AU2002350259A1 - Earth boring bit having air tube with removable cap - Google Patents

Earth boring bit having air tube with removable cap

Info

Publication number
AU2002350259A1
AU2002350259A1 AU2002350259A AU2002350259A AU2002350259A1 AU 2002350259 A1 AU2002350259 A1 AU 2002350259A1 AU 2002350259 A AU2002350259 A AU 2002350259A AU 2002350259 A AU2002350259 A AU 2002350259A AU 2002350259 A1 AU2002350259 A1 AU 2002350259A1
Authority
AU
Australia
Prior art keywords
air tube
removable cap
earth boring
boring bit
bit
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.)
Abandoned
Application number
AU2002350259A
Inventor
Samuel B. Davis
Gregory W. Peterson
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of AU2002350259A1 publication Critical patent/AU2002350259A1/en
Abandoned legal-status Critical Current

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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/23—Roller bits characterised by bearing, lubrication or sealing details with drilling fluid supply to the bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
AU2002350259A 2001-12-21 2002-11-25 Earth boring bit having air tube with removable cap Abandoned AU2002350259A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/028,074 US20030116357A1 (en) 2001-12-21 2001-12-21 Earth boring bit having air tube with removable cap
US10/028,074 2001-12-21
PCT/US2002/037782 WO2003058024A1 (en) 2001-12-21 2002-11-25 Earth boring bit having air tube with removable cap

Publications (1)

Publication Number Publication Date
AU2002350259A1 true AU2002350259A1 (en) 2003-07-24

Family

ID=21841428

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002350259A Abandoned AU2002350259A1 (en) 2001-12-21 2002-11-25 Earth boring bit having air tube with removable cap

Country Status (3)

Country Link
US (1) US20030116357A1 (en)
AU (1) AU2002350259A1 (en)
WO (1) WO2003058024A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7168509B2 (en) * 2004-07-09 2007-01-30 Cooper Cary W Percussive reamer and method of use thereof
US9822589B2 (en) 2014-12-05 2017-11-21 Atlas Copco Secoroc Llc Rotary drill bit air/water separator
US11585158B2 (en) 2020-05-21 2023-02-21 Caterpillar Inc. Isolated lubrication system for drill bits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3401758A (en) * 1966-10-10 1968-09-17 Dresser Ind Flow control valve for jet type bits
US4428442A (en) * 1982-05-17 1984-01-31 Smith International, Inc. Rock bit lubrication system
US4515229A (en) * 1983-06-10 1985-05-07 Drummond Donald D Drill bit assembly with fluid separator
US4610318A (en) * 1984-02-15 1986-09-09 Goodfellow Robert D Rotary cutter assembly
US4805709A (en) * 1986-01-13 1989-02-21 Drumco Drill bit and drill assembly
US5012876A (en) * 1990-02-01 1991-05-07 Dresser Industries, Inc. Rotary drill bit providing separation of liquid from gas

Also Published As

Publication number Publication date
US20030116357A1 (en) 2003-06-26
WO2003058024A1 (en) 2003-07-17

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase