IT1219974B - Procedimento di tempra a rifusione - Google Patents
Procedimento di tempra a rifusioneInfo
- Publication number
- IT1219974B IT1219974B IT21898/82A IT2189882A IT1219974B IT 1219974 B IT1219974 B IT 1219974B IT 21898/82 A IT21898/82 A IT 21898/82A IT 2189882 A IT2189882 A IT 2189882A IT 1219974 B IT1219974 B IT 1219974B
- Authority
- IT
- Italy
- Prior art keywords
- refusion
- hardening procedure
- hardening
- procedure
- refusion hardening
- Prior art date
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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/3494—Means for controlling discharge parameters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/40—Details, e.g. electrodes, nozzles using applied magnetic fields, e.g. for focusing or rotating the arc
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH419881 | 1981-06-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8221898A0 IT8221898A0 (it) | 1982-06-17 |
IT1219974B true IT1219974B (it) | 1990-05-24 |
Family
ID=4271619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21898/82A IT1219974B (it) | 1981-06-25 | 1982-06-17 | Procedimento di tempra a rifusione |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0082157A1 (it) |
IT (1) | IT1219974B (it) |
WO (1) | WO1983000051A1 (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60187660A (ja) * | 1984-02-24 | 1985-09-25 | Honda Motor Co Ltd | 部分硬化鋳鉄部材 |
DE3508131A1 (de) * | 1984-03-07 | 1985-09-19 | Honda Giken Kogyo K.K., Shibuya, Tokio/Tokyo | Verfahren und vorrichtung zum umschmelzen und haerten eines laenglichen werkstuecks, insbesondere einer nockenwelle |
AT392483B (de) * | 1989-07-25 | 1991-04-10 | Schuler Albert | Verfahren zum haerten der schneidkanten von saegen |
US5114499A (en) * | 1990-03-05 | 1992-05-19 | Mazda Motor Corporation | Method of forming chilled layer |
EP0732419A1 (en) * | 1995-03-14 | 1996-09-18 | Isuzu Motors Limited | Re-melt processing method on metal surface |
GB2376433A (en) * | 2001-06-14 | 2002-12-18 | Federal Mogul Camshaft Casting | Manufacturing camshafts |
US8109247B2 (en) | 2008-05-19 | 2012-02-07 | GM Global Technology Operations LLC | Wear resistant camshaft and follower material |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1343963A (fr) * | 1962-12-21 | 1963-11-22 | Yawata Iron & Steel Co | Procédé de chauffage avec un arc mis magnétiquement en oscillation |
US3802927A (en) * | 1970-09-14 | 1974-04-09 | N Gomada | Apex seal for rotary piston engine and method of producing same |
DE2344270A1 (de) * | 1973-09-01 | 1975-03-27 | Audi Nsu Auto Union Ag | Verfahren zur verbesserung der verschleisseigenschaften der laufflaechen von graugussnockenwellen in brennkraftmaschinen |
CH591306A5 (it) * | 1975-01-27 | 1977-09-15 | Secheron Soudure Sa | |
GB1543164A (en) * | 1975-03-05 | 1979-03-28 | Nat Res Dev | Plasma torches |
DE2824373A1 (de) * | 1978-06-03 | 1979-12-06 | Aeg Elotherm Gmbh | Verfahren zum oberflaechenhaerten eines gusseisernen werkstuecks begrenzter waermekapazitaet |
-
1982
- 1982-06-17 IT IT21898/82A patent/IT1219974B/it active
- 1982-06-22 EP EP82901837A patent/EP0082157A1/de not_active Withdrawn
- 1982-06-22 WO PCT/CH1982/000083 patent/WO1983000051A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
IT8221898A0 (it) | 1982-06-17 |
EP0082157A1 (de) | 1983-06-29 |
WO1983000051A1 (en) | 1983-01-06 |
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