IT965187B - Procedimento per la fabbricazione di ruote d acciaio per ferrovie - Google Patents

Procedimento per la fabbricazione di ruote d acciaio per ferrovie

Info

Publication number: IT965187B
Authority: IT; Italy
Prior art keywords: railways; procedure; manufacture; steel wheels; wheels
Prior art date: 1972-02-23

Application number

IT52513/72A

Other languages

English (en)

Original Assignee

Amsted Ind Inc

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.)

1972-02-23

Filing date

1972-09-02

Publication date

1974-01-31

1972-09-02 Application filed by Amsted Ind Inc filed Critical Amsted Ind Inc

1974-01-31 Application granted granted Critical

1974-01-31 Publication of IT965187B publication Critical patent/IT965187B/it

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)

IT52513/72A 1972-02-23 1972-09-02 Procedimento per la fabbricazione di ruote d acciaio per ferrovie IT965187B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US22869072A	1972-02-23	1972-02-23

Publications (1)

Publication Number	Publication Date
IT965187B true IT965187B (it)	1974-01-31

Family

ID=22858202

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT52513/72A IT965187B (it)	1972-02-23	1972-09-02	Procedimento per la fabbricazione di ruote d acciaio per ferrovie

Country Status (10)

Country	Link
US (1)	US3753789A (it)
AU (1)	AU448168B2 (it)
CA (1)	CA966397A (it)
DE (1)	DE2245424C3 (it)
ES (1)	ES407190A1 (it)
FR (1)	FR2172951B1 (it)
GB (1)	GB1355774A (it)
IT (1)	IT965187B (it)
SE (1)	SE395284B (it)
ZA (1)	ZA725722B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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
US3558367A (en) *	1967-10-18	1971-01-26	Amsted Ind Inc	Wheel cooling

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

Also Published As

Publication number	Publication date
ES407190A1 (es)	1975-10-16
AU4576272A (en)	1974-03-07
DE2245424C3 (de)	1975-11-27
US3753789A (en)	1973-08-21
CA966397A (en)	1975-04-22
DE2245424B2 (de)	1975-04-10
DE2245424A1 (de)	1973-09-13
GB1355774A (en)	1974-06-05
FR2172951B1 (it)	1974-08-19
ZA725722B (en)	1973-05-30
AU448168B2 (en)	1974-05-09
SE395284B (sv)	1977-08-08
FR2172951A1 (it)	1973-10-05

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