IT1143393B - Trivella ad organi scavatori ruotanti - Google Patents

Trivella ad organi scavatori ruotanti

Info

Publication number
IT1143393B
IT1143393B IT67401/81A IT6740181A IT1143393B IT 1143393 B IT1143393 B IT 1143393B IT 67401/81 A IT67401/81 A IT 67401/81A IT 6740181 A IT6740181 A IT 6740181A IT 1143393 B IT1143393 B IT 1143393B
Authority
IT
Italy
Prior art keywords
rotating excavator
drill
organ
organ drill
excavator
Prior art date
Application number
IT67401/81A
Other languages
English (en)
Italian (it)
Other versions
IT8167401A0 (it
Inventor
Philip Alan Taylor
Mark Warren Carter
John Stevenson Childers
Paul Ernest Pastusek
Original Assignee
Reed Rock Bit 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 Reed Rock Bit Co filed Critical Reed Rock Bit Co
Publication of IT8167401A0 publication Critical patent/IT8167401A0/it
Application granted granted Critical
Publication of IT1143393B publication Critical patent/IT1143393B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
  • Harvester Elements (AREA)
IT67401/81A 1980-03-24 1981-03-23 Trivella ad organi scavatori ruotanti IT1143393B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13295080A 1980-03-24 1980-03-24

Publications (2)

Publication Number Publication Date
IT8167401A0 IT8167401A0 (it) 1981-03-23
IT1143393B true IT1143393B (it) 1986-10-22

Family

ID=22456319

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67401/81A IT1143393B (it) 1980-03-24 1981-03-23 Trivella ad organi scavatori ruotanti

Country Status (7)

Country Link
BE (1) BE888071A (fr)
CA (1) CA1164855A (fr)
FR (1) FR2478730A1 (fr)
GB (1) GB2072243A (fr)
IT (1) IT1143393B (fr)
NO (1) NO158589C (fr)
SE (1) SE8101693L (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4546837A (en) * 1980-03-24 1985-10-15 Reed Tool Company Drill bit having angled nozzles for improved bit and well bore cleaning
FR2609099B1 (fr) * 1986-12-31 1989-12-08 Inst Francais Du Petrole Outil de forage a jet incline
DE69519625D1 (de) * 1995-03-27 2001-01-18 Clifford Ross Gray Bohrmeissel für Bohrvorgänge
US6354387B1 (en) * 1999-02-25 2002-03-12 Baker Hughes Incorporated Nozzle orientation for roller cone rock bit
US8011292B1 (en) 2006-01-18 2011-09-06 Sigma Industries, Inc. Insulated cooking utensil
CN110067516B (zh) * 2019-05-22 2024-03-22 倪政敏 一种快速冲击-刮切复合式破岩pdc钻头

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070182A (en) * 1961-09-21 1962-12-25 John F Runte Self-cleaning fluid circulating drill bit
US3923109A (en) * 1975-02-24 1975-12-02 Jr Edward B Williams Drill tool
US4106577A (en) * 1977-06-20 1978-08-15 The Curators Of The University Of Missouri Hydromechanical drilling device

Also Published As

Publication number Publication date
CA1164855A (fr) 1984-04-03
NO810914L (no) 1981-09-25
GB2072243A (en) 1981-09-30
BE888071A (fr) 1981-07-16
FR2478730A1 (fr) 1981-09-25
NO158589C (no) 1988-10-05
SE8101693L (sv) 1981-09-25
NO158589B (no) 1988-06-27
IT8167401A0 (it) 1981-03-23

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