SE412621B - Drilling tools. - Google Patents

Drilling tools.

Info

Publication number
SE412621B
SE412621B SE7507170A SE7507170A SE412621B SE 412621 B SE412621 B SE 412621B SE 7507170 A SE7507170 A SE 7507170A SE 7507170 A SE7507170 A SE 7507170A SE 412621 B SE412621 B SE 412621B
Authority
SE
Sweden
Prior art keywords
drilling tools
drilling
tools
Prior art date
Application number
SE7507170A
Other languages
Swedish (sv)
Other versions
SE7507170L (en
Inventor
Y Castel
Original Assignee
Inst Francais Du Petrole
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 Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Publication of SE7507170L publication Critical patent/SE7507170L/en
Publication of SE412621B publication Critical patent/SE412621B/en

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
    • E21B10/60—Drill 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
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE7507170A 1974-07-11 1975-06-23 Drilling tools. SE412621B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424458A FR2277968A1 (en) 1974-07-11 1974-07-11 PERFECTED DRILLING TOOL

Publications (2)

Publication Number Publication Date
SE7507170L SE7507170L (en) 1976-01-12
SE412621B true SE412621B (en) 1980-03-10

Family

ID=9141252

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7507170A SE412621B (en) 1974-07-11 1975-06-23 Drilling tools.

Country Status (9)

Country Link
JP (1) JPS595757B2 (en)
CA (1) CA1026315A (en)
DE (1) DE2529380C2 (en)
DK (1) DK300375A (en)
FR (1) FR2277968A1 (en)
GB (1) GB1477069A (en)
IT (1) IT1039685B (en)
NO (1) NO752475L (en)
SE (1) SE412621B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022285A (en) * 1976-03-11 1977-05-10 Frank Donald D Drill bit with suction and method of dry drilling with liquid column
FR2378938A1 (en) * 1977-01-28 1978-08-25 Inst Francais Du Petrole SUCTION JET DRILLING TOOL
US4126194A (en) * 1977-07-11 1978-11-21 Smith International, Inc. Rock bit with extended pickup tube
FR2442954A1 (en) * 1977-11-21 1980-06-27 Inst Francais Du Petrole IMPROVED SUCTION DRILLING TOOL
FR2417002A1 (en) * 1978-02-13 1979-09-07 Inst Francais Du Petrole BLADE STABILIZATION DEVICE CONTAINING AT LEAST ONE VENTURI-EFFECT SPACE AND USABLE IN PARTICULAR IN COMBINATION WITH A DRILLING TOOL
FR2421271A2 (en) * 1978-03-30 1979-10-26 Inst Francais Du Petrole Drilling tool incorporating suction jet - creates pressure difference accelerating flow of debris-laden mud, keeping tool clean, increasing drilling speed and reducing wear
US4189014A (en) * 1978-08-14 1980-02-19 Smith International, Inc. Enhanced cross-flow with two jet drilling
US4293048A (en) * 1980-01-25 1981-10-06 Smith International, Inc. Jet dual bit
US4512420A (en) * 1980-07-17 1985-04-23 Gill Industries, Inc. Downhole vortex generator
CA2009987A1 (en) * 1990-02-14 1991-08-14 Kenneth M. White Journal bearing type rock bit
US20100147594A1 (en) * 2006-11-08 2010-06-17 Nd Downhole Technology Ltd. Reverse nozzle drill bit
US9260922B2 (en) * 2012-03-29 2016-02-16 Varel International, Ind., L.P. Roller cone drill bit with cuttings evacuator
CA2974075A1 (en) 2016-08-09 2018-02-09 Varel International Ind., L.P. Durable rock bit for blast hole drilling
US11180959B2 (en) 2019-03-19 2021-11-23 Saudi Arabian Oil Company Wellbore drill bit
CN113732341A (en) * 2021-08-27 2021-12-03 盐城加美机电科技有限公司 Drilling machine using annular heavy drill

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1256694A (en) * 1916-12-26 1918-02-19 Hughes Tool Co Rotary boring-drill.
US1236983A (en) * 1917-04-21 1917-08-14 Clarence Edward Reed Roller boring-drill.
US1289179A (en) * 1918-07-30 1918-12-31 Howard R Hughes Rotary boring-drill.
US1582332A (en) * 1923-12-08 1926-04-27 William V Seifert Roller-bits drilling tool
US1778966A (en) * 1927-09-06 1930-10-21 Reed Roller Bit Co Roller bit
US1736840A (en) * 1927-09-15 1929-11-26 Hughes Tool Co Shroud for well drills
US2946565A (en) * 1953-06-16 1960-07-26 Jersey Prod Res Co Combination drilling and testing process
US3070182A (en) * 1961-09-21 1962-12-25 John F Runte Self-cleaning fluid circulating drill bit
US3420324A (en) * 1966-04-15 1969-01-07 Herbert J Vesper Air rotary drill bit
US3416617A (en) * 1966-08-22 1968-12-17 Walker Neer Mfg Company Inc Drill bit
US3416618A (en) * 1966-10-28 1968-12-17 Dresser Ind Shrouded bit
US3439757A (en) * 1968-03-12 1969-04-22 Wayland D Elenburg Drilling apparatus

Also Published As

Publication number Publication date
SE7507170L (en) 1976-01-12
FR2277968A1 (en) 1976-02-06
DE2529380C2 (en) 1984-05-30
GB1477069A (en) 1977-06-22
DK300375A (en) 1976-01-12
CA1026315A (en) 1978-02-14
FR2277968B1 (en) 1978-03-24
NO752475L (en) 1976-01-13
JPS595757B2 (en) 1984-02-07
DE2529380A1 (en) 1976-01-22
IT1039685B (en) 1979-12-10
JPS5137001A (en) 1976-03-29

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