AT338855B - Verfahren zur herabsetzung des kohlenstoffgehaltes von legierungen mit mindestens 10 gew.-% chrom und mindestens einem der metalle eisen, kobalt, nickel als hauptbestandteil - Google Patents

Verfahren zur herabsetzung des kohlenstoffgehaltes von legierungen mit mindestens 10 gew.-% chrom und mindestens einem der metalle eisen, kobalt, nickel als hauptbestandteil

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)

English (en)

Other versions

ATA845572A (de

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/xx

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

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

1977-09-26 Application granted granted Critical

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

Links

XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
229910045601 alloy Inorganic materials 0.000 title 1
239000000956 alloy Substances 0.000 title 1
229910052799 carbon Inorganic materials 0.000 title 1
229910017052 cobalt Inorganic materials 0.000 title 1
239000010941 cobalt Substances 0.000 title 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 title 1
229910052742 iron Inorganic materials 0.000 title 1
229910052751 metal Inorganic materials 0.000 title 1
239000002184 metal Substances 0.000 title 1
150000002739 metals Chemical class 0.000 title 1

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)
Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)

AT845572A 1971-10-06 1972-10-02 Verfahren zur herabsetzung des kohlenstoffgehaltes von legierungen mit mindestens 10 gew.-% chrom und mindestens einem der metalle eisen, kobalt, nickel als hauptbestandteil AT338855B (de)

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 (sv)	1971-10-06	1972-06-09	Sett att nedbringa kolhalten i kromhaltiga metallsmeltor

Publications (2)

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

Family

ID=27255318

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT845572A AT338855B (de)	1971-10-06	1972-10-02	Verfahren zur herabsetzung des kohlenstoffgehaltes von legierungen mit mindestens 10 gew.-% chrom und mindestens einem der metalle eisen, kobalt, nickel als hauptbestandteil

Country Status (13)

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

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 (fr) *	1976-02-04	1977-09-02	Creusot Loire	Procede d'elaboration des aciers au chrome
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 (fr) *	1960-11-18
NL296346A (fr) *	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/fr 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/fi active
- 1972-08-24 IT IT28475/72A patent/IT964235B/it active
- 1972-09-06 ES ES72406431A patent/ES406431A1/es not_active Expired
- 1972-09-06 DE DE2243779A patent/DE2243779C2/de not_active Expired
- 1972-10-02 AT AT845572A patent/AT338855B/de not_active IP Right Cessation
- 1972-10-04 JP JP9972072A patent/JPS5545610B2/ja not_active Expired
- 1972-10-04 FR FR7235109A patent/FR2158859A5/fr not_active Expired
- 1972-10-04 LU LU66234A patent/LU66234A1/xx unknown
- 1972-10-04 AU AU47399/72A patent/AU477134B2/en not_active Expired
- 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
AU477134B2 (en)	1976-10-14
CA977556A (en)	1975-11-11
FI53597C (fi)	1978-06-12
FI53597B (fr)	1978-02-28
DE2243779C2 (de)	1985-06-27
AU4739972A (en)	1974-04-11
JPS4845413A (fr)	1973-06-29
JPS5545610B2 (fr)	1980-11-19
US3867135A (en)	1975-02-18
LU66234A1 (fr)	1973-02-01
ATA845572A (de)	1977-01-15
BE789083A (fr)	1973-01-15
IT964235B (it)	1974-01-21
DE2243779A1 (de)	1973-04-12
GB1396317A (en)	1975-06-04
ES406431A1 (es)	1975-07-16
FR2158859A5 (fr)	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