FR2172951A1 - - Google Patents
Info
- Publication number
- FR2172951A1 FR2172951A1 FR7235677A FR7235677A FR2172951A1 FR 2172951 A1 FR2172951 A1 FR 2172951A1 FR 7235677 A FR7235677 A FR 7235677A FR 7235677 A FR7235677 A FR 7235677A FR 2172951 A1 FR2172951 A1 FR 2172951A1
- Authority
- FR
- France
- 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.)
- Granted
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
- C21D1/84—Controlled slow cooling
-
- 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
- C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
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 Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Articles (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22869072A | 1972-02-23 | 1972-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2172951A1 true FR2172951A1 (OSRAM) | 1973-10-05 |
| FR2172951B1 FR2172951B1 (OSRAM) | 1974-08-19 |
Family
ID=22858202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7235677A Expired FR2172951B1 (OSRAM) | 1972-02-23 | 1972-10-09 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3753789A (OSRAM) |
| AU (1) | AU448168B2 (OSRAM) |
| CA (1) | CA966397A (OSRAM) |
| DE (1) | DE2245424C3 (OSRAM) |
| ES (1) | ES407190A1 (OSRAM) |
| FR (1) | FR2172951B1 (OSRAM) |
| GB (1) | GB1355774A (OSRAM) |
| IT (1) | IT965187B (OSRAM) |
| SE (1) | SE395284B (OSRAM) |
| ZA (1) | ZA725722B (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729802A (en) * | 1986-01-16 | 1988-03-08 | J. I. Case Company | Opener-disk heat-treating process and product |
| JP3516189B2 (ja) | 1996-01-23 | 2004-04-05 | 住友金属工業株式会社 | 耐摩耗性および耐熱亀裂性に優れた鉄道車両用車輪およびその製造方法 |
| FR2746707B1 (fr) * | 1996-03-29 | 1998-04-24 | Valdunes | Roue de chemin de fer |
| RU2119841C1 (ru) * | 1997-05-06 | 1998-10-10 | Комратов Юрий Сергеевич | Способ изготовления цельнокатаных железнодорожных колес из непрерывнолитых слитков |
| US6205930B1 (en) * | 1999-03-09 | 2001-03-27 | Curt J. Waedekin | Trolley wheel tread and flange |
| US6216362B1 (en) | 2000-02-18 | 2001-04-17 | Amsted Industries Incorporated | Method and apparatus for control of the cooling rate of cast steel railway wheels |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1586315A (OSRAM) * | 1967-10-18 | 1970-02-13 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1071012A (en) * | 1912-11-19 | 1913-08-19 | John S Unger | Method of treating solids of revolution. |
| US1859623A (en) * | 1930-06-25 | 1932-05-24 | Bonney Floyd Co | Cast steel body and method of hardening same |
| US3043317A (en) * | 1959-12-10 | 1962-07-10 | Amsted Ind Inc | Wheel hub cooling arrangement |
| US3370993A (en) * | 1965-03-18 | 1968-02-27 | Babcock & Wilcox Co | Heat treatment of metals |
-
1972
- 1972-02-23 US US00228690A patent/US3753789A/en not_active Expired - Lifetime
- 1972-08-16 SE SE7210649A patent/SE395284B/xx unknown
- 1972-08-17 GB GB3844972A patent/GB1355774A/en not_active Expired
- 1972-08-18 AU AU45762/72A patent/AU448168B2/en not_active Expired
- 1972-08-21 ZA ZA725722A patent/ZA725722B/xx unknown
- 1972-08-24 CA CA150,131A patent/CA966397A/en not_active Expired
- 1972-09-02 IT IT52513/72A patent/IT965187B/it active
- 1972-09-15 DE DE2245424A patent/DE2245424C3/de not_active Expired
- 1972-09-30 ES ES407190A patent/ES407190A1/es not_active Expired
- 1972-10-09 FR FR7235677A patent/FR2172951B1/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1586315A (OSRAM) * | 1967-10-18 | 1970-02-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU448168B2 (en) | 1974-05-09 |
| US3753789A (en) | 1973-08-21 |
| DE2245424B2 (de) | 1975-04-10 |
| ZA725722B (en) | 1973-05-30 |
| DE2245424A1 (de) | 1973-09-13 |
| SE395284B (sv) | 1977-08-08 |
| DE2245424C3 (de) | 1975-11-27 |
| CA966397A (en) | 1975-04-22 |
| ES407190A1 (es) | 1975-10-16 |
| IT965187B (it) | 1974-01-31 |
| GB1355774A (en) | 1974-06-05 |
| AU4576272A (en) | 1974-03-07 |
| FR2172951B1 (OSRAM) | 1974-08-19 |