DE3378779D1 - Drill bit assembly with fluid separator - Google Patents

Drill bit assembly with fluid separator

Info

Publication number
DE3378779D1
DE3378779D1 DE8383306327T DE3378779T DE3378779D1 DE 3378779 D1 DE3378779 D1 DE 3378779D1 DE 8383306327 T DE8383306327 T DE 8383306327T DE 3378779 T DE3378779 T DE 3378779T DE 3378779 D1 DE3378779 D1 DE 3378779D1
Authority
DE
Germany
Prior art keywords
drill bit
bit assembly
fluid separator
separator
fluid
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
DE8383306327T
Other languages
German (de)
Inventor
Donald David Drummond
Roy Wilbert Wood
Walter Frank Johnsey
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.)
DRUMCO
Original Assignee
DRUMCO
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
Priority claimed from US06/435,239 external-priority patent/US4541494A/en
Priority claimed from US06/503,322 external-priority patent/US4515229A/en
Application filed by DRUMCO filed Critical DRUMCO
Application granted granted Critical
Publication of DE3378779D1 publication Critical patent/DE3378779D1/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
    • 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
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/002—Down-hole drilling fluid separation systems
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids

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)
DE8383306327T 1982-10-19 1983-10-18 Drill bit assembly with fluid separator Expired DE3378779D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/435,239 US4541494A (en) 1982-10-19 1982-10-19 Drill bit assembly
US06/503,322 US4515229A (en) 1983-06-10 1983-06-10 Drill bit assembly with fluid separator

Publications (1)

Publication Number Publication Date
DE3378779D1 true DE3378779D1 (en) 1989-02-02

Family

ID=27030481

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383306327T Expired DE3378779D1 (en) 1982-10-19 1983-10-18 Drill bit assembly with fluid separator

Country Status (2)

Country Link
EP (1) EP0107475B1 (en)
DE (1) DE3378779D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005248954B2 (en) * 2005-12-23 2011-03-17 John Brodie Rock drill water separator
US8517122B2 (en) 2007-06-04 2013-08-27 Cardinal Trading Company Pty Ltd. Air/water separator and methods of use thereof
US9822589B2 (en) 2014-12-05 2017-11-21 Atlas Copco Secoroc Llc Rotary drill bit air/water separator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123159A (en) * 1964-03-03 Jet underreaming
US2634101A (en) * 1949-07-08 1953-04-07 Sloan Pearl Apparatus for accelerating the removal of cuttings from the bottom of wells
US2861780A (en) * 1956-06-20 1958-11-25 Jimmy L Butler Means for cooling the cutters of drill bits
US2920872A (en) * 1957-12-23 1960-01-12 Hughes Tool Co Water separator for air drilling
US3788408A (en) * 1970-04-20 1974-01-29 Dresser Ind Rock bit water deflector and separator
US3924695A (en) * 1974-10-02 1975-12-09 John R Kennedy Rotary drilling method and apparatus
US4083417A (en) * 1976-11-12 1978-04-11 Arnold James F Jetting apparatus
DE2706290A1 (en) * 1977-02-15 1978-08-17 Skf Kugellagerfabriken Gmbh DEVICE FOR LUBRICATING THE BEARINGS OF CUTTING ROLLERS OF A PULLING CHISEL
US4287957A (en) * 1980-05-27 1981-09-08 Evans Robert F Cooling a drilling tool component with a separate flow stream of reduced-temperature gaseous drilling fluid

Also Published As

Publication number Publication date
EP0107475A3 (en) 1986-02-05
EP0107475A2 (en) 1984-05-02
EP0107475B1 (en) 1988-12-28

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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