KR890013197A - 함크롬 용철의 제조방법 - Google Patents

함크롬 용철의 제조방법

Info

Publication number: KR890013197A
Authority: KR; South Korea
Prior art keywords: molten iron; containing molten; manufacturing chromium; chromium; manufacturing
Prior art date: 1988-02-24

Application number

KR1019890002212A

Other languages

English (en)

Other versions

KR910009867B1 (ko

Inventor

스미오 야마다

지까시 다다

게이조 다오까

하지메 바다

Original Assignee

가와사끼세이데쓰 가부시끼가이샤

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.)

1988-02-24

Filing date

1989-02-24

Publication date

1989-09-22

1989-02-24 Application filed by 가와사끼세이데쓰 가부시끼가이샤 filed Critical 가와사끼세이데쓰 가부시끼가이샤

1989-09-22 Publication of KR890013197A publication Critical patent/KR890013197A/ko

1991-12-03 Application granted granted Critical

1991-12-03 Publication of KR910009867B1 publication Critical patent/KR910009867B1/ko

Links

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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/005—Manufacture of stainless steel
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)
Manufacture Of Iron (AREA)

KR1019890002212A 1988-02-24 1989-02-24 함크롬 용철의 제조방법 KR910009867B1 (ko)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP63039719A JPH01215912A (ja)	1988-02-24	1988-02-24	含クロム溶鉄の製造方法
JP63-39719		1988-02-24

Publications (2)

Publication Number	Publication Date
KR890013197A true KR890013197A (ko)	1989-09-22
KR910009867B1 KR910009867B1 (ko)	1991-12-03

Family

ID=12560793

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1019890002212A KR910009867B1 (ko)	1988-02-24	1989-02-24	함크롬 용철의 제조방법

Country Status (7)

Country	Link
US (1)	US4919713A (ko)
EP (1)	EP0330483B1 (ko)
JP (1)	JPH01215912A (ko)
KR (1)	KR910009867B1 (ko)
CA (1)	CA1336746C (ko)
DE (1)	DE68910850T2 (ko)
ZA (1)	ZA891411B (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5702502A (en)	1995-12-14	1997-12-30	Armco Inc.	Method for direct use of chromite ore in the production of stainless steel
IN2014CN02502A (ko) *	2011-11-15	2015-06-26	Outotec Oyj
CN106319130B (zh) *	2015-06-16	2018-04-03	鞍钢股份有限公司	一种炼钢用冷却剂的使用方法
CN111881407B (zh) *	2020-07-30	2021-06-11	中国科学院地理科学与资源研究所	一种基于遥感信息的地表水、热和碳通量耦合估算方法
CN114317866B (zh) *	2022-01-19	2023-05-12	首钢京唐钢铁联合有限责任公司	一种转炉回用不锈钢废钢替代合金的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3198624A (en) *	1961-08-24	1965-08-03	Interlake Steel Corp	Process for the manufacture of stainless steel
GB1027115A (en) *	1963-06-25	1966-04-20	Allegheny Ludlum Steel	Improvements in or relating to a process for producing corrosion-resisting steel
US3854932A (en) *	1973-06-18	1974-12-17	Allegheny Ludlum Ind Inc	Process for production of stainless steel
DE2737832C3 (de) *	1977-08-22	1980-05-22	Fried. Krupp Huettenwerke Ag, 4630 Bochum	Verwendung von im Querschnitt veränderlichen Blasdüsen zur Herstellung von rostfreien Stählen
JPS57145917A (en) *	1981-03-03	1982-09-09	Sumitomo Metal Ind Ltd	Refining method for high chromium steel
US4410359A (en) *	1982-09-03	1983-10-18	Allegheny Ludlum Steel Corporation	Process for production of stainless steel
DE3601337A1 (de) *	1986-01-16	1987-07-23	Mannesmann Ag	Verfahren zur herstellung hochlegierter staehle im sauerstoffblaskonverter

1988
- 1988-02-24 JP JP63039719A patent/JPH01215912A/ja active Granted
1989
- 1989-02-23 EP EP19890301796 patent/EP0330483B1/en not_active Expired - Lifetime
- 1989-02-23 ZA ZA891411A patent/ZA891411B/xx unknown
- 1989-02-23 CA CA 591882 patent/CA1336746C/en not_active Expired - Fee Related
- 1989-02-23 US US07/315,407 patent/US4919713A/en not_active Expired - Lifetime
- 1989-02-23 DE DE89301796T patent/DE68910850T2/de not_active Expired - Fee Related
- 1989-02-24 KR KR1019890002212A patent/KR910009867B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1336746C (en)	1995-08-22
KR910009867B1 (ko)	1991-12-03
EP0330483A2 (en)	1989-08-30
DE68910850D1 (de)	1994-01-05
JPH01215912A (ja)	1989-08-29
EP0330483A3 (en)	1990-02-28
EP0330483B1 (en)	1993-11-24
US4919713A (en)	1990-04-24
DE68910850T2 (de)	1994-03-17
ZA891411B (en)	1989-11-29
JPH0438805B2 (ko)	1992-06-25

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Legal Events

Date	Code	Title	Description
1989-02-24	A201	Request for examination
1991-07-22	E902	Notification of reason for refusal
1991-11-05	G160	Decision to publish patent application
1992-02-21	E701	Decision to grant or registration of patent right
1992-05-07	GRNT	Written decision to grant
2008-11-26	FPAY	Annual fee payment	Payment date: 20081126 Year of fee payment: 18
2009-02-25	EXPY	Expiration of term