AT338855B - PROCESS FOR REDUCING THE CARBON CONTENT OF ALLOYS WITH AT LEAST 10% BY WEIGHT CHROME AND AT LEAST ONE OF THE METALS IRON, COBALT, NICKEL AS THE MAIN COMPONENT - Google Patents

PROCESS FOR REDUCING THE CARBON CONTENT OF ALLOYS WITH AT LEAST 10% BY WEIGHT CHROME AND AT LEAST ONE OF THE METALS IRON, COBALT, NICKEL AS THE MAIN COMPONENT

Info

Publication number: AT338855B
Authority: AT; Austria
Prior art keywords: alloys; cobalt; nickel; reducing; main component
Prior art date: 1971-10-06

Application number

AT845572A

Other languages

German (de)

Other versions

ATA845572A (en

Inventor

Mans Klas Olof Johnsson

Lars Anders Eriksson

Original Assignee

Uddeholms Ab

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.)

1971-10-06

Filing date

1972-10-02

Publication date

1977-09-26

1972-06-09 Priority claimed from SE7207583A external-priority patent/SE386205C/en

1972-10-02 Application filed by Uddeholms Ab filed Critical Uddeholms Ab

1977-01-15 Publication of ATA845572A publication Critical patent/ATA845572A/en

1977-09-26 Application granted granted Critical

1977-09-26 Publication of AT338855B publication Critical patent/AT338855B/en

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
- C21C7/0685—Decarburising of stainless steel

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Treatment Of Steel In Its Molten State (AREA)
Manufacture And Refinement Of Metals (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)
Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

AT845572A 1971-10-06 1972-10-02 PROCESS FOR REDUCING THE CARBON CONTENT OF ALLOYS WITH AT LEAST 10% BY WEIGHT CHROME AND AT LEAST ONE OF THE METALS IRON, COBALT, NICKEL AS THE MAIN COMPONENT AT338855B (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB4650771		1971-10-06
GB916272*[A GB1396317A (en)	1971-10-06	1972-02-28	Process for decarbu''sing chromium containing alloys
SE7207583A SE386205C (en)	1971-10-06	1972-06-09	SETTING TO REDUCE THE CARBON CONTENT IN CHROME-CONTAINED METAL MELTS

Publications (2)

Publication Number	Publication Date
ATA845572A ATA845572A (en)	1977-01-15
AT338855B true AT338855B (en)	1977-09-26

Family

ID=27255318

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT845572A AT338855B (en)	1971-10-06	1972-10-02	PROCESS FOR REDUCING THE CARBON CONTENT OF ALLOYS WITH AT LEAST 10% BY WEIGHT CHROME AND AT LEAST ONE OF THE METALS IRON, COBALT, NICKEL AS THE MAIN COMPONENT

Country Status (13)

Country	Link
US (1)	US3867135A (en)
JP (1)	JPS5545610B2 (en)
AT (1)	AT338855B (en)
AU (1)	AU477134B2 (en)
BE (1)	BE789083A (en)
CA (1)	CA977556A (en)
DE (1)	DE2243779C2 (en)
ES (1)	ES406431A1 (en)
FI (1)	FI53597C (en)
FR (1)	FR2158859A5 (en)
GB (1)	GB1396317A (en)
IT (1)	IT964235B (en)
LU (1)	LU66234A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4188206A (en) *	1971-10-06	1980-02-12	Uddeholms Aktiebolag	Metallurgical process
FR2340375A2 (en) *	1976-02-04	1977-09-02	Creusot Loire	PROCESS FOR THE PREPARATION OF CHROME STEELS
US4187474A (en) *	1977-08-11	1980-02-05	Xerox Corporation	Metal vapor laser discharge tube
US4260415A (en) *	1979-12-12	1981-04-07	Allegheny Ludlum Steel Corporation	Decarburizing molten metal
US4451288A (en) *	1982-06-29	1984-05-29	Union Carbide Corporation	Method for producing low hydrogen content in steels produced by subsurface pneumatic refining
US5055253A (en) *	1990-07-17	1991-10-08	Nelson & Associates Research, Inc.	Metallic composition
US5182079A (en) *	1990-07-17	1993-01-26	Nelson & Associates Research, Inc.	Metallic composition and processes for use of the same
US5505798A (en) *	1994-06-22	1996-04-09	Jerry L. Nelson	Method of producing a tool or die steel
US6146033A (en)	1998-06-03	2000-11-14	Printronix, Inc.	High strength metal alloys with high magnetic saturation induction and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2079901A (en) *	1934-07-05	1937-05-11	Burtner Fleeger	Metallurgical addition agent and process
US2855293A (en) *	1955-03-21	1958-10-07	Air Liquide	Method and apparatus for treating molten metal with oxygen
US2864689A (en) *	1956-07-24	1958-12-16	Electro Chimie Metal	Process of successively desulphurizing and desiliconizing a bath of pig iron
US3076703A (en) *	1958-04-28	1963-02-05	Arbed	Manufacture of steel
BE610265A (en) *	1960-11-18
BE635868A (en) *	1962-08-07
GB1182959A (en) *	1967-12-08	1970-03-04	Steel Co Of Wales Ltd	Improvements in and relating to the Refining of Iron.
GB1253581A (en) *	1968-02-24	1971-11-17	Maximilianshuette Eisenwerk	Improvements in processes and apparatus for making steel

0
- BE BE789083D patent/BE789083A/en not_active IP Right Cessation
1972
- 1972-02-28 GB GB916272*[A patent/GB1396317A/en not_active Expired
- 1972-07-28 FI FI2128/72A patent/FI53597C/en active
- 1972-08-24 IT IT28475/72A patent/IT964235B/en active
- 1972-09-06 ES ES72406431A patent/ES406431A1/en not_active Expired
- 1972-09-06 DE DE2243779A patent/DE2243779C2/en not_active Expired
- 1972-10-02 AT AT845572A patent/AT338855B/en not_active IP Right Cessation
- 1972-10-04 AU AU47399/72A patent/AU477134B2/en not_active Expired
- 1972-10-04 FR FR7235109A patent/FR2158859A5/fr not_active Expired
- 1972-10-04 JP JP9972072A patent/JPS5545610B2/ja not_active Expired
- 1972-10-04 LU LU66234A patent/LU66234A1/xx unknown
- 1972-10-05 US US295355A patent/US3867135A/en not_active Expired - Lifetime
- 1972-10-05 CA CA153,345A patent/CA977556A/en not_active Expired

Also Published As

Publication number	Publication date
FI53597B (en)	1978-02-28
ES406431A1 (en)	1975-07-16
AU477134B2 (en)	1976-10-14
JPS5545610B2 (en)	1980-11-19
ATA845572A (en)	1977-01-15
AU4739972A (en)	1974-04-11
DE2243779A1 (en)	1973-04-12
GB1396317A (en)	1975-06-04
LU66234A1 (en)	1973-02-01
US3867135A (en)	1975-02-18
FI53597C (en)	1978-06-12
CA977556A (en)	1975-11-11
DE2243779C2 (en)	1985-06-27
IT964235B (en)	1974-01-21
BE789083A (en)	1973-01-15
JPS4845413A (en)	1973-06-29
FR2158859A5 (en)	1973-06-15

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Legal Events

Date	Code	Title	Description
1980-10-15	ELJ	Ceased due to non-payment of the annual fee