[go: up one dir, main page]

NO752996L - - Google Patents

Info

Publication number
NO752996L
NO752996L NO752996A NO752996A NO752996L NO 752996 L NO752996 L NO 752996L NO 752996 A NO752996 A NO 752996A NO 752996 A NO752996 A NO 752996A NO 752996 L NO752996 L NO 752996L
Authority
NO
Norway
Prior art keywords
tooth
cutter
teeth
cutters
axis
Prior art date
Application number
NO752996A
Other languages
English (en)
Norwegian (no)
Inventor
C R Peterson
Original Assignee
Rapidex Inc
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 Rapidex Inc filed Critical Rapidex Inc
Publication of NO752996L publication Critical patent/NO752996L/no

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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • 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
    • E21B10/16—Roller bits characterised by tooth form or arrangement
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters

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)
NO752996A 1974-09-16 1975-09-01 NO752996L (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/506,021 US3945447A (en) 1974-09-16 1974-09-16 Boring apparatus

Publications (1)

Publication Number Publication Date
NO752996L true NO752996L (nl) 1976-03-17

Family

ID=24012833

Family Applications (1)

Application Number Title Priority Date Filing Date
NO752996A NO752996L (nl) 1974-09-16 1975-09-01

Country Status (9)

Country Link
US (1) US3945447A (nl)
JP (1) JPS5159702A (nl)
BR (1) BR7505967A (nl)
CA (1) CA1027549A (nl)
DE (1) DE2540558A1 (nl)
NL (1) NL7510719A (nl)
NO (1) NO752996L (nl)
SE (1) SE7510220L (nl)
ZA (1) ZA755093B (nl)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189012A (en) * 1978-01-30 1980-02-19 Smith International, Inc. Earth boring tool
US4449595A (en) * 1982-05-17 1984-05-22 Holbert Don R Method and apparatus for drilling a curved bore
CA1234561A (en) * 1985-06-26 1988-03-29 Kenneth M. White Profiled body roller-reamer stabilizer
US5220964A (en) * 1991-09-23 1993-06-22 The Charles Machine Works, Inc. Downhole compaction and stabilization back reamer and drill bit
USRE36817E (en) * 1995-04-28 2000-08-15 Baker Hughes Incorporated Method and apparatus for drilling and enlarging a borehole
US5497842A (en) * 1995-04-28 1996-03-12 Baker Hughes Incorporated Reamer wing for enlarging a borehole below a smaller-diameter portion therof
US5992548A (en) * 1995-08-15 1999-11-30 Diamond Products International, Inc. Bi-center bit with oppositely disposed cutting surfaces
US6123160A (en) * 1997-04-02 2000-09-26 Baker Hughes Incorporated Drill bit with gage definition region
US6206117B1 (en) 1997-04-02 2001-03-27 Baker Hughes Incorporated Drilling structure with non-axial gage
US6568488B2 (en) 2001-06-13 2003-05-27 Earth Tool Company, L.L.C. Roller pipe burster
AU2003218254A1 (en) * 2002-03-18 2003-10-08 Allen Kent Rives Stacked drill bit and toroidal reamer and method
US9574405B2 (en) 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
US20070240906A1 (en) * 2006-03-31 2007-10-18 Hill Gilman A Tapered reamer bit
US7621345B2 (en) * 2006-04-03 2009-11-24 Baker Hughes Incorporated High density row on roller cone bit
US8955413B2 (en) * 2009-07-31 2015-02-17 Smith International, Inc. Manufacturing methods for high shear roller cone bits
US8672060B2 (en) * 2009-07-31 2014-03-18 Smith International, Inc. High shear roller cone drill bits
WO2011084944A2 (en) * 2010-01-05 2011-07-14 Smith International, Inc. High-shear roller cone and pdc hybrid bit
JP5322114B2 (ja) * 2010-05-01 2013-10-23 張山電氣株式会社 カッターヘッド

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US930758A (en) * 1908-11-20 1909-08-10 Howard R Hughes Drill.
US1302058A (en) * 1913-12-01 1919-04-29 Mahlon E Layne Drilling apparatus.
US2029770A (en) * 1934-10-26 1936-02-04 Grant John Roller cutter reamer
US2126145A (en) * 1935-10-14 1938-08-09 Herman C Smith Cutter
US2122863A (en) * 1936-04-13 1938-07-05 Globe Oil Tools Co Reamer
US2093603A (en) * 1936-05-06 1937-09-21 Chiksan Oil Tool Company Ltd Well reamer
US2499630A (en) * 1946-12-05 1950-03-07 Paul B Clark Casing expander
US2915291A (en) * 1956-01-18 1959-12-01 Gulfelt Lars Cross shaft rotary drill bit
US3018835A (en) * 1956-11-01 1962-01-30 Reed Roller Bit Co Drill bit for producing an irregular indentation pattern on the bottom of a well bore
US3306381A (en) * 1963-12-16 1967-02-28 Drilco Oil Tools Inc Reaming apparatus
US3306379A (en) * 1965-03-25 1967-02-28 Drilco Oil Tools Inc Roller reamer
US3419093A (en) * 1967-05-29 1968-12-31 Dresser Ind Cutter assembly for well tools
US3726350A (en) * 1971-05-24 1973-04-10 Hughes Tool Co Anti-tracking earth boring drill
US3805901A (en) * 1972-08-10 1974-04-23 Ingersoll Rand Co Earth cutter assembly
CA1016534A (en) * 1972-12-29 1977-08-30 Kenneth M. White Roller reamer stabilizer

Also Published As

Publication number Publication date
AU8376475A (en) 1977-02-10
ZA755093B (en) 1976-07-28
NL7510719A (nl) 1976-03-18
JPS5159702A (nl) 1976-05-25
DE2540558A1 (de) 1976-04-01
SE7510220L (sv) 1976-03-17
US3945447A (en) 1976-03-23
BR7505967A (pt) 1976-08-03
CA1027549A (en) 1978-03-07

Similar Documents

Publication Publication Date Title
NO752996L (nl)
RU2531720C2 (ru) Гибридное буровое долото с большим боковым передним углом наклона вспомогательных дублирующих резцов
NO772422L (no) Borkrone.
US4187922A (en) Varied pitch rotary rock bit
US5407022A (en) Free cutting gage insert with relief angle
US2939684A (en) Cutter for well drills
US5697462A (en) Earth-boring bit having improved cutting structure
US4320808A (en) Rotary drill bit
NO761793L (nl)
US4168755A (en) Nutating drill bit
GB2273726A (en) Earth boring bit
NO172301B (no) Borkrone for rotasjonsboring
NO304198B1 (no) Skiveformet borekrone
US7445062B2 (en) Grease filling arrangement in a cutter for a boring head
US20020017401A1 (en) Rolling cone bit with elements fanned along the gage curve
NO172601B (no) Fremgangsmaate for oppretting av et borehull som bores skjevt eller buktende samt anordning for gjennomfoering av fremgangsmaaten
NO154586B (no) Skjaerevalse for en rotasjonsborkrone.
US7025155B1 (en) Rock bit with channel structure for retaining cutter segments
CA2398253C (en) Cutting structure for roller cone drill bits
US4301876A (en) Non-rotating stabilizer for raise boring
CA2568508C (en) Arrangement of roller cone inserts
CN207739942U (zh) 具有固定的刮刀以及能够旋转的切削结构的钻土工具
GB2384503A (en) Roller cone drill bit with inherent walk characteristics
US1637594A (en) Rotary bit for drilling wells
US3289776A (en) Underdrilling bit