ES398631A1 - Perfeccionamientos introducidos en dispositivos de acopla- miento de barras de perforacion. - Google Patents

Perfeccionamientos introducidos en dispositivos de acopla- miento de barras de perforacion.

Info

Publication number
ES398631A1
ES398631A1 ES398631A ES398631A ES398631A1 ES 398631 A1 ES398631 A1 ES 398631A1 ES 398631 A ES398631 A ES 398631A ES 398631 A ES398631 A ES 398631A ES 398631 A1 ES398631 A1 ES 398631A1
Authority
ES
Spain
Prior art keywords
bar
tapered
threads
sleeve
sets
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
Application number
ES398631A
Other languages
English (en)
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.)
Sandvik AB
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 ES398631A1 publication Critical patent/ES398631A1/es
Expired 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
    • 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)
  • Pens And Brushes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Brushes (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
ES398631A 1971-01-07 1972-01-05 Perfeccionamientos introducidos en dispositivos de acopla- miento de barras de perforacion. Expired ES398631A1 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES398631A1 true ES398631A1 (es) 1975-05-16

Family

ID=22301119

Family Applications (1)

Application Number Title Priority Date Filing Date
ES398631A Expired ES398631A1 (es) 1971-01-07 1972-01-05 Perfeccionamientos introducidos en dispositivos de acopla- miento de barras de perforacion.

Country Status (15)

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

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
ATE266248T1 (de) 2000-03-16 2004-05-15 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
BR7200085D0 (pt) 1973-05-10
AU3757072A (en) 1973-07-05
FR2121657B1 (es) 1974-06-21
FI59848C (fi) 1981-10-12
CH533758A (de) 1973-02-15
GB1367711A (en) 1974-09-18
NO134763B (es) 1976-08-30
DE2200514C3 (de) 1973-11-08
IT944656B (it) 1973-04-20
CA938118A (en) 1973-12-11
FI59848B (fi) 1981-06-30
DE2200514B2 (de) 1973-04-19
SE388240B (sv) 1976-09-27
ZA718696B (en) 1972-09-27
DE2200514A1 (de) 1972-07-20
AT313828B (de) 1974-03-11
FR2121657A1 (es) 1972-08-25
NO134763C (es) 1976-12-08
JPS554912B1 (es) 1980-02-01
AU467200B2 (en) 1975-11-27

Similar Documents

Publication Publication Date Title
SE8803996D0 (sv) Roerkoppling
ES195338U (es) Un dispositivo formador de un fileteado.
ES398631A1 (es) Perfeccionamientos introducidos en dispositivos de acopla- miento de barras de perforacion.
ES214833U (es) Taco expansible.
ES354935A1 (es) Perfeccionamientos en los remaches fileteados.
JPS55139519A (en) Structure of coupling for duplex shaft
GB1282309A (en) Reinforcing bars for concrete
GB723181A (en) Improvements in couplings for tubes or rods
ES272781U (es) Casquillo expansible para construccion.
ES224954U (es) Nueva tuerca ciega.
ES194181U (es) Una disposicion de manga de caucho.
GB1362292A (en) Rock drills
JPS5645229A (en) Forming method for taper pipe provided with plural longitudinal groove at inner surface of pipe end
JPS5330491A (en) Massive catalyst body
FR984463A (fr) Douille à section intérieure régulièrement divisée, en particulier pour clé de serrage
ES306310A1 (es) Perfeccionamientos en los pernos de expansiën autofijables
FR2389034A1 (fr) Ecrou filete partage en deux moities en direction axiale
ES371791A1 (es) Metodo y dispositivo para la fabricacion de un tubo plasti-co transversal o helicoidalmente ranurado, con una pared in-terna lisa.
BR6911028D0 (pt) Processo para a preparacao de 1,4-dioxidos de quinoxalina de efeito bacteriostatico
ES151211U (es) Terminal perfeccionado para ejes.
JPS53109065A (en) Axial shrinkage fit method for parts
ES172114U (es) Perno perfeccionado para un manguito
CA778351A (en) 3,12-DIOXO 17.alpha.-20,20-21BIS-METHYLENEDIOXY C-HOMO .DELTA.9,11 5.beta.-PREGNENE ET LE 3-ETHYLENE-CETAL CORRESPONDANT, AINSI QUE LEUR PROCEDE DE FABRICATION
IT1143626B (it) Processo per la fabbricazione di (13,5 dimetossi 4 idrossi) 2 monometilamminoetanolo,farmaco ad azione ipertensiva
BR6913682D0 (pt) Processo aperfeicoado para fabricar tubos sem costura de pequeno diametro