IN168972B - - Google Patents

Info

Publication number
IN168972B
IN168972B IN904/CAL/86A IN904CA1986A IN168972B IN 168972 B IN168972 B IN 168972B IN 904CA1986 A IN904CA1986 A IN 904CA1986A IN 168972 B IN168972 B IN 168972B
Authority
IN
India
Application number
IN904/CAL/86A
Other languages
English (en)
Inventor
Roy Leiand Dudman
Original Assignee
Dudman Roy L
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 Dudman Roy L filed Critical Dudman Roy L
Publication of IN168972B publication Critical patent/IN168972B/en

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
    • 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
    • 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
    • E21B17/16—Drill collars
IN904/CAL/86A 1986-09-19 1986-12-11 IN168972B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/909,164 US4760889A (en) 1986-09-19 1986-09-19 High bending strength ratio drill string components

Publications (1)

Publication Number Publication Date
IN168972B true IN168972B (de) 1991-08-03

Family

ID=25426738

Family Applications (1)

Application Number Title Priority Date Filing Date
IN904/CAL/86A IN168972B (de) 1986-09-19 1986-12-11

Country Status (19)

Country Link
US (1) US4760889A (de)
EP (1) EP0324756B1 (de)
JP (1) JPH01501406A (de)
KR (1) KR930004021B1 (de)
CN (1) CN1009122B (de)
AT (1) AT394089B (de)
AU (1) AU590183B2 (de)
BR (1) BR8707821A (de)
CA (1) CA1256094A (de)
DE (2) DE3790534T1 (de)
DK (1) DK168165B1 (de)
GB (1) GB2219022B (de)
HU (1) HU206757B (de)
IN (1) IN168972B (de)
NL (1) NL192346C (de)
NO (1) NO174218C (de)
RU (1) RU1836535C (de)
SG (1) SG77792G (de)
WO (1) WO1988002056A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3724767C2 (de) * 1987-07-25 1996-02-08 Manfred Hawerkamp Rohr, insbesondere Vorpreßrohr
US4874045A (en) * 1988-12-27 1989-10-17 Clayton Charles H Straight hole drilling method and assembly
BR8901637A (pt) * 1989-04-07 1990-10-30 Petroleo Brasileiros S A Petro Dispositivo centralizador de obturadores
US4987961A (en) * 1990-01-04 1991-01-29 Mcneely Jr Branch M Drill stem arrangement and method
JP3181375B2 (ja) * 1992-05-30 2001-07-03 株式会社豊夢 接合具及びそれを用いた構造部材の接合方法並びに構造部材間の接合構造
US5358285A (en) * 1992-12-03 1994-10-25 Prideco, Inc. Stress relief groove for drill pipe
US5286069A (en) * 1992-12-03 1994-02-15 Prideco, Inc. Stress relief groove for drill pipe
US5361846A (en) * 1993-11-19 1994-11-08 Grant Tfw, Inc. Apparatus and method for enhancing fatigue properties of subterranean well drill pipe immediate the area of securement to a tool joint
GB9617819D0 (en) * 1996-08-27 1996-10-09 Aitken William R S A drill pipe
AU2001277212A1 (en) * 2000-08-01 2002-02-13 Grant Prideco, L.P. Wear-resistant tool joint and drill pipe made therefrom
SE516730C2 (sv) * 2000-10-27 2002-02-19 Sandvik Ab Styrrör för mekanisk hantering i en rigg för bergborrning samt borrsträng för mekanisk hantering
US20030132035A1 (en) * 2001-04-26 2003-07-17 Tsutomu Kaneko Step tube rod, and drilling machine
CA2514195C (en) * 2003-01-27 2010-03-23 Strataloc Technology Products Llc Drilling assembly and method
US10145182B2 (en) * 2012-11-29 2018-12-04 Tuboscope Vetco (France) Sas Landing pipe
US9702680B2 (en) 2013-07-18 2017-07-11 Dynaenergetics Gmbh & Co. Kg Perforation gun components and system
PL2868860T3 (pl) * 2013-09-09 2016-06-30 Sandvik Intellectual Property Komponent przewodu wiertniczego
US10458213B1 (en) * 2018-07-17 2019-10-29 Dynaenergetics Gmbh & Co. Kg Positioning device for shaped charges in a perforating gun module
US11339614B2 (en) 2020-03-31 2022-05-24 DynaEnergetics Europe GmbH Alignment sub and orienting sub adapter
US11808093B2 (en) 2018-07-17 2023-11-07 DynaEnergetics Europe GmbH Oriented perforating system
USD1010758S1 (en) 2019-02-11 2024-01-09 DynaEnergetics Europe GmbH Gun body
USD1019709S1 (en) 2019-02-11 2024-03-26 DynaEnergetics Europe GmbH Charge holder
CZ2022303A3 (cs) 2019-12-10 2022-08-24 DynaEnergetics Europe GmbH Hlava rozněcovadla
US11225848B2 (en) 2020-03-20 2022-01-18 DynaEnergetics Europe GmbH Tandem seal adapter, adapter assembly with tandem seal adapter, and wellbore tool string with adapter assembly
US11713625B2 (en) 2021-03-03 2023-08-01 DynaEnergetics Europe GmbH Bulkhead

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE199656C (de) *
US1879856A (en) * 1929-03-25 1932-09-27 Bert L Peterson Drill tool joint
US2539057A (en) * 1944-09-02 1951-01-23 Chicago Pneumatic Tool Co Tool joint
US2676820A (en) * 1951-09-24 1954-04-27 Reed Roller Bit Co Drill collar
US3916998A (en) * 1974-11-05 1975-11-04 Jr Samuel L Bass Drilling stabilizer and method
US4285407A (en) * 1979-12-17 1981-08-25 Samford Travis L Straight hole driller
US4310059A (en) * 1980-01-21 1982-01-12 Christensen, Inc. Composite heavy metal drill collar
US4460202A (en) * 1980-11-26 1984-07-17 Chance Glenn G Intermediate weight drill string member
US4527815A (en) * 1982-10-21 1985-07-09 Mobil Oil Corporation Use of electroless nickel coating to prevent galling of threaded tubular joints
FI68293B (fi) * 1982-11-30 1985-04-30 Airam Ab Oy Foerfarande i laonghaolbergborrning och borrstaongsystem
JPS60205091A (ja) * 1984-03-29 1985-10-16 住友金属工業株式会社 油井管用管継手
JPS616238A (ja) * 1984-06-21 1986-01-11 Tanaka Kikinzoku Kogyo Kk 摺動接点材料

Also Published As

Publication number Publication date
EP0324756A1 (de) 1989-07-26
NO882176D0 (no) 1988-05-18
HU206757B (en) 1992-12-28
ATA905587A (de) 1991-07-15
NO174218C (no) 1994-03-30
CN87106383A (zh) 1988-03-30
DE3790534T1 (de) 1989-08-17
DK271888A (da) 1988-05-18
AT394089B (de) 1992-01-27
JPH01501406A (ja) 1989-05-18
CA1256094A (en) 1989-06-20
KR930004021B1 (ko) 1993-05-19
BR8707821A (pt) 1989-08-15
KR880701810A (ko) 1988-11-05
GB2219022B (en) 1990-08-15
US4760889A (en) 1988-08-02
NO882176L (no) 1988-05-18
AU7966487A (en) 1988-04-07
NO174218B (no) 1993-12-20
NL8720473A (nl) 1989-05-01
RU1836535C (ru) 1993-08-23
DK168165B1 (da) 1994-02-21
NL192346B (nl) 1997-02-03
DK271888D0 (da) 1988-05-18
GB8905125D0 (en) 1989-08-23
DE3790534C2 (de) 1993-08-05
WO1988002056A1 (en) 1988-03-24
CN1009122B (zh) 1990-08-08
AU590183B2 (en) 1989-10-26
HUT59733A (en) 1992-06-29
JPH0449639B2 (de) 1992-08-12
GB2219022A (en) 1989-11-29
EP0324756B1 (de) 1992-08-05
SG77792G (en) 1992-10-02
NL192346C (nl) 1997-06-04

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