EP3102772A4 - Bohrkrone für horizontales richtbohren - Google Patents

Bohrkrone für horizontales richtbohren Download PDF

Info

Publication number
EP3102772A4
EP3102772A4 EP15745800.1A EP15745800A EP3102772A4 EP 3102772 A4 EP3102772 A4 EP 3102772A4 EP 15745800 A EP15745800 A EP 15745800A EP 3102772 A4 EP3102772 A4 EP 3102772A4
Authority
EP
European Patent Office
Prior art keywords
drill bit
directional drilling
horizontal directional
horizontal
drilling
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.)
Withdrawn
Application number
EP15745800.1A
Other languages
English (en)
French (fr)
Other versions
EP3102772A1 (de
Inventor
David Michel Harrington
William W. King
Cary Andrew Maurstad
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.)
Varel International Ind LLC
Original Assignee
Varel International Ind LLC
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 Varel International Ind LLC filed Critical Varel International Ind LLC
Publication of EP3102772A1 publication Critical patent/EP3102772A1/de
Publication of EP3102772A4 publication Critical patent/EP3102772A4/de
Withdrawn legal-status Critical Current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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/065—Deflecting the direction of boreholes using oriented fluid jets

Landscapes

  • Engineering & Computer Science (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
EP15745800.1A 2014-02-07 2015-02-06 Bohrkrone für horizontales richtbohren Withdrawn EP3102772A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461937221P 2014-02-07 2014-02-07
PCT/US2015/014880 WO2015120311A1 (en) 2014-02-07 2015-02-06 Drill bit for horizontal directional drilling

Publications (2)

Publication Number Publication Date
EP3102772A1 EP3102772A1 (de) 2016-12-14
EP3102772A4 true EP3102772A4 (de) 2017-11-15

Family

ID=53774495

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15745800.1A Withdrawn EP3102772A4 (de) 2014-02-07 2015-02-06 Bohrkrone für horizontales richtbohren

Country Status (4)

Country Link
US (1) US20150226007A1 (de)
EP (1) EP3102772A4 (de)
AU (1) AU2015213772A1 (de)
WO (1) WO2015120311A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10024105B2 (en) * 2015-02-25 2018-07-17 Radius Hdd Direct, Llc Rock bit
US10337272B2 (en) 2016-02-16 2019-07-02 Varel International Ind., L.P. Hybrid roller cone and junk mill bit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1263802A (en) * 1917-08-13 1918-04-23 Clarence Edw Reed Boring-drill.
US1656471A (en) * 1926-12-06 1928-01-17 Reed Roller Bit Co Deep-well-drilling apparatus
US2873092A (en) * 1957-11-14 1959-02-10 Roy P Dwyer Jet deflection method of deviating a bore hole

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576223A (en) * 1969-10-08 1971-04-27 Gulf Research Development Co Jet drilling fishing bit
US3721307A (en) * 1971-04-27 1973-03-20 Murphy Ind Inc Drill bit bearings
US3978933A (en) * 1975-01-27 1976-09-07 Smith International, Inc. Bit-adjacent stabilizer and steel
US4285409A (en) * 1979-06-28 1981-08-25 Smith International, Inc. Two cone bit with extended diamond cutters
US6439326B1 (en) * 2000-04-10 2002-08-27 Smith International, Inc. Centered-leg roller cone drill bit
US20100071961A1 (en) * 2004-05-21 2010-03-25 Smith International, Inc. Bit leg outer surface processing using friction stir welding (fsw)
US20060196699A1 (en) * 2005-03-04 2006-09-07 Roy Estes Modular kerfing drill bit
US7673709B2 (en) * 2005-03-30 2010-03-09 Baker Hughes Incorporated Earth-boring bit with shear cutting elements
US8522897B2 (en) * 2005-11-21 2013-09-03 Schlumberger Technology Corporation Lead the bit rotary steerable tool
WO2016029162A1 (en) * 2014-08-21 2016-02-25 Materion Corporation Composite articles comprising spinodal copper-nickel-tin-manganese-phosphorus alloy matrix material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1263802A (en) * 1917-08-13 1918-04-23 Clarence Edw Reed Boring-drill.
US1656471A (en) * 1926-12-06 1928-01-17 Reed Roller Bit Co Deep-well-drilling apparatus
US2873092A (en) * 1957-11-14 1959-02-10 Roy P Dwyer Jet deflection method of deviating a bore hole

Also Published As

Publication number Publication date
AU2015213772A1 (en) 2016-07-28
US20150226007A1 (en) 2015-08-13
WO2015120311A1 (en) 2015-08-13
EP3102772A1 (de) 2016-12-14

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20160907

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20171013

RIC1 Information provided on ipc code assigned before grant

Ipc: E21B 10/08 20060101AFI20171009BHEP

Ipc: E21B 10/62 20060101ALI20171009BHEP

Ipc: E21B 10/18 20060101ALI20171009BHEP

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20180515