NO134763B - - Google Patents

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Info

Publication number
NO134763B
NO134763B NO714871A NO487171A NO134763B NO 134763 B NO134763 B NO 134763B NO 714871 A NO714871 A NO 714871A NO 487171 A NO487171 A NO 487171A NO 134763 B NO134763 B NO 134763B
Authority
NO
Norway
Prior art keywords
rod
sleeve
threaded
rods
threads
Prior art date
Application number
NO714871A
Other languages
English (en)
Norwegian (no)
Other versions
NO134763C (de
Inventor
E L Johansson
K L G Lumen
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 NO134763B publication Critical patent/NO134763B/no
Publication of NO134763C publication Critical patent/NO134763C/no

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
    • 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)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Pens And Brushes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Brushes (AREA)
NO714871A 1971-01-07 1971-12-28 NO134763C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10456071A 1971-01-07 1971-01-07

Publications (2)

Publication Number Publication Date
NO134763B true NO134763B (de) 1976-08-30
NO134763C NO134763C (de) 1976-12-08

Family

ID=22301119

Family Applications (1)

Application Number Title Priority Date Filing Date
NO714871A NO134763C (de) 1971-01-07 1971-12-28

Country Status (15)

Country Link
JP (1) JPS554912B1 (de)
AT (1) AT313828B (de)
AU (1) AU467200B2 (de)
BR (1) BR7200085D0 (de)
CA (1) CA938118A (de)
CH (1) CH533758A (de)
DE (1) DE2200514C3 (de)
ES (1) ES398631A1 (de)
FI (1) FI59848C (de)
FR (1) FR2121657B1 (de)
GB (1) GB1367711A (de)
IT (1) IT944656B (de)
NO (1) NO134763C (de)
SE (1) SE388240B (de)
ZA (1) ZA718696B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8522797D0 (en) * 1985-09-14 1985-10-16 Davidson R Tow bar
DE19541163A1 (de) * 1995-11-04 1997-05-07 Hawera Probst Kg Hartmetall Bohrwerkzeug, insbesondere zur Bearbeitung von Gestein
DE50006322D1 (de) 2000-03-16 2004-06-09 Naimer H L Schalter
AT505072B1 (de) 2007-04-13 2009-02-15 Alwag Tunnelausbau Gmbh Verfahren und vorrichtung zum sichern eines mit einem aussengewinde versehenen gegenstands
WO2010085829A2 (de) 2009-01-27 2010-08-05 Dywidag-Systems International Gmbh Vorrichtung zum koppeln von zwei rohrartigen elementen

Also Published As

Publication number Publication date
BR7200085D0 (pt) 1973-05-10
SE388240B (sv) 1976-09-27
FR2121657B1 (de) 1974-06-21
GB1367711A (en) 1974-09-18
AT313828B (de) 1974-03-11
FR2121657A1 (de) 1972-08-25
DE2200514B2 (de) 1973-04-19
AU3757072A (en) 1973-07-05
DE2200514C3 (de) 1973-11-08
FI59848C (fi) 1981-10-12
CA938118A (en) 1973-12-11
ZA718696B (en) 1972-09-27
AU467200B2 (en) 1975-11-27
DE2200514A1 (de) 1972-07-20
IT944656B (it) 1973-04-20
ES398631A1 (es) 1975-05-16
CH533758A (de) 1973-02-15
FI59848B (fi) 1981-06-30
NO134763C (de) 1976-12-08
JPS554912B1 (de) 1980-02-01

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