NZ213327A - Method for the surface hardening of drill rod couplings - Google Patents

Method for the surface hardening of drill rod couplings

Info

Publication number
NZ213327A
NZ213327A NZ213327A NZ21332785A NZ213327A NZ 213327 A NZ213327 A NZ 213327A NZ 213327 A NZ213327 A NZ 213327A NZ 21332785 A NZ21332785 A NZ 21332785A NZ 213327 A NZ213327 A NZ 213327A
Authority
NZ
New Zealand
Prior art keywords
band
coupling
zone
drill rod
female coupling
Prior art date
Application number
NZ213327A
Other languages
English (en)
Inventor
N Signori
Original Assignee
Saipem Spa
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 Saipem Spa filed Critical Saipem Spa
Publication of NZ213327A publication Critical patent/NZ213327A/en

Links

Classifications

    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Adornments (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Earth Drilling (AREA)
NZ213327A 1984-09-13 1985-09-02 Method for the surface hardening of drill rod couplings NZ213327A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22647/84A IT1176705B (it) 1984-09-13 1984-09-13 Procedimento perfezionato per l'indurimento superficiale dei giunti delle aste di perforazione e aste cosi' ottenute

Publications (1)

Publication Number Publication Date
NZ213327A true NZ213327A (en) 1987-05-29

Family

ID=11198819

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ213327A NZ213327A (en) 1984-09-13 1985-09-02 Method for the surface hardening of drill rod couplings

Country Status (15)

Country Link
JP (1) JPS6179725A (it)
AU (1) AU576383B2 (it)
BE (1) BE903227A (it)
BR (1) BR8504550A (it)
CA (1) CA1253054A (it)
DE (1) DE3532451A1 (it)
DK (1) DK413185A (it)
ES (1) ES8609491A1 (it)
FR (1) FR2570084A1 (it)
GB (1) GB2164358B (it)
IT (1) IT1176705B (it)
NL (1) NL8502505A (it)
NO (1) NO853543L (it)
NZ (1) NZ213327A (it)
PT (1) PT81120B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE450151B (sv) * 1985-11-21 1987-06-09 Ffv Transmission Ab Anordning med kontrollerad friktion samt forfarande for att erhalla kontrollerad friktion vid en sadan anordning
US4708752A (en) * 1986-03-24 1987-11-24 Smith International, Inc. Process for laser hardening drilling bit cones having hard cutter inserts placed therein
CA2038378C (en) * 1991-03-25 1998-08-18 Irvin Joseph Laporte (Bud) Stabilized drill tube
GB2257163B (en) * 1991-07-02 1995-04-05 Res & Dev Min Def Gov In A process for improving fatigue crack growth resistance
US6557654B1 (en) 1998-01-05 2003-05-06 Weatherford/Lamb, Inc. Drill pipe having a journal formed thereon
WO2005001234A1 (en) * 2003-06-30 2005-01-06 Todd Andrew Haines Sub-assembly for drill strings
DE102007044696A1 (de) * 2007-06-29 2009-01-08 Ks Kolbenschmidt Gmbh Schmelzbehandelter Muldenrand einer Kolben-Brennraummulde
JP4790767B2 (ja) * 2008-07-16 2011-10-12 川崎重工業株式会社 斜板式液圧回転機
SE535814C2 (sv) 2011-05-20 2013-01-02 Atlas Copco Secoroc Ab Gänganordning, gängförband samt borrsträngskomponent för slående bergborrning
FR3015546B1 (fr) 2013-12-20 2015-12-25 Vallourec Drilling Products France Element de garniture de forage dote d'une couche de rechargement amelioree
CN106761460A (zh) * 2017-03-15 2017-05-31 吉林大学 一种激光熔覆制备的石墨烯钻杆接头耐磨带

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE920135C (de) * 1951-06-22 1954-11-15 Rheinische Roehrenwerke Ag Verfahren zur Herstellung verschleissfester Gestaengerohr-Vervinder und Muffen fuer OElfeldrohre
US3489620A (en) * 1967-03-01 1970-01-13 United States Steel Corp Method of processing sucker rods and resulting article
DE1783058A1 (de) * 1968-09-26 1971-02-18 Gerd Hoeptner Verfahren zum Haerten von Schneid- und Zerspanungswerkzeugen hoeherer Schneidenhaerte
GB1496377A (en) * 1974-11-26 1977-12-30 Nippon Steel Corp Method of heat-treatment of welded pipe and apparatus therefor
CA1063439A (en) * 1976-09-28 1979-10-02 Torrington Company (The) Textile element and method of making same
DE3343783C1 (de) * 1983-12-03 1984-07-05 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8900 Augsburg Verfahren zur Herstellung verschleissfester Zylinderlaufflaechen von Brennkraftmaschinen

Also Published As

Publication number Publication date
NL8502505A (nl) 1986-04-01
AU4690685A (en) 1986-03-20
DK413185D0 (da) 1985-09-11
GB2164358B (en) 1988-08-03
IT1176705B (it) 1987-08-18
DE3532451A1 (de) 1986-03-20
FR2570084A1 (fr) 1986-03-14
GB8521740D0 (en) 1985-10-09
CA1253054A (en) 1989-04-25
DE3532451C2 (it) 1987-10-22
GB2164358A (en) 1986-03-19
DK413185A (da) 1986-03-14
JPS6179725A (ja) 1986-04-23
AU576383B2 (en) 1988-08-25
IT8422647A0 (it) 1984-09-13
ES547703A0 (es) 1986-09-01
PT81120B (pt) 1992-05-29
NO853543L (no) 1986-03-14
BR8504550A (pt) 1986-07-15
PT81120A (en) 1985-10-01
BE903227A (fr) 1986-03-12
ES8609491A1 (es) 1986-09-01

Similar Documents

Publication Publication Date Title
NZ213327A (en) Method for the surface hardening of drill rod couplings
WO2001042615A2 (en) Drill rod
US6978852B2 (en) Rock drill product and method
Howes Surface Hardening Considerations for Relation to Total Gear Manufacturing System. II. Energy Sources for Selective Case Hardening and Stress Patterns
Majumdar et al. Inelastic deformation of metal matrix composites: compression and fatigue
EP3939748A1 (en) Tool with protruding structure
Velikikh et al. An X-Ray Study of the Residual Stresses Induced by Pulsed Laser Hardening of Steels
Lu et al. Effects of laser heating treatment on microstructures and mechanical properties of hard alloy YG 8
JPS61117266A (ja) 抄紙機用摺動材の製造方法
JPH0681030A (ja) 耐焼付き性に優れた摺動部材およびその製造方法
SU1442355A1 (ru) Способ восстановлени шеек коленчатого вала,изношенных сверх пределов ремонтных размеров
Goritskii et al. Comparison of Fractographic Peculiarities of Steel 10 KhSND Destruction at a State of Reversible Temper Brittleness and Thermal Embrittlement
JPS61149502A (ja) タ−ビンロ−タ
Bell et al. Nitriding laser treated titanium bearing low alloy steels
Naumann et al. Case Hardened Sleeves of Supposedly Differing Surface Hardness
Andriyashin Effectiveness of Strengthening Machine Parts With Different Tools.(Retroactive Coverage)
SU1671706A1 (ru) Способ восстановлени стальных деталей
Kodzaspirov Comparison of properties of heat treatment steels and plastic strain surface working steels
Wang et al. Optimization of Induction Hardening Technology and Quick Heating--Low Temperature Quenching
Petrov et al. Crack Resistance of High Speed and Tool Steels After Heat Treatments
Tomkings Review of Alternative Techniques for Improving Properties of Weldments
Niji Conventional machining of ESR 4340 steel
Goncharenko et al. Deformation of steels during laser hardening
Cai Prevention of Fatigue Crack of 40 Cr Steel by Laser Irradiation
JPS63278672A (ja) 耐磨耗材肉盛溶接方法