EP0247021A3 - Apparatus for the controlled thermal treatment of railroad-switch components - Google Patents

Apparatus for the controlled thermal treatment of railroad-switch components Download PDF

Info

Publication number: EP0247021A3
Authority: EP; European Patent Office
Prior art keywords: railroad; thermal treatment; switch components; controlled thermal; controlled
Prior art date: 1986-05-22
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

Application number

EP87890068A

Other languages

German (de)

Other versions

EP0247021B1 (en

EP0247021A2 (en

Inventor

Johannes Dipl.-Ing. Blumauer

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Voestalpine Turnout Technology Zeltweg GmbH

Original Assignee

Voestalpine AG

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.)

1986-05-22

Filing date

1987-04-08

Publication date

1988-09-07

1987-04-08 Application filed by Voestalpine AG filed Critical Voestalpine AG

1987-11-25 Publication of EP0247021A2 publication Critical patent/EP0247021A2/en

1988-09-07 Publication of EP0247021A3 publication Critical patent/EP0247021A3/en

1991-12-04 Application granted granted Critical

1991-12-04 Publication of EP0247021B1 publication Critical patent/EP0247021B1/en

2007-04-08 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
- 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
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching

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)

EP19870890068 1986-05-22 1987-04-08 Apparatus for the controlled thermal treatment of railroad-switch components Expired - Lifetime EP0247021B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AT137186A AT384624B (en)	1986-05-22	1986-05-22	DEVICE FOR CONTROLLED HEAT TREATMENT OF SOFT PARTS
AT1371/86		1986-05-22

Publications (3)

Publication Number	Publication Date
EP0247021A2 EP0247021A2 (en)	1987-11-25
EP0247021A3 true EP0247021A3 (en)	1988-09-07
EP0247021B1 EP0247021B1 (en)	1991-12-04

Family

ID=3512440

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19870890068 Expired - Lifetime EP0247021B1 (en)	1986-05-22	1987-04-08	Apparatus for the controlled thermal treatment of railroad-switch components

Country Status (3)

Country	Link
EP (1)	EP0247021B1 (en)
AT (1)	AT384624B (en)
DE (1)	DE3774931D1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT401359B (en) *	1991-04-05	1996-08-26	Vae Ag	METHOD FOR PRODUCING A HEART PIECE
DE4200545A1 (en) *	1992-01-11	1993-07-15	Butzbacher Weichenbau Gmbh	TRACK PARTS AND METHOD FOR THE PRODUCTION THEREOF
AT406834B (en) *	1997-12-18	2000-09-25	Voest Alpine Ind Anlagen	COOLING DEVICE FOR COOLING A HOT MOVING METAL STRIP
RU2456352C1 (en) *	2010-11-11	2012-07-20	Общество С Ограниченной Ответственностью Научно-Производственное Предприятие "Томская Электронная Компания"	Procedure and device for thermal treatment of rails
CN103898303B (en) *	2012-12-31	2016-06-08	攀钢集团攀枝花钢铁研究院有限公司	The heat treatment method of a kind of turnout rail and turnout rail
EP4348148A1 (en) *	2021-05-31	2024-04-10	SMS Group GmbH	Forced air cooling for cooling long steel products

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE249086C (en) *
AT323224B (en) *	1970-10-02	1975-06-25	Wendel Sidelor	METHOD OF HEAT TREATMENT OF A ROLLED RAIL
DE2541978A1 (en) *	1975-09-20	1977-03-24	Butzbacher Weichenbau Gmbh	METHOD FOR HEAT TREATMENT OF SWITCH RAIL PARTS
DE3209918A1 (en) *	1982-03-18	1983-10-06	Kloeckner Werke Ag	Process for the heat treatment of switch parts
EP0161236A2 (en) *	1984-05-09	1985-11-13	CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif	Apparatus for manufacturing rails

1986
- 1986-05-22 AT AT137186A patent/AT384624B/en not_active IP Right Cessation
1987
- 1987-04-08 DE DE8787890068T patent/DE3774931D1/en not_active Expired - Lifetime
- 1987-04-08 EP EP19870890068 patent/EP0247021B1/en not_active Expired - Lifetime

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE249086C (en) *
AT323224B (en) *	1970-10-02	1975-06-25	Wendel Sidelor	METHOD OF HEAT TREATMENT OF A ROLLED RAIL
DE2541978A1 (en) *	1975-09-20	1977-03-24	Butzbacher Weichenbau Gmbh	METHOD FOR HEAT TREATMENT OF SWITCH RAIL PARTS
DE3209918A1 (en) *	1982-03-18	1983-10-06	Kloeckner Werke Ag	Process for the heat treatment of switch parts
EP0161236A2 (en) *	1984-05-09	1985-11-13	CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif	Apparatus for manufacturing rails

Also Published As

Publication number	Publication date
EP0247021B1 (en)	1991-12-04
EP0247021A2 (en)	1987-11-25
AT384624B (en)	1987-12-10
ATA137186A (en)	1987-05-15
DE3774931D1 (en)	1992-01-16

Legal Events

Date	Code	Title	Description
1987-10-10	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1987-11-25	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): BE CH DE FR GB IT LI LU NL SE
1988-07-18	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1988-09-07	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE CH DE FR GB IT LI LU NL SE
1988-11-02	17P	Request for examination filed	Effective date: 19880908
1990-01-03	17Q	First examination report despatched	Effective date: 19891117
1991-08-28	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: VOEST-ALPINE EISENBAHNSYSTEME GESELLSCHAFT M.B.H.
1991-10-18	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1991-11-28	ITF	It: translation for a ep patent filed	Owner name: BARZANO' E ZANARDO MILANO S.P.A.
1991-12-04	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE CH DE FR GB IT LI LU NL SE
1992-01-16	REF	Corresponds to:	Ref document number: 3774931 Country of ref document: DE Date of ref document: 19920116
1992-02-12	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1992-02-14	ET	Fr: translation filed
1992-04-08	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19920408
1992-04-09	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Effective date: 19920409
1992-04-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19920430 Ref country code: LI Effective date: 19920430 Ref country code: CH Effective date: 19920430 Ref country code: BE Effective date: 19920430
1992-10-08	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1992-10-08	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1992-10-31	BERE	Be: lapsed	Owner name: VOEST-ALPINE EISENBAHNSYSTEME G.M.B.H. Effective date: 19920430
1992-11-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Effective date: 19921101
1992-11-25	26N	No opposition filed
1992-12-02	GBPC	Gb: european patent ceased through non-payment of renewal fee
1992-12-16	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee
1992-12-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19921230
1992-12-31	REG	Reference to a national code	Ref country code: CH Ref legal event code: PL
1993-01-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19930101
1993-02-26	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1995-01-31	EUG	Se: european patent has lapsed	Ref document number: 87890068.7 Effective date: 19921108
2005-04-08	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050408

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