IT1163718B - Perfezionato elemento di fresa e fresa per perforazione di rocce - Google Patents

Perfezionato elemento di fresa e fresa per perforazione di rocce

Info

Publication number
IT1163718B
IT1163718B IT26090/79A IT2609079A IT1163718B IT 1163718 B IT1163718 B IT 1163718B IT 26090/79 A IT26090/79 A IT 26090/79A IT 2609079 A IT2609079 A IT 2609079A IT 1163718 B IT1163718 B IT 1163718B
Authority
IT
Italy
Prior art keywords
cutter
improved element
rock perforation
perforation
rock
Prior art date
Application number
IT26090/79A
Other languages
English (en)
Other versions
IT7926090A0 (it
Inventor
William Henry Daniels
Jr John Baines Cheatham
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT7926090A0 publication Critical patent/IT7926090A0/it
Application granted granted Critical
Publication of IT1163718B publication Critical patent/IT1163718B/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5673—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
    • 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
    • E21B10/58—Chisel-type inserts

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)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
IT26090/79A 1978-10-02 1979-09-28 Perfezionato elemento di fresa e fresa per perforazione di rocce IT1163718B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94786578A 1978-10-02 1978-10-02

Publications (2)

Publication Number Publication Date
IT7926090A0 IT7926090A0 (it) 1979-09-28
IT1163718B true IT1163718B (it) 1987-04-08

Family

ID=25486908

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26090/79A IT1163718B (it) 1978-10-02 1979-09-28 Perfezionato elemento di fresa e fresa per perforazione di rocce

Country Status (12)

Country Link
JP (1) JPS5549490A (it)
BE (1) BE879116A (it)
CH (1) CH646227A5 (it)
DE (1) DE2938524A1 (it)
ES (1) ES257023Y (it)
FR (1) FR2443560A1 (it)
GB (1) GB2032979B (it)
IL (1) IL58031A (it)
IT (1) IT1163718B (it)
NL (1) NL7906559A (it)
SE (1) SE7908122L (it)
ZA (1) ZA794097B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3039632C2 (de) * 1980-10-21 1982-12-16 Christensen, Inc., 84115 Salt Lake City, Utah Drehborhmeißel für Tiefbohrungen
DE3114749C2 (de) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Keilförmiges Schneidglied für Drehbohrmeißel zum Tiefbohren
GB2138864B (en) * 1983-04-28 1986-07-30 Sumitomo Metal Mining Co Roller drill bits
US4533004A (en) * 1984-01-16 1985-08-06 Cdp, Ltd. Self sharpening drag bit for sub-surface formation drilling
US4669556A (en) * 1984-01-31 1987-06-02 Nl Industries, Inc. Drill bit and cutter therefor
GB2181472A (en) * 1985-08-22 1987-04-23 Anderson Strathclyde Plc Cutter tools and tip inserts therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3141746A (en) * 1960-10-03 1964-07-21 Gen Electric Diamond compact abrasive
US3136615A (en) * 1960-10-03 1964-06-09 Gen Electric Compact of abrasive crystalline material with boron carbide bonding medium
US3233988A (en) * 1964-05-19 1966-02-08 Gen Electric Cubic boron nitride compact and method for its production
US3767371A (en) * 1971-07-01 1973-10-23 Gen Electric Cubic boron nitride/sintered carbide abrasive bodies
US3745623A (en) * 1971-12-27 1973-07-17 Gen Electric Diamond tools for machining
US3745489A (en) * 1972-05-01 1973-07-10 Stanford Research Inst Microwave and uhf filters using discrete hairpin resonators
ZA782286B (en) * 1978-04-21 1979-10-31 Christensen Inc Abrasive bodies

Also Published As

Publication number Publication date
BE879116A (fr) 1980-02-01
GB2032979A (en) 1980-05-14
CH646227A5 (de) 1984-11-15
IT7926090A0 (it) 1979-09-28
SE7908122L (sv) 1980-04-03
FR2443560B1 (it) 1984-07-20
FR2443560A1 (fr) 1980-07-04
ES257023Y (es) 1982-04-16
GB2032979B (en) 1982-09-08
DE2938524A1 (de) 1980-04-10
DE2938524C2 (it) 1991-12-19
ES257023U (es) 1981-10-16
JPS6238517B2 (it) 1987-08-18
ZA794097B (en) 1980-11-26
JPS5549490A (en) 1980-04-09
IL58031A0 (en) 1979-12-30
IL58031A (en) 1982-08-31
NL7906559A (nl) 1980-04-08

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