GB1228382A - - Google Patents

Info

Publication number
GB1228382A
GB1228382A GB1228382DA GB1228382A GB 1228382 A GB1228382 A GB 1228382A GB 1228382D A GB1228382D A GB 1228382DA GB 1228382 A GB1228382 A GB 1228382A
Authority
GB
United Kingdom
Prior art keywords
rail
heater
workpiece
base
past
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1228382A publication Critical patent/GB1228382A/en
Expired legal-status Critical Current

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
    • 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)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
GB1228382D 1967-06-29 1968-07-01 Expired GB1228382A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO5415867 1967-06-29

Publications (1)

Publication Number Publication Date
GB1228382A true GB1228382A (enExample) 1971-04-15

Family

ID=20086601

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228382D Expired GB1228382A (enExample) 1967-06-29 1968-07-01

Country Status (6)

Country Link
US (1) US3622407A (enExample)
AT (1) AT294878B (enExample)
BE (1) BE717328A (enExample)
DE (1) DE1758517B1 (enExample)
FR (1) FR1583991A (enExample)
GB (1) GB1228382A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2541978C3 (de) * 1975-09-20 1978-08-24 Butzbacher Weichenbau Gmbh, 6308 Butzbach Verfahren zur Wärmebehandlung von Weichenteilen im Durchlaufverfahren
JPS54148124A (en) 1978-05-12 1979-11-20 Nippon Steel Corp Manufacture of high strength rall of excellent weldability
US4899570A (en) * 1988-04-05 1990-02-13 Teledyne Industries, Inc. Apparatus and method of rotary forging with induction heating
CN102505589B (zh) * 2011-11-02 2015-01-07 中铁上海工程局集团有限公司 便携式钢轨焊接接头中高频电感应加热正火装置和方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US882162A (en) * 1907-04-13 1908-03-17 William A Painter Method of hardening steel.
US2572201A (en) * 1948-02-10 1951-10-23 Air Reduction Method of hardening the ends of railroad rails
DE1014678B (de) * 1955-06-07 1957-08-29 Bbc Brown Boveri & Cie Durchlaufinduktionsofen zur in Richtung der Laengsachse ungleichmaessigen Erwaermungvon Metallbloecken

Also Published As

Publication number Publication date
AT294878B (de) 1971-12-10
US3622407A (en) 1971-11-23
BE717328A (enExample) 1968-12-02
DE1758517B1 (de) 1970-12-10
FR1583991A (enExample) 1969-12-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees