CA994321A - Rotary bit for hydraulically drilling holes into underground formations - Google Patents

Rotary bit for hydraulically drilling holes into underground formations

Info

Publication number
CA994321A
CA994321A CA189,753A CA189753A CA994321A CA 994321 A CA994321 A CA 994321A CA 189753 A CA189753 A CA 189753A CA 994321 A CA994321 A CA 994321A
Authority
CA
Canada
Prior art keywords
drilling holes
underground formations
rotary bit
hydraulically
hydraulically drilling
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
CA189,753A
Inventor
Robijn Feenstra
Albert C. Pols
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.)
Shell Canada Ltd
Original Assignee
Shell Canada Ltd
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 Shell Canada Ltd filed Critical Shell Canada Ltd
Application granted granted Critical
Publication of CA994321A publication Critical patent/CA994321A/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/0209—Seam welding; Backing means; Inserts of non-horizontal seams in assembling non-horizontal plates
    • 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
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Plasma & Fusion (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
CA189,753A 1973-03-05 1974-01-09 Rotary bit for hydraulically drilling holes into underground formations Expired CA994321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1053073A GB1469524A (en) 1973-03-05 1973-03-05 Rotary bit for hydraulically drilling holes into underground formations

Publications (1)

Publication Number Publication Date
CA994321A true CA994321A (en) 1976-08-03

Family

ID=9969533

Family Applications (1)

Application Number Title Priority Date Filing Date
CA189,753A Expired CA994321A (en) 1973-03-05 1974-01-09 Rotary bit for hydraulically drilling holes into underground formations

Country Status (7)

Country Link
JP (1) JPS5721637B2 (en)
CA (1) CA994321A (en)
DE (1) DE2410217C2 (en)
FR (1) FR2220663B1 (en)
GB (1) GB1469524A (en)
NL (1) NL177035C (en)
NO (1) NO140640C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4098363A (en) * 1977-04-25 1978-07-04 Christensen, Inc. Diamond drilling bit for soft and medium hard formations
DE9401528U1 (en) * 1994-01-26 1994-05-19 Gartec Geo- Und Umwelttechnik Gmbh, 03253 Doberlug-Kirchhain Drill bits for the production of pilot holes for drillings and the like.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292602B (en) * 1963-09-24 1969-04-17 Gulf Research Development Co Hydraulic jet drilling head for hard rock formations
US3384192A (en) * 1965-12-27 1968-05-21 Gulf Research Development Co Hydraulic jet bit
US3402780A (en) * 1965-12-27 1968-09-24 Gulf Research Development Co Hydraulic jet drilling method
US3548960A (en) * 1969-07-10 1970-12-22 Gulf Research Development Co Drill bit having rotating stand-off elements

Also Published As

Publication number Publication date
NO740734L (en) 1974-09-06
FR2220663A1 (en) 1974-10-04
GB1469524A (en) 1977-04-06
JPS49118602A (en) 1974-11-13
NO140640C (en) 1979-10-10
DE2410217A1 (en) 1974-09-12
NL177035C (en) 1985-07-16
NL7402875A (en) 1974-09-09
NO140640B (en) 1979-07-02
FR2220663B1 (en) 1978-06-16
DE2410217C2 (en) 1983-11-17
JPS5721637B2 (en) 1982-05-08

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