BE730403A - - Google Patents
Info
- Publication number
- BE730403A BE730403A BE730403DA BE730403A BE 730403 A BE730403 A BE 730403A BE 730403D A BE730403D A BE 730403DA BE 730403 A BE730403 A BE 730403A
- Authority
- BE
- Belgium
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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/18—Reconditioning or repairing worn or damaged parts on the spot, e.g. applying inlays, building-up rails by welding; Heating or cooling of parts on the spot, e.g. for reducing joint gaps, for hardening rails
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT300068A AT294887B (de) | 1968-03-27 | 1968-03-27 | Verfahren zur Beseitigung von Riffeln bzw. zur Verminderung oder Vermeidung der Riffelbildung auf den Lauf- und bzw. oder Führungsflächen von Schienen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE730403A true BE730403A (https=) | 1969-09-01 |
Family
ID=3543747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE730403D BE730403A (https=) | 1968-03-27 | 1969-03-25 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT294887B (https=) |
| BE (1) | BE730403A (https=) |
| CH (1) | CH485913A (https=) |
| DK (1) | DK125923B (https=) |
| FR (1) | FR2004811A1 (https=) |
| GB (1) | GB1234679A (https=) |
| NL (1) | NL158238B (https=) |
| SE (1) | SE358918B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2821227C2 (de) * | 1978-05-16 | 1982-12-23 | Krupp Stahl Ag, 4630 Bochum | Verfahren zur Herstellung von Schienen mit verminderter Riffelbildung |
| GB2059444A (en) * | 1979-05-07 | 1981-04-23 | Commw Scient Ind Res Org | Surface hardening of metals by electric arc discharge |
| DE102007060215A1 (de) * | 2007-12-12 | 2009-06-18 | Laurent Goer | Vorrichtung zum Bearbeiten einer Fahrkante |
-
1968
- 1968-03-27 AT AT300068A patent/AT294887B/de active
-
1969
- 1969-02-21 CH CH271469A patent/CH485913A/de not_active IP Right Cessation
- 1969-03-19 FR FR6907834A patent/FR2004811A1/fr not_active Withdrawn
- 1969-03-24 NL NL6904468A patent/NL158238B/xx not_active IP Right Cessation
- 1969-03-25 SE SE413869A patent/SE358918B/xx unknown
- 1969-03-25 BE BE730403D patent/BE730403A/xx not_active IP Right Cessation
- 1969-03-26 DK DK166669A patent/DK125923B/da unknown
- 1969-03-26 GB GB1234679D patent/GB1234679A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL158238B (nl) | 1978-10-16 |
| DE1903753B2 (de) | 1976-09-02 |
| DK125923B (da) | 1973-05-21 |
| SE358918B (https=) | 1973-08-13 |
| AT294887B (de) | 1971-12-10 |
| CH485913A (de) | 1970-02-15 |
| GB1234679A (https=) | 1971-06-09 |
| FR2004811A1 (https=) | 1969-12-05 |
| NL6904468A (https=) | 1969-09-30 |
| DE1903753A1 (de) | 1969-10-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: ELEKTRO-THERMIT G.M.B.H. Effective date: 19850325 |