ES2145309T3 - Acoplamiento roscado para elementos de trenes de tubos para la perforacion por percusion. - Google Patents

Acoplamiento roscado para elementos de trenes de tubos para la perforacion por percusion.

Info

Publication number
ES2145309T3
ES2145309T3 ES95938689T ES95938689T ES2145309T3 ES 2145309 T3 ES2145309 T3 ES 2145309T3 ES 95938689 T ES95938689 T ES 95938689T ES 95938689 T ES95938689 T ES 95938689T ES 2145309 T3 ES2145309 T3 ES 2145309T3
Authority
ES
Spain
Prior art keywords
pct
threaded coupling
date
contact surface
drill string
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 - Lifetime
Application number
ES95938689T
Other languages
English (en)
Inventor
Leif Nordfeldt
Karl-Axel Stjernstrom
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.)
Uniroc AB
Original Assignee
Uniroc 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 Uniroc AB filed Critical Uniroc AB
Application granted granted Critical
Publication of ES2145309T3 publication Critical patent/ES2145309T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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

Abstract

SE PRESENTA UN ACOPLAMIENTO ROSCADO PARA PERFORACIONES PERCUSIVAS. EL ACOPLAMIENTO ROSCADO COMPRENDE UN PRIMER ELEMENTO DE CADENA DE TUBOS ACOPLADOS DE PERFORACION (2) CON UNA ROSCA INTERNA (3) Y UN SEGUNDO ELEMENTO DE CADENA DE TUBOS ACOPLADOS DE PERFORACION (6) CON UNA ESPIGA (7) QUE ESTA PROVISTA DE UNA ROSCA EXTERNA (8) PARA COOPERAR CON LA ROSCA INTERNA (3). UNA SUPERFICIE DE CONTACTO (10) EN EL SEGUNDO ELEMENTO DE CADENA DE TUBOS ACOPLADOS DE PERFORACION (6) ESTA REVESTIDA CON UN MATERIAL ADICIONAL RESISTENTE AL DESGASTE QUE CUBRE ENTRE UN 50% Y UN 100%, PREFERIBLEMENTE ENTRE UN 50% Y UN 90%, DE LA SUPERFICIE DE CONTACTO. EL MATERIAL RESISTENTE AL DESGASTE ES PREFERIBLEMENTE ESTELITA QUE HA SIDO APLICADA POR MEDIO DE SOLDADURA DE PLASMA O QUE ES UN ANILLO QUE HA SIDO SOLDADO EN LA SUPERFICIE DE CONTACTO.
ES95938689T 1994-11-23 1995-11-21 Acoplamiento roscado para elementos de trenes de tubos para la perforacion por percusion. Expired - Lifetime ES2145309T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9404051A SE506695C2 (sv) 1994-11-23 1994-11-23 Gängskarv för slående borrning

Publications (1)

Publication Number Publication Date
ES2145309T3 true ES2145309T3 (es) 2000-07-01

Family

ID=20396077

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95938689T Expired - Lifetime ES2145309T3 (es) 1994-11-23 1995-11-21 Acoplamiento roscado para elementos de trenes de tubos para la perforacion por percusion.

Country Status (11)

Country Link
US (1) US5785360A (es)
EP (1) EP0793764B1 (es)
AT (1) ATE190694T1 (es)
AU (1) AU688998B2 (es)
CA (1) CA2205902C (es)
DE (1) DE69515686T2 (es)
ES (1) ES2145309T3 (es)
FI (1) FI107825B (es)
RU (1) RU2155852C2 (es)
SE (1) SE506695C2 (es)
WO (1) WO1996016246A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE515518C2 (sv) * 1998-09-28 2001-08-20 Uniroc Ab Gängförband för borrsträng för slående bergborrning
SE522221C2 (sv) * 2001-10-12 2004-01-27 Sandvik Ab Gängförband för slående bergborrning
SE520077C2 (sv) * 2002-06-27 2003-05-20 Sandvik Ab Handel, borrkrona och gängförband för slående bergborrning
SE525431C2 (sv) * 2003-02-24 2005-02-22 Sandvik Ab Handel för slående borrning
JP4954542B2 (ja) 2005-12-09 2012-06-20 三菱マテリアル株式会社 掘削ロッド、掘削ビット及び掘削工具
SE531459C2 (sv) 2006-05-17 2009-04-14 Sandvik Intellectual Property Hondel samt förfarande för tillverkning av hondelar
SE0702638L (sv) * 2007-11-21 2008-07-29 Sandvik Intellectual Property Slagborrkrona för bergborrning och förfarande för tillverkning av en dylik borrkrona
SE534450C2 (sv) 2009-07-01 2011-08-30 Atlas Copco Rock Drills Ab Anordning och metod för att skydda en bergborrmaskin mot korrosionsangrepp
SE535814C2 (sv) 2011-05-20 2013-01-02 Atlas Copco Secoroc Ab Gänganordning, gängförband samt borrsträngskomponent för slående bergborrning

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2052019A (en) * 1931-12-26 1936-08-25 Timken Roller Bearing Co Separable drill bit
US2772899A (en) * 1948-05-15 1956-12-04 Hughes Tool Co Threaded oil well drill stem connection with the threads having included crest angleof 90 degrees
FR984664A (fr) * 1948-05-15 1951-07-09 Hughes Tool Co Raccord à éléments filetés applicable notamment aux équipements de forage des puits
US3489445A (en) * 1967-10-18 1970-01-13 Archer W Kammerer Jr Threaded sucker rod joint
SE469602B (sv) * 1985-04-04 1993-08-02 Sandvik Ab Skarvgaenga foer slagborrning
SE8600199L (sv) * 1986-01-17 1987-07-18 Loevab Loef Och Oestlund Ab Borrverktyg
SE469603B (sv) * 1988-07-08 1993-08-02 Sandvik Ab Gaengfoerband
SE501356C2 (sv) * 1993-07-02 1995-01-23 Uniroc Ab Gängskarv för borrsträngselement för slående borrning

Also Published As

Publication number Publication date
RU2155852C2 (ru) 2000-09-10
FI107825B (fi) 2001-10-15
CA2205902A1 (en) 1996-05-30
FI972183A0 (fi) 1997-05-22
SE506695C2 (sv) 1998-02-02
DE69515686T2 (de) 2000-11-23
SE9404051D0 (sv) 1994-11-23
FI972183A (fi) 1997-05-22
DE69515686D1 (de) 2000-04-20
SE9404051L (sv) 1996-05-24
AU688998B2 (en) 1998-03-19
CA2205902C (en) 2005-08-09
WO1996016246A1 (en) 1996-05-30
EP0793764B1 (en) 2000-03-15
US5785360A (en) 1998-07-28
EP0793764A1 (en) 1997-09-10
ATE190694T1 (de) 2000-04-15
AU3997295A (en) 1996-06-17

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