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BR8705494A - Haste de broca para furadeiras - Google Patents

Haste de broca para furadeiras

Info

Publication number
BR8705494A
BR8705494A BR8705494A BR8705494A BR8705494A BR 8705494 A BR8705494 A BR 8705494A BR 8705494 A BR8705494 A BR 8705494A BR 8705494 A BR8705494 A BR 8705494A BR 8705494 A BR8705494 A BR 8705494A
Authority
BR
Brazil
Prior art keywords
drills
drill rod
drill
rod
Prior art date
Application number
BR8705494A
Other languages
English (en)
Inventor
Lars-Gunnar Landell
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Publication of BR8705494A publication Critical patent/BR8705494A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
    • F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
BR8705494A 1986-10-15 1987-10-14 Haste de broca para furadeiras BR8705494A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8604373A SE460301B (sv) 1986-10-15 1986-10-15 Skarvstaang foer slaaende bergborrmaskin

Publications (1)

Publication Number Publication Date
BR8705494A true BR8705494A (pt) 1988-05-24

Family

ID=20365932

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8705494A BR8705494A (pt) 1986-10-15 1987-10-14 Haste de broca para furadeiras

Country Status (11)

Country Link
US (2) US4872515A (pt)
JP (1) JPH01102194A (pt)
AT (1) AT391915B (pt)
BR (1) BR8705494A (pt)
CA (1) CA1325421C (pt)
DE (2) DE8713642U1 (pt)
FI (1) FI87944C (pt)
GB (1) GB2195939B (pt)
IE (1) IE61106B1 (pt)
SE (1) SE460301B (pt)
ZA (1) ZA877538B (pt)

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SE515194C2 (sv) 2000-03-02 2001-06-25 Sandvik Ab Gängförband och bergborrelementför slående borrning
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US7410000B2 (en) 2001-01-17 2008-08-12 Enventure Global Technology, Llc. Mono-diameter wellbore casing
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US7775290B2 (en) 2003-04-17 2010-08-17 Enventure Global Technology, Llc Apparatus for radially expanding and plastically deforming a tubular member
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GB0130967D0 (en) * 2001-12-24 2002-02-13 Hunting Oilfield Services Ltd Anti galling threaded joint
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WO2004027786A2 (en) 2002-09-20 2004-04-01 Enventure Global Technology Protective sleeve for expandable tubulars
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WO2004018824A2 (en) 2002-08-23 2004-03-04 Enventure Global Technology Magnetic impulse applied sleeve method of forming a wellbore casing
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EP1972752A2 (en) 2002-04-12 2008-09-24 Enventure Global Technology Protective sleeve for threated connections for expandable liner hanger
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US7862502B2 (en) 2006-10-20 2011-01-04 Ellipse Technologies, Inc. Method and apparatus for adjusting a gastrointestinal restriction device
US8057472B2 (en) 2007-10-30 2011-11-15 Ellipse Technologies, Inc. Skeletal manipulation method
US11202707B2 (en) 2008-03-25 2021-12-21 Nuvasive Specialized Orthopedics, Inc. Adjustable implant system
US11241257B2 (en) 2008-10-13 2022-02-08 Nuvasive Specialized Orthopedics, Inc. Spinal distraction system
US8382756B2 (en) 2008-11-10 2013-02-26 Ellipse Technologies, Inc. External adjustment device for distraction device
US8197490B2 (en) 2009-02-23 2012-06-12 Ellipse Technologies, Inc. Non-invasive adjustable distraction system
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US10743794B2 (en) 2011-10-04 2020-08-18 Nuvasive Specialized Orthopedics, Inc. Devices and methods for non-invasive implant length sensing
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US9801734B1 (en) 2013-08-09 2017-10-31 Nuvasive, Inc. Lordotic expandable interbody implant
US10751094B2 (en) 2013-10-10 2020-08-25 Nuvasive Specialized Orthopedics, Inc. Adjustable spinal implant
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BR112018015504A2 (pt) 2016-01-28 2018-12-18 Nuvasive Specialized Orthopedics, Inc. sistemas para transporte ósseo
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US10926389B2 (en) * 2018-07-31 2021-02-23 Chung-Heng Lee Powder-actuated tool
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Also Published As

Publication number Publication date
CA1325421C (en) 1993-12-21
GB8724174D0 (en) 1987-11-18
IE872759L (en) 1988-04-15
ZA877538B (en) 1988-06-29
FI87944C (fi) 1993-03-10
FI874532A0 (fi) 1987-10-14
JPH01102194A (ja) 1989-04-19
GB2195939A (en) 1988-04-20
SE8604373D0 (sv) 1986-10-15
DE3734354A1 (de) 1988-04-21
US4872515A (en) 1989-10-10
AT391915B (de) 1990-12-27
DE8713642U1 (de) 1988-04-28
ATA267287A (de) 1990-06-15
DE3734354C2 (de) 1998-07-16
SE8604373L (sv) 1988-04-16
US5064004A (en) 1991-11-12
FI874532L (fi) 1988-04-16
FI87944B (fi) 1992-11-30
SE460301B (sv) 1989-09-25
GB2195939B (en) 1990-11-07
IE61106B1 (en) 1994-10-05

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 14/10/2002