IT1068280B - PROCEDURE AND EQUIPMENT FOR THERMALLY TREATING ELEMENTS OF SWITCHES FOR RAILS - Google Patents

PROCEDURE AND EQUIPMENT FOR THERMALLY TREATING ELEMENTS OF SWITCHES FOR RAILS

Info

Publication number
IT1068280B
IT1068280B IT27331/76A IT2733176A IT1068280B IT 1068280 B IT1068280 B IT 1068280B IT 27331/76 A IT27331/76 A IT 27331/76A IT 2733176 A IT2733176 A IT 2733176A IT 1068280 B IT1068280 B IT 1068280B
Authority
IT
Italy
Prior art keywords
rails
switches
procedure
equipment
thermally treating
Prior art date
Application number
IT27331/76A
Other languages
Italian (it)
Original Assignee
Butzbacher Weichenbau Gmbh
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 Butzbacher Weichenbau Gmbh filed Critical Butzbacher Weichenbau Gmbh
Application granted granted Critical
Publication of IT1068280B publication Critical patent/IT1068280B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/10—Frogs
    • E01B7/12—Fixed frogs made of one part or composite
    • 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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Heat Treatment Of Articles (AREA)
IT27331/76A 1975-09-20 1976-09-17 PROCEDURE AND EQUIPMENT FOR THERMALLY TREATING ELEMENTS OF SWITCHES FOR RAILS IT1068280B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2541978A DE2541978C3 (en) 1975-09-20 1975-09-20 Process for the heat treatment of switch parts in a continuous process

Publications (1)

Publication Number Publication Date
IT1068280B true IT1068280B (en) 1985-03-21

Family

ID=5956971

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27331/76A IT1068280B (en) 1975-09-20 1976-09-17 PROCEDURE AND EQUIPMENT FOR THERMALLY TREATING ELEMENTS OF SWITCHES FOR RAILS

Country Status (15)

Country Link
AT (1) AT386841B (en)
BE (1) BE846377A (en)
BG (1) BG39807A3 (en)
CH (1) CH621364A5 (en)
DD (1) DD126536A5 (en)
DE (1) DE2541978C3 (en)
FI (1) FI762667A (en)
FR (1) FR2324743A1 (en)
GB (1) GB1510608A (en)
IT (1) IT1068280B (en)
LU (1) LU75832A1 (en)
NL (1) NL7609909A (en)
RO (1) RO72116A (en)
YU (1) YU37191B (en)
ZA (1) ZA765542B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940826C2 (en) * 1979-10-09 1987-03-26 Fa. Paul Ferd. Peddinghaus, 5820 Gevelsberg Process for deep hardening of workpieces and device for carrying out this process
DE3446794C1 (en) * 1984-12-21 1986-01-02 BWG Butzbacher Weichenbau GmbH, 6308 Butzbach Process for the heat treatment of pearlitic rail steel
AT391707B (en) * 1985-03-25 1990-11-26 Voest Alpine Ag METHOD FOR PREVENTING ADJUSTMENT OF RAILS IN THE TRANSITIONAL AREA AND DEVICE FOR CARRYING OUT THIS METHOD
AT384624B (en) * 1986-05-22 1987-12-10 Voest Alpine Ag DEVICE FOR CONTROLLED HEAT TREATMENT OF SOFT PARTS
AT401359B (en) * 1991-04-05 1996-08-26 Vae Ag METHOD FOR PRODUCING A HEART PIECE
DE4200545A1 (en) * 1992-01-11 1993-07-15 Butzbacher Weichenbau Gmbh TRACK PARTS AND METHOD FOR THE PRODUCTION THEREOF

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1758517B1 (en) * 1967-06-29 1970-12-10 Inst Cercetari Tehnologice Pen Process for the heat treatment of elongated workpieces with a cross-sectional shape that changes in the longitudinal direction
DE1938290A1 (en) * 1968-08-13 1970-02-19 Union Carbide Corp Method and device for hardening rails

Also Published As

Publication number Publication date
LU75832A1 (en) 1977-05-04
DE2541978B2 (en) 1977-12-15
NL7609909A (en) 1977-03-22
FI762667A (en) 1977-03-21
FR2324743A1 (en) 1977-04-15
AT386841B (en) 1988-10-25
YU37191B (en) 1984-08-31
BE846377A (en) 1977-01-17
DD126536A5 (en) 1977-07-20
ATA676276A (en) 1980-01-15
YU225476A (en) 1983-04-27
ZA765542B (en) 1977-08-31
CH621364A5 (en) 1981-01-30
BG39807A3 (en) 1986-08-15
GB1510608A (en) 1978-05-10
DE2541978A1 (en) 1977-03-24
DE2541978C3 (en) 1978-08-24
RO72116A (en) 1981-11-04

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940923