CH533758A - Bohrstangenverbindung - Google Patents

Bohrstangenverbindung

Info

Publication number
CH533758A
CH533758A CH23472A CH23472A CH533758A CH 533758 A CH533758 A CH 533758A CH 23472 A CH23472 A CH 23472A CH 23472 A CH23472 A CH 23472A CH 533758 A CH533758 A CH 533758A
Authority
CH
Switzerland
Prior art keywords
boring bar
bar connection
connection
boring
bar
Prior art date
Application number
CH23472A
Other languages
English (en)
Inventor
Lennart Johansson Ernst
Gosta Lumen Karl Lennart
Original Assignee
Sandvikens Jernverks 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 Sandvikens Jernverks Ab filed Critical Sandvikens Jernverks Ab
Publication of CH533758A publication Critical patent/CH533758A/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
    • 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)
CH23472A 1971-01-07 1972-01-07 Bohrstangenverbindung CH533758A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH533758A true CH533758A (de) 1973-02-15

Family

ID=22301119

Family Applications (1)

Application Number Title Priority Date Filing Date
CH23472A CH533758A (de) 1971-01-07 1972-01-07 Bohrstangenverbindung

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 (6)

* 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
CN114622835B (zh) * 2022-03-04 2024-09-20 贵州捷盛钻具股份有限公司 一种应用于凿岩机的钎杆组件及凿岩钎具

Also Published As

Publication number Publication date
IT944656B (it) 1973-04-20
DE2200514B2 (de) 1973-04-19
ES398631A1 (es) 1975-05-16
FR2121657A1 (de) 1972-08-25
JPS554912B1 (de) 1980-02-01
NO134763C (de) 1976-12-08
DE2200514A1 (de) 1972-07-20
SE388240B (sv) 1976-09-27
ZA718696B (en) 1972-09-27
BR7200085D0 (pt) 1973-05-10
DE2200514C3 (de) 1973-11-08
CA938118A (en) 1973-12-11
AU3757072A (en) 1973-07-05
FI59848C (fi) 1981-10-12
FR2121657B1 (de) 1974-06-21
NO134763B (de) 1976-08-30
FI59848B (fi) 1981-06-30
AU467200B2 (en) 1975-11-27
GB1367711A (en) 1974-09-18
AT313828B (de) 1974-03-11

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: SANTRADE LIMITED

PL Patent ceased