NL156781B - Boorbeitel. - Google Patents

Boorbeitel.

Info

Publication number
NL156781B
NL156781B NL6803309.A NL6803309A NL156781B NL 156781 B NL156781 B NL 156781B NL 6803309 A NL6803309 A NL 6803309A NL 156781 B NL156781 B NL 156781B
Authority
NL
Netherlands
Prior art keywords
drilling chisel
chisel
drilling
Prior art date
Application number
NL6803309.A
Other languages
English (en)
Dutch (nl)
Other versions
NL6803309A (de
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 NL6803309A publication Critical patent/NL6803309A/xx
Publication of NL156781B publication Critical patent/NL156781B/xx

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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
NL6803309.A 1967-03-13 1968-03-07 Boorbeitel. NL156781B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR98569A FR1567862A (de) 1967-03-13 1967-03-13

Publications (2)

Publication Number Publication Date
NL6803309A NL6803309A (de) 1968-09-16
NL156781B true NL156781B (nl) 1978-05-16

Family

ID=8626833

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6803309.A NL156781B (nl) 1967-03-13 1968-03-07 Boorbeitel.

Country Status (6)

Country Link
US (1) US3455402A (de)
BE (1) BE712011A (de)
DE (1) DE1608268B2 (de)
FR (1) FR1567862A (de)
GB (1) GB1219185A (de)
NL (1) NL156781B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434922A1 (fr) * 1978-08-28 1980-03-28 Inst Francais Du Petrole Dispositif inverseur du sens de circulation d'un fluide au niveau d'un outil de forage
WO1980002858A1 (en) * 1979-06-19 1980-12-24 Syndrill Prod Joint Venture Deep hole rock drill bit
US4512420A (en) * 1980-07-17 1985-04-23 Gill Industries, Inc. Downhole vortex generator
US4479558A (en) * 1981-08-05 1984-10-30 Gill Industries, Inc. Drilling sub
US4887677A (en) * 1988-11-22 1989-12-19 Amoco Corporation Low pressure drill bit
GB8926688D0 (en) * 1989-11-25 1990-01-17 Reed Tool Co Improvements in or relating to rotary drill bits
GB8926689D0 (en) * 1989-11-25 1990-01-17 Reed Tool Co Improvements in or relating to rotary drill bits
US5355967A (en) * 1992-10-30 1994-10-18 Union Oil Company Of California Underbalance jet pump drilling method
GB9502378D0 (en) * 1995-02-07 1995-03-29 Astec Dev Ltd Lateral jetting
US6435288B1 (en) * 2000-09-18 2002-08-20 Cubex Limited Rock drill bit
BE1014223A3 (fr) * 2001-06-13 2003-06-03 Diamant Drilling Service Outil de forage du type a taillants fixes.
GB0521693D0 (en) * 2005-10-25 2005-11-30 Reedhycalog Uk Ltd Representation of whirl in fixed cutter drill bits
US20100101867A1 (en) * 2008-10-27 2010-04-29 Olivier Sindt Self-stabilized and anti-whirl drill bits and bottom-hole assemblies and systems for using the same
US20100101864A1 (en) * 2008-10-27 2010-04-29 Olivier Sindt Anti-whirl drill bits, wellsite systems, and methods of using the same
CN108825139B (zh) * 2018-06-22 2020-03-13 邹城兖矿泰德工贸有限公司 合金镀膜钻头

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1678201A (en) * 1923-09-17 1928-07-24 John P Samuelson Rotary drill bit
US2849214A (en) * 1954-09-02 1958-08-26 Gulf Research Development Co Borehole drilling apparatus for preventing lost circulation
US3112803A (en) * 1962-01-02 1963-12-03 Jersey Prod Res Co Diamond drill bit
US3215215A (en) * 1962-08-27 1965-11-02 Exxon Production Research Co Diamond bit

Also Published As

Publication number Publication date
GB1219185A (en) 1971-01-13
DE1608268A1 (de) 1970-11-12
NL6803309A (de) 1968-09-16
BE712011A (de) 1968-07-15
DE1608268B2 (de) 1976-04-29
US3455402A (en) 1969-07-15
FR1567862A (de) 1969-05-23

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