FI880858A7 - Method for heat treating ferrous metals. - Google Patents

Method for heat treating ferrous metals. Download PDF

Info

Publication number: FI880858A7
Authority: FI; Finland
Prior art keywords: heat treating; ferrous metals; treating ferrous; metals; heat
Prior art date: 1987-03-06

Application number

FI880858A

Other languages

Finnish (fi)

Swedish (sv)

Other versions

FI880858L (en

FI880858A0 (en

Inventor

William H Moore

Ari Lehtonen

Original Assignee

William H Moore

Ari Lehtonen

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.)

1987-03-06

Filing date

1988-02-24

Publication date

1988-09-07

1988-02-24 Application filed by William H Moore, Ari Lehtonen filed Critical William H Moore

1988-02-24 Publication of FI880858A0 publication Critical patent/FI880858A0/en

1988-09-07 Publication of FI880858L publication Critical patent/FI880858L/en

1988-09-07 Publication of FI880858A7 publication Critical patent/FI880858A7/en

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
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
- 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
- C21D5/00—Heat treatments of cast-iron
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Heat Treatment Of Articles (AREA)
Heat Treatments In General, Especially Conveying And Cooling (AREA)
Control Of Heat Treatment Processes (AREA)
Heat Treatment Of Strip Materials And Filament Materials (AREA)

FI880858A 1987-03-06 1988-02-24 Method for heat treating ferrous metals. FI880858A7 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US2272087A	1987-03-06	1987-03-06

Publications (3)

Publication Number	Publication Date
FI880858A0 FI880858A0 (en)	1988-02-24
FI880858L FI880858L (en)	1988-09-07
FI880858A7 true FI880858A7 (en)	1988-09-07

Family

ID=21811087

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI880858A FI880858A7 (en)	1987-03-06	1988-02-24	Method for heat treating ferrous metals.

Country Status (5)

Country	Link
EP (1)	EP0281249A1 (en)
JP (1)	JPS63317620A (en)
CN (1)	CN88101145A (en)
DK (1)	DK68788A (en)
FI (1)	FI880858A7 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2697535B1 (en) *	1992-11-02	1995-01-13	Schissler Jean Marie	Improved process for heat treatment of ferrous or non-ferrous alloys, and its application to the production of bainitic cast iron.
AU707536B2 (en) *	1996-02-16	1999-07-15	Australian Wool Research & Promotion Organisation	Improvements in shearing combs and cutters
CN111041164B (en) *	2019-12-25	2022-01-25	浙江金固股份有限公司	Heat treatment repairing method for roller type die

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE848203C (en) *	1949-10-04	1952-09-01	Walter Sellerbeck	Oven for workpieces to be heated and accelerated to be cooled
DE863070C (en) *	1951-04-22	1953-01-15	Ofu Ofenbau Union G M B H	Method and device for quenching steel objects by means of gaseous media
DE1433715A1 (en) *	1964-01-17	1968-12-12	Breitenbach Gmbh Ed	Process for the heat treatment of heavy workpieces made of forged or cast steel
DE1228643B (en) *	1965-05-19	1966-11-17	Ofag Ofenbau Ges M B H	Process and furnace system for the heat treatment of cylindrical bodies made of cast iron materials according to specific time temperature curves
FR2379607A1 (en) *	1977-02-03	1978-09-01	Vide & Traitement Sa	Thermal or thermochemical treatment process of metals - involves a cooling step using a jet of liquid nitrogen
FR2522291A1 (en) *	1982-03-01	1983-09-02	Pont A Mousson	CENTRIFUGAL CAST IRON WITH SPHEROIDAL GRAPHITE AND MANUFACTURING METHOD THEREOF
DD219268A1 (en) *	1983-11-18	1985-02-27	Beimler Lokomotivbau	EQUIPMENT FOR SPRUEHAKSCHSCHECK IN THE MUFFEL OVEN

1988
- 1988-02-03 EP EP88300891A patent/EP0281249A1/en not_active Withdrawn
- 1988-02-10 DK DK068788A patent/DK68788A/en not_active Application Discontinuation
- 1988-02-24 FI FI880858A patent/FI880858A7/en not_active Application Discontinuation
- 1988-03-04 JP JP63049905A patent/JPS63317620A/en active Pending
- 1988-03-05 CN CN88101145A patent/CN88101145A/en active Pending

Also Published As

Publication number	Publication date
FI880858L (en)	1988-09-07
DK68788A (en)	1988-09-07
FI880858A0 (en)	1988-02-24
CN88101145A (en)	1988-09-14
DK68788D0 (en)	1988-02-10
JPS63317620A (en)	1988-12-26
EP0281249A1 (en)	1988-09-07

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Legal Events

Date	Code	Title	Description
2004-08-31	FD	Application lapsed	Owner name: LEHTONEN, ARI Owner name: MOORE, WILLIAM H.

Date

Code

Title

Description

2004-08-31

Application lapsed

Owner name: LEHTONEN, ARI

Owner name: MOORE, WILLIAM H.