ATE177508T1 - Bohrgestänge - Google Patents

Bohrgestänge

Info

Publication number
ATE177508T1
ATE177508T1 AT95905971T AT95905971T ATE177508T1 AT E177508 T1 ATE177508 T1 AT E177508T1 AT 95905971 T AT95905971 T AT 95905971T AT 95905971 T AT95905971 T AT 95905971T AT E177508 T1 ATE177508 T1 AT E177508T1
Authority
AT
Austria
Prior art keywords
pipe section
tube
fluid
cylindrical pipe
drilling fluid
Prior art date
Application number
AT95905971T
Other languages
English (en)
Inventor
J Scott Martin
Brent G Stephenson
Original Assignee
Charles Machine Works
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 Charles Machine Works filed Critical Charles Machine Works
Application granted granted Critical
Publication of ATE177508T1 publication Critical patent/ATE177508T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L7/00—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
AT95905971T 1993-12-22 1994-12-16 Bohrgestänge ATE177508T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17141093A 1993-12-22 1993-12-22

Publications (1)

Publication Number Publication Date
ATE177508T1 true ATE177508T1 (de) 1999-03-15

Family

ID=22623632

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95905971T ATE177508T1 (de) 1993-12-22 1994-12-16 Bohrgestänge

Country Status (7)

Country Link
EP (1) EP0683845B1 (de)
AT (1) ATE177508T1 (de)
AU (1) AU684595B2 (de)
CA (1) CA2156398C (de)
DE (1) DE69417019T2 (de)
SG (1) SG49288A1 (de)
WO (1) WO1995017575A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG49288A1 (en) * 1993-12-22 1998-05-18 Charles Machine Works Drill pipe
US6808210B1 (en) * 1997-09-03 2004-10-26 The Charles Machine Works, Inc. Drill pipe with upset ends having constant wall thickness and method for making same
JP4320476B2 (ja) * 1997-09-17 2009-08-26 横井産業株式会社 流体の微流量送給構造
DE102010047568A1 (de) * 2010-04-12 2011-12-15 Peter Jantz Einrichtung zur Übertragung von Informationen über Bohrgestänge
US9085942B2 (en) * 2011-10-21 2015-07-21 Weatherford Technology Holdings, Llc Repaired wear and buckle resistant drill pipe and related methods
AT514235B1 (de) * 2013-04-22 2020-03-15 Think And Vision Gmbh Gestängerohr
SE541084C2 (en) * 2015-12-03 2019-04-02 Driconeq Production Ab Drill pipe and drill string
US10407996B2 (en) 2017-05-03 2019-09-10 Hunting Energy Services, Inc. One piece forged fluidic displacement drill pipe and method of manufacture thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2778603A (en) * 1953-06-22 1957-01-22 Oilwell Drain Hole Drilling Co Preparation of well drain holes for production
US4012061A (en) * 1974-12-23 1977-03-15 Smith International, Inc. Dual conduit drill stem member
US4299510A (en) * 1978-12-07 1981-11-10 Fansteel Inc. Drill steel and method of fabrication
US4880067A (en) * 1988-02-17 1989-11-14 Baroid Technology, Inc. Apparatus for drilling a curved borehole
CA2097366A1 (en) * 1992-07-24 1994-01-25 J. Scott Martin Drill pipe
SG49288A1 (en) * 1993-12-22 1998-05-18 Charles Machine Works Drill pipe

Also Published As

Publication number Publication date
DE69417019T2 (de) 1999-07-15
CA2156398A1 (en) 1995-06-29
CA2156398C (en) 2003-07-08
EP0683845A1 (de) 1995-11-29
AU684595B2 (en) 1997-12-18
SG49288A1 (en) 1998-05-18
AU1438095A (en) 1995-07-10
DE69417019D1 (de) 1999-04-15
WO1995017575A1 (en) 1995-06-29
EP0683845B1 (de) 1999-03-10

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties