02-28 Drilling device
US3376942A (en) * 1965-07-13 1968-04-09 Baker Oil Tools Inc Large hole vertical drilling apparatus
US3422631A (en) * 1966-11-16 1969-01-21 Daniel Silverman Method and apparatus for driving and lining an underground conduit
FR1589717A (en) * 1968-09-04 1970-04-06
FR1591323A (en) * 1968-11-07 1970-04-27
AR207479A1 (en) * 1974-07-29 1976-10-08 Edenvale Eng Works IMPROVEMENTS IN DRILLING MACHINES
US3942595A (en) * 1974-11-14 1976-03-09 Boris Vasilievich Sudnishnikov Self-propelled percussive machine for boring holes
US4095655A (en) * 1975-10-14 1978-06-20 Still William L Earth penetration
US3978930A (en) * 1975-11-14 1976-09-07 Continental Oil Company Earth drilling mechanisms
DE2734185C2 (en) * 1977-07-29 1983-02-10 Stahl- Und Apparatebau Hans Leffer Gmbh, 6602 Dudweiler Plant for drilling a borehole for pile foundations

Also Published As

Publication number Publication date
IT8053155V0 (en) 1980-04-23
FR2456830B1 (en) 1983-05-06
JPS55155893A (en) 1980-12-04
GB2048339A (en) 1980-12-10
FR2456830A1 (en) 1980-12-12
JPS5816436B2 (en) 1983-03-31
DE2920049A1 (en) 1981-02-12
IT8067637A0 (en) 1980-04-23
GB2048339B (en) 1983-03-16

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