DE3778674D1 - Bohrgestaengeprotektor. - Google Patents

Bohrgestaengeprotektor.

Info

Publication number
DE3778674D1
DE3778674D1 DE8787310786T DE3778674T DE3778674D1 DE 3778674 D1 DE3778674 D1 DE 3778674D1 DE 8787310786 T DE8787310786 T DE 8787310786T DE 3778674 T DE3778674 T DE 3778674T DE 3778674 D1 DE3778674 D1 DE 3778674D1
Authority
DE
Germany
Prior art keywords
drill rod
rod protector
protector
drill
rod
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
DE8787310786T
Other languages
English (en)
Inventor
George Swietlik
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3778674D1 publication Critical patent/DE3778674D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1042—Elastomer protector or centering means
    • E21B17/105—Elastomer protector or centering means split type
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
    • F16B2/08—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using bands
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/14—Bale and package ties, hose clamps
    • Y10T24/1412—Bale and package ties, hose clamps with tighteners
    • Y10T24/1441—Tangential screw

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
DE8787310786T 1986-12-08 1987-12-08 Bohrgestaengeprotektor. Expired - Lifetime DE3778674D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868629308A GB8629308D0 (en) 1986-12-08 1986-12-08 Clamping device

Publications (1)

Publication Number Publication Date
DE3778674D1 true DE3778674D1 (de) 1992-06-04

Family

ID=10608645

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787310786T Expired - Lifetime DE3778674D1 (de) 1986-12-08 1987-12-08 Bohrgestaengeprotektor.

Country Status (4)

Country Link
US (1) US4865138A (de)
EP (1) EP0274235B1 (de)
DE (1) DE3778674D1 (de)
GB (1) GB8629308D0 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107942A (en) * 1991-04-04 1992-04-28 Baker Hughes Incorporated Inner tube stabilizer for a corebarrel
US5553676A (en) * 1993-03-22 1996-09-10 Self; Kelvin P. Reversible expander
GB2299598B (en) * 1995-04-07 1999-03-17 Weatherford Lamb Apparatus for use in a wellbore
US5833019A (en) * 1996-11-27 1998-11-10 Pegasus International Inc. Pipe protector
US5833018A (en) * 1996-12-20 1998-11-10 Pegasus International Inc. Drill pipe/casing protector
US6105669A (en) * 1997-08-25 2000-08-22 Davis; Emery W. Well casing sealing device
US6283205B1 (en) * 2000-01-19 2001-09-04 James H. Cannon Polymeric centralizer
US7207383B2 (en) * 2002-02-25 2007-04-24 Schlumberger Technology Corporation Multiple entrance shunt
DE102004021245B4 (de) 2004-04-30 2006-10-12 Airbus Deutschland Gmbh Abstandshalter (Spacer) für koaxial ummantelte Kraftstoffrohre
WO2021110988A1 (en) * 2019-12-04 2021-06-10 Ais Bardot Fastening device for underwater lines

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1497549A (en) * 1922-03-06 1924-06-10 Conradi Harry Structural joint
US2250653A (en) * 1939-07-19 1941-07-29 New York Air Brake Co Blank for hose clamps
US2936186A (en) * 1957-01-25 1960-05-10 Smith Blair Inc Pipe coupling with overlapped gasket
US3397017A (en) * 1966-02-21 1968-08-13 Byron Jackson Inc Non-rotating drill pipe protector
GB1478206A (en) * 1974-09-12 1977-06-29 Weatherford Oil Tool Control line positioning device for use in wells
US4004326A (en) * 1975-12-22 1977-01-25 Borg-Warner Corporation Cable protector
DE2862137D1 (en) * 1978-11-01 1983-01-27 Bicc Plc Pipe and cable clamps
US4275935A (en) * 1979-07-17 1981-06-30 American Coldset Corp. Drilling stabilizer
US4639020A (en) * 1983-07-12 1987-01-27 Victaulic Company Of America Self-adjusting pipe clamp and coupling
US4611839A (en) * 1983-07-12 1986-09-16 Victaulic Company Of America Self-adjusting pipe clamp and coupling
US4483395A (en) * 1983-08-01 1984-11-20 Martinson Manufacturing Company, Inc. Wire guard device for wells
GB2171483B (en) * 1985-02-18 1989-02-01 British Gas Plc Pipe repair clamp
US4664428A (en) * 1986-04-01 1987-05-12 Brico Industries, Inc. Sealing assembly for pipe joint

Also Published As

Publication number Publication date
EP0274235A2 (de) 1988-07-13
GB8629308D0 (en) 1987-01-14
EP0274235B1 (de) 1992-04-29
US4865138A (en) 1989-09-12
EP0274235A3 (en) 1988-08-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee