FI20035082A0 - Method for surface hardening of thermal rollers - Google Patents

Method for surface hardening of thermal rollers

Info

Publication number
FI20035082A0
FI20035082A0 FI20035082A FI20035082A FI20035082A0 FI 20035082 A0 FI20035082 A0 FI 20035082A0 FI 20035082 A FI20035082 A FI 20035082A FI 20035082 A FI20035082 A FI 20035082A FI 20035082 A0 FI20035082 A0 FI 20035082A0
Authority
FI
Finland
Prior art keywords
surface hardening
thermal rollers
rollers
thermal
hardening
Prior art date
Application number
FI20035082A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI20035082A (en
FI115773B (en
Inventor
Kari Blomster
Tomi Norrby
Original Assignee
Metso Paper 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
Priority claimed from FI20035014A external-priority patent/FI20035014A0/en
Application filed by Metso Paper Inc filed Critical Metso Paper Inc
Priority to FI20035082A priority Critical patent/FI115773B/en
Publication of FI20035082A0 publication Critical patent/FI20035082A0/en
Priority to PCT/FI2004/050001 priority patent/WO2004070065A1/en
Priority to GB0512223A priority patent/GB2410959B/en
Priority to JP2006502080A priority patent/JP2006518418A/en
Priority to DE112004000112T priority patent/DE112004000112T5/en
Publication of FI20035082A publication Critical patent/FI20035082A/en
Application granted granted Critical
Publication of FI115773B publication Critical patent/FI115773B/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
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • 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
    • C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/10—Differential treatment of inner with respect to outer regions, e.g. core and periphery, respectively
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
FI20035082A 2003-02-07 2003-06-03 Method for surface tempering of thermal rollers FI115773B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20035082A FI115773B (en) 2003-02-07 2003-06-03 Method for surface tempering of thermal rollers
PCT/FI2004/050001 WO2004070065A1 (en) 2003-02-07 2004-01-14 Method for surface hardening of thermo rolls
GB0512223A GB2410959B (en) 2003-02-07 2004-01-14 Method for surface hardening of thermo rolls
JP2006502080A JP2006518418A (en) 2003-02-07 2004-01-14 Heat roll surface curing method
DE112004000112T DE112004000112T5 (en) 2003-02-07 2004-01-14 Process for surface hardening of thermo rolls

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI20035014A FI20035014A0 (en) 2003-02-07 2003-02-07 Steel roll hardening process
FI20035014 2003-02-07
FI20035082 2003-06-03
FI20035082A FI115773B (en) 2003-02-07 2003-06-03 Method for surface tempering of thermal rollers

Publications (3)

Publication Number Publication Date
FI20035082A0 true FI20035082A0 (en) 2003-06-03
FI20035082A FI20035082A (en) 2004-08-08
FI115773B FI115773B (en) 2005-07-15

Family

ID=26161355

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20035082A FI115773B (en) 2003-02-07 2003-06-03 Method for surface tempering of thermal rollers

Country Status (5)

Country Link
JP (1) JP2006518418A (en)
DE (1) DE112004000112T5 (en)
FI (1) FI115773B (en)
GB (1) GB2410959B (en)
WO (1) WO2004070065A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4715907A (en) * 1985-07-08 1987-12-29 Tocco, Inc. Method for heat treating ferrous parts
FI88420B (en) * 1991-03-20 1993-01-29 Valmet Paper Machinery Inc FOERFARANDE FOER FRAMSTAELLNING AV EN VALS OCH EN VALS
FI109720B (en) * 2000-09-15 2002-09-30 Metso Paper Inc Process for the manufacture of a roll cover for a roll used for the production or further processing of paper and / or board

Also Published As

Publication number Publication date
FI20035082A (en) 2004-08-08
GB2410959A (en) 2005-08-17
GB0512223D0 (en) 2005-07-27
GB2410959B (en) 2006-01-25
FI115773B (en) 2005-07-15
WO2004070065A1 (en) 2004-08-19
JP2006518418A (en) 2006-08-10
DE112004000112T5 (en) 2005-10-27

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