ATE196511T1 - Verfahren und vorrichtung zur wärmebehandlung metallischer werkstücke unter schutzgas - Google Patents

Verfahren und vorrichtung zur wärmebehandlung metallischer werkstücke unter schutzgas

Info

Publication number: ATE196511T1
Authority: AT; Austria
Prior art keywords: gas; heat treatment; metal workpieces; workpieces under; reactor
Prior art date: 1996-03-20

Application number

AT96830133T

Other languages

English (en)

Inventor

Daniele Valtolina

Original Assignee

Sol Spa

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.)

1996-03-20

Filing date

1996-03-20

Publication date

2000-10-15

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8225837&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE196511(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1996-03-20 Application filed by Sol Spa filed Critical Sol Spa

2000-10-15 Application granted granted Critical

2000-10-15 Publication of ATE196511T1 publication Critical patent/ATE196511T1/de

Links

238000010438 heat treatment Methods 0.000 title abstract 4
238000000034 method Methods 0.000 title 1
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
239000003054 catalyst Substances 0.000 abstract 1
230000003197 catalytic effect Effects 0.000 abstract 1
239000007789 gas Substances 0.000 abstract 1
229930195733 hydrocarbon Natural products 0.000 abstract 1
150000002430 hydrocarbons Chemical class 0.000 abstract 1
229910052751 metal Inorganic materials 0.000 abstract 1
239000002184 metal Substances 0.000 abstract 1
150000002739 metals Chemical class 0.000 abstract 1
229910052759 nickel Inorganic materials 0.000 abstract 1
229910052757 nitrogen Inorganic materials 0.000 abstract 1
239000001301 oxygen Substances 0.000 abstract 1
229910052760 oxygen Inorganic materials 0.000 abstract 1
230000001681 protective effect Effects 0.000 abstract 1

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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
- C21D1/763—Adjusting the composition of the atmosphere using a catalyst

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
Physics & Mathematics (AREA)
Crystallography & Structural Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Catalysts (AREA)
Hydrogen, Water And Hydrids (AREA)
Heat Treatments In General, Especially Conveying And Cooling (AREA)
Furnace Details (AREA)

AT96830133T 1996-03-20 1996-03-20 Verfahren und vorrichtung zur wärmebehandlung metallischer werkstücke unter schutzgas ATE196511T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP96830133A EP0796919B2 (de)	1996-03-20	1996-03-20	Verfahren und Vorrichtung zur Wärmebehandlung metallischer Werkstücke unter Schutzgas

Publications (1)

Publication Number	Publication Date
ATE196511T1 true ATE196511T1 (de)	2000-10-15

Family

ID=8225837

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT96830133T ATE196511T1 (de)	1996-03-20	1996-03-20	Verfahren und vorrichtung zur wärmebehandlung metallischer werkstücke unter schutzgas

Country Status (4)

Country	Link
US (1)	US6143098A (de)
EP (1)	EP0796919B2 (de)
AT (1)	ATE196511T1 (de)
DE (1)	DE69610404T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0796919B2 (de) *	1996-03-20	2006-12-20	SOL S.p.A.	Verfahren und Vorrichtung zur Wärmebehandlung metallischer Werkstücke unter Schutzgas
US20080016768A1 (en)	2006-07-18	2008-01-24	Togna Keith A	Chemically-modified mixed fuels, methods of production and used thereof
ITMI20110366A1 (it)	2011-03-10	2012-09-11	Sol Spa	Procedimento per il trattamento di acciai.

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB600813A (en) †	1944-09-20	1948-04-20	Standard Oil Dev Co	Improvements in or relating to the regeneration of catalysts used in reforming hydrocarbons
GB595295A (en) *	1942-06-19	1947-12-01	Westinghouse Electric Int Co	Improvements in or relating to methods of and apparatus for producing a gas or mixture of gases suitable for use in the heat-treatment of metals
GB671421A (en) *	1949-08-12	1952-05-07	Edward Alfred Wheeley	Improvements in and relating to production of nitrogen or nitrogen-hydrogen mixtures
NL110963C (de) †	1955-07-18
SU523144A1 (ru) *	1975-03-27	1976-07-30	Московский Трижды Ордена Ленина И Ордена Трудового Красного Знамени Автомобильный Завод Им.Лихачева	Способ получени защитной атмосферы
GB2018299A (en) †	1978-01-17	1979-10-17	Boc Ltd	Heat treatment of metal
JPS5638419A (en) *	1979-09-05	1981-04-13	Kanto Yakin Kogyo Kk	Metal heating furnace with protective atmosphere
FR2578447B1 (fr) †	1985-03-08	1987-05-15	Inst Francais Du Petrole	Procede de regeneration d'un catalyseur usage par une solution aqueuse de peroxyde d'hydrogene stabilisee par un compose organique
FR2668584B1 (fr) *	1990-10-26	1994-03-18	Lair Liquide	Procede d'elaboration d'une atmosphere de traitement thermique et installation de traitement thermique.
US5322676A (en) *	1992-12-22	1994-06-21	Air Products And Chemicals, Inc.	Process for producing furnace atmospheres using noncryogenically generated nitrogen
US5417774A (en) *	1992-12-22	1995-05-23	Air Products And Chemicals, Inc.	Heat treating atmospheres
US5348592A (en) *	1993-02-01	1994-09-20	Air Products And Chemicals, Inc.	Method of producing nitrogen-hydrogen atmospheres for metals processing
US5401339A (en) *	1994-02-10	1995-03-28	Air Products And Chemicals, Inc.	Atmospheres for decarburize annealing steels
EP0796919B2 (de) *	1996-03-20	2006-12-20	SOL S.p.A.	Verfahren und Vorrichtung zur Wärmebehandlung metallischer Werkstücke unter Schutzgas
NZ314334A (en) *	1996-04-19	1997-09-22	Boc Group Inc	Method of heat treating a metal with nitrogen rich gas preheated and then having oxygen-reactive gas added

1996
- 1996-03-20 EP EP96830133A patent/EP0796919B2/de not_active Expired - Lifetime
- 1996-03-20 DE DE69610404T patent/DE69610404T3/de not_active Expired - Lifetime
- 1996-03-20 AT AT96830133T patent/ATE196511T1/de not_active IP Right Cessation
1998
- 1998-06-22 US US09/102,509 patent/US6143098A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US6143098A (en)	2000-11-07
EP0796919B2 (de)	2006-12-20
DE69610404T2 (de)	2001-06-07
EP0796919B1 (de)	2000-09-20
EP0796919A1 (de)	1997-09-24
DE69610404D1 (de)	2000-10-26
DE69610404T3 (de)	2007-07-12

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Legal Events

Date	Code	Title	Description
2001-03-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties