AR211526A1 - Mejoras en la cortadora rotativa de barreras para perforacion de pozos - Google Patents

Mejoras en la cortadora rotativa de barreras para perforacion de pozos

Info

Publication number
AR211526A1
AR211526A1 AR261245A AR26124575A AR211526A1 AR 211526 A1 AR211526 A1 AR 211526A1 AR 261245 A AR261245 A AR 261245A AR 26124575 A AR26124575 A AR 26124575A AR 211526 A1 AR211526 A1 AR 211526A1
Authority
AR
Argentina
Prior art keywords
well drilling
rotary barrier
cutter
barrier cutter
rotary
Prior art date
Application number
AR261245A
Other languages
English (en)
Original Assignee
Hughes Tool Co
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 Hughes Tool Co filed Critical Hughes Tool Co
Application granted granted Critical
Publication of AR211526A1 publication Critical patent/AR211526A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/04—Treatment of selected surface areas, e.g. using masks
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
    • 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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • 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
    • E21B10/46—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
AR261245A 1974-12-23 1975-11-18 Mejoras en la cortadora rotativa de barreras para perforacion de pozos AR211526A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/535,871 US3946817A (en) 1974-12-23 1974-12-23 Differentially carburized rock bit cutter

Publications (1)

Publication Number Publication Date
AR211526A1 true AR211526A1 (es) 1978-01-30

Family

ID=24136145

Family Applications (1)

Application Number Title Priority Date Filing Date
AR261245A AR211526A1 (es) 1974-12-23 1975-11-18 Mejoras en la cortadora rotativa de barreras para perforacion de pozos

Country Status (3)

Country Link
US (1) US3946817A (es)
AR (1) AR211526A1 (es)
CA (1) CA1061226A (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204437A (en) * 1978-04-03 1980-05-27 Smith International, Inc. Friction bearing rock bit and segment, and method for making them
US4173501A (en) * 1978-06-01 1979-11-06 Clark Equipment Company Steel torsional element and method for making
FR2446322A2 (fr) * 1979-01-15 1980-08-08 Air Liquide Procede de traitement thermique de l'acier et de controle dudit traitement
US4540596A (en) * 1983-05-06 1985-09-10 Smith International, Inc. Method of producing thin, hard coating
US4679640A (en) * 1986-02-21 1987-07-14 Dresser Industries, Inc. Method for case hardening rock bits and rock bits formed thereby
US4726432A (en) * 1987-07-13 1988-02-23 Hughes Tool Company-Usa Differentially hardfaced rock bit
US5038640A (en) * 1990-02-08 1991-08-13 Hughes Tool Company Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits
US6374704B1 (en) * 1996-04-26 2002-04-23 Baker Hughes Incorporated Steel-tooth bit with improved toughness
US6206115B1 (en) * 1998-08-21 2001-03-27 Baker Hughes Incorporated Steel tooth bit with extra-thick hardfacing
US7044243B2 (en) * 2003-01-31 2006-05-16 Smith International, Inc. High-strength/high-toughness alloy steel drill bit blank
BRPI0802944A2 (pt) * 2008-08-07 2011-03-22 Zen S A Ind Metalurgica processo de fabricação do eixo e dos pinos-guia utilizados em sistemas planetários
US9988854B2 (en) 2016-05-11 2018-06-05 Varel International Ind., L.P. Roller cone drill bit with improved erosion resistance
DE102017201791A1 (de) 2017-02-06 2018-08-09 Zf Friedrichshafen Ag Einsatzgehärtetes Zahnrad mit integrierter Lagerlaufbahn

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329751A (en) * 1942-07-21 1943-09-21 Reed Roller Bit Co Wear resistant bearing assembly
US2444724A (en) * 1944-09-19 1948-07-06 Chicago Pneumatic Tool Co Bearing for rock bits
US3003370A (en) * 1956-07-05 1961-10-10 Chicago Pneumatic Tool Co Method of making rock bit cutter
US2927778A (en) * 1956-07-05 1960-03-08 Chicago Pneumatic Tool Co Rotary drill cutters
US2927777A (en) * 1956-11-21 1960-03-08 Chicago Pneumatic Tool Co Roller cutter with gauge cutting reamer
US2975083A (en) * 1959-11-05 1961-03-14 William E Engelhard Carburizing procedure
US3275389A (en) * 1963-12-09 1966-09-27 Smith Ind International Inc Carburized drill bit bearing
US3398444A (en) * 1966-01-18 1968-08-27 Trw Inc Hard tooth gears and method of making
US3842921A (en) * 1973-08-10 1974-10-22 Hughes Tool Co Boronized drill bit cutters

Also Published As

Publication number Publication date
CA1061226A (en) 1979-08-28
US3946817A (en) 1976-03-30

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