CS266577B2 - Method of rails depressions' formation prevention zone between point's end and points' profile and device for realization of this method - Google Patents
Method of rails depressions' formation prevention zone between point's end and points' profile and device for realization of this method Download PDFInfo
- Publication number
- CS266577B2 CS266577B2 CS861937A CS193786A CS266577B2 CS 266577 B2 CS266577 B2 CS 266577B2 CS 861937 A CS861937 A CS 861937A CS 193786 A CS193786 A CS 193786A CS 266577 B2 CS266577 B2 CS 266577B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- rail
- tongue
- heat treatment
- temperature
- profile
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000015572 biosynthetic process Effects 0.000 title description 3
- 230000002265 prevention Effects 0.000 title 1
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 230000008859 change Effects 0.000 claims abstract description 8
- 230000007704 transition Effects 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 5
- 238000000137 annealing Methods 0.000 description 3
- 238000003856 thermoforming Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000011437 continuous method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- 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
- 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)
- Furnace Charging Or Discharging (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Chutes (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Seats For Vehicles (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Screw Conveyors (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Underground Or Underwater Handling Of Building Materials (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Railway Tracks (AREA)
- Paper (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0088785A AT391707B (de) | 1985-03-25 | 1985-03-25 | Verfahren zum verhindern der eindellung von schienen im uebergangsbereich sowie vorrichtung zur durchfuehrung dieses verfahrens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS193786A2 CS193786A2 (en) | 1989-04-14 |
| CS266577B2 true CS266577B2 (en) | 1990-01-12 |
Family
ID=3502117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS861937A CS266577B2 (en) | 1985-03-25 | 1986-03-19 | Method of rails depressions' formation prevention zone between point's end and points' profile and device for realization of this method |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0199706B1 (de) |
| AT (2) | AT391707B (de) |
| CS (1) | CS266577B2 (de) |
| DD (1) | DD244990A5 (de) |
| DE (1) | DE3669538D1 (de) |
| HU (1) | HU195545B (de) |
| NO (1) | NO161632C (de) |
| PL (1) | PL145456B1 (de) |
| YU (2) | YU44545B (de) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB448416A (en) * | 1933-09-06 | 1936-05-27 | Oxweld Railroad Service Compan | Improvements in or relating to the surface hardening of rails and to rails treated thereby |
| US2484897A (en) * | 1946-10-22 | 1949-10-18 | Linde Air Prod Co | Apparatus for heat-treating surfaces of rails |
| DE800867C (de) * | 1949-10-25 | 1950-12-11 | Deutsche Bundesbahn | Verfahren und Vorrichtung zum Beseitigen von Riffeln auf Schienen |
| BE626486A (de) * | 1961-12-27 | |||
| DE2541978C3 (de) * | 1975-09-20 | 1978-08-24 | Butzbacher Weichenbau Gmbh, 6308 Butzbach | Verfahren zur Wärmebehandlung von Weichenteilen im Durchlaufverfahren |
| DE2821227C2 (de) * | 1978-05-16 | 1982-12-23 | Krupp Stahl Ag, 4630 Bochum | Verfahren zur Herstellung von Schienen mit verminderter Riffelbildung |
-
1985
- 1985-03-25 AT AT0088785A patent/AT391707B/de not_active IP Right Cessation
-
1986
- 1986-03-12 YU YU365/86A patent/YU44545B/xx unknown
- 1986-03-19 CS CS861937A patent/CS266577B2/cs unknown
- 1986-03-19 HU HU861158A patent/HU195545B/hu not_active IP Right Cessation
- 1986-03-21 NO NO861149A patent/NO161632C/no unknown
- 1986-03-24 DE DE8686890076T patent/DE3669538D1/de not_active Expired - Lifetime
- 1986-03-24 DD DD86288247A patent/DD244990A5/de not_active IP Right Cessation
- 1986-03-24 EP EP86890076A patent/EP0199706B1/de not_active Expired - Lifetime
- 1986-03-24 PL PL1986258590A patent/PL145456B1/pl unknown
- 1986-03-24 AT AT86890076T patent/ATE51036T1/de not_active IP Right Cessation
-
1987
- 1987-09-04 YU YU1643/87A patent/YU44642B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE51036T1 (de) | 1990-03-15 |
| YU36586A (en) | 1988-06-30 |
| DE3669538D1 (de) | 1990-04-19 |
| YU164387A (en) | 1988-12-31 |
| HUT43655A (en) | 1987-11-30 |
| NO861149L (no) | 1986-09-26 |
| NO161632C (no) | 1989-09-06 |
| ATA88785A (de) | 1990-05-15 |
| PL145456B1 (en) | 1988-09-30 |
| DD244990A5 (de) | 1987-04-22 |
| CS193786A2 (en) | 1989-04-14 |
| EP0199706A3 (en) | 1987-05-13 |
| EP0199706A2 (de) | 1986-10-29 |
| HU195545B (en) | 1988-05-30 |
| YU44545B (en) | 1990-08-31 |
| YU44642B (en) | 1990-10-31 |
| NO161632B (no) | 1989-05-29 |
| EP0199706B1 (de) | 1990-03-14 |
| AT391707B (de) | 1990-11-26 |
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