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GB1442656A - Prevention of bit balling while drilling wells - Google Patents

Prevention of bit balling while drilling wells

Info

Publication number
GB1442656A
GB1442656A GB4653373A GB4653373A GB1442656A GB 1442656 A GB1442656 A GB 1442656A GB 4653373 A GB4653373 A GB 4653373A GB 4653373 A GB4653373 A GB 4653373A GB 1442656 A GB1442656 A GB 1442656A
Authority
GB
United Kingdom
Prior art keywords
bit
drill
teeth
drill bit
impressed
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
Application number
GB4653373A
Other languages
English (en)
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.)
Sunoco Inc
Original Assignee
Sun Oil Co
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 Sun Oil Co filed Critical Sun Oil Co
Publication of GB1442656A publication Critical patent/GB1442656A/en
Expired 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
    • E21B12/00—Accessories for drilling tools
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
    • 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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/06—Fishing for or freeing objects in boreholes or wells using magnetic means

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)
  • Marine Sciences & Fisheries (AREA)
  • Earth Drilling (AREA)
GB4653373A 1972-10-10 1973-10-05 Prevention of bit balling while drilling wells Expired GB1442656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00296358A US3818996A (en) 1972-10-10 1972-10-10 Repulsing clays on drill bits

Publications (1)

Publication Number Publication Date
GB1442656A true GB1442656A (en) 1976-07-14

Family

ID=23141697

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4653373A Expired GB1442656A (en) 1972-10-10 1973-10-05 Prevention of bit balling while drilling wells

Country Status (4)

Country Link
US (1) US3818996A (sv)
DE (1) DE2350635A1 (sv)
GB (1) GB1442656A (sv)
SE (1) SE404228B (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164257A (en) * 1977-12-15 1979-08-14 Atlantic Richfield Company Internal protection of well casing
GB9120262D0 (en) * 1991-09-23 1991-11-06 British Petroleum Co Plc Method for increasing the lubricity of aqueous based drilling fluids
US5330016A (en) * 1993-05-07 1994-07-19 Barold Technology, Inc. Drill bit and other downhole tools having electro-negative surfaces and sacrificial anodes to reduce mud balling
US5509490A (en) * 1993-05-07 1996-04-23 Baroid Technology, Inc. EMF sacrificial anode sub and method to deter bit balling
NO20014799D0 (no) * 2001-10-03 2001-10-03 Lyng Diamond Tools As Borkrone
EP1483475A2 (en) * 2002-03-08 2004-12-08 Shell Internationale Researchmaatschappij B.V. Steerable soil penetration system
US8826977B2 (en) * 2009-08-18 2014-09-09 Baker Hughes Incorporated Remediation of relative permeability blocking using electro-osmosis
US8985244B2 (en) * 2010-01-18 2015-03-24 Baker Hughes Incorporated Downhole tools having features for reducing balling and methods of forming such tools
US8887832B2 (en) * 2010-06-25 2014-11-18 Baker Hughes Incorporated Apparatus and methods for corrosion protection of downhole tools
WO2018102932A1 (en) * 2016-12-09 2018-06-14 Evolution Engineering Inc. Seal and sacrificial components for a drill string
CN106869795B (zh) * 2017-04-19 2018-11-20 中国石油大学(北京) 一种井下动力钻头装置
CN106869782B (zh) * 2017-04-19 2019-01-11 中国石油大学(北京) 一种井下动力钻井系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1804078A (en) * 1928-11-26 1931-05-05 Baden Martin William Means for preventing corrosion in pipes
US2032624A (en) * 1934-11-28 1936-03-03 Bird Machine Co Processing of moist plastic bodies
US2283206A (en) * 1938-04-04 1942-05-19 John T Hayward Method of controlling well fluids
US2372575A (en) * 1938-10-10 1945-03-27 John T Hayward Method of freeing pipe jammed in a well
US2466239A (en) * 1944-07-24 1949-04-05 Samuel M Holcombe Combination paraffin scraper and sucker rod guide
DE806844C (de) * 1950-05-21 1951-06-18 Josef Horvath Dr Ing Verfahren zum Lockern festsitzender Bohrlochverrohrungen
US3294184A (en) * 1962-12-17 1966-12-27 Union Oil Co Well drilling apparatus and method
US3251427A (en) * 1963-10-02 1966-05-17 Exxon Production Research Co Protection of drill pipe
US3311181A (en) * 1964-05-04 1967-03-28 John B Fowler Bi-metal drilling tooth
US3734181A (en) * 1971-03-25 1973-05-22 D Shaffer Corrosion reducing apparatus for a producing oil well or the like

Also Published As

Publication number Publication date
DE2350635A1 (de) 1974-04-18
US3818996A (en) 1974-06-25
SE404228B (sv) 1978-09-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee