BR9303358A - Processo para a producao de aco - Google Patents

Processo para a producao de aco

Info

Publication number: BR9303358A
Authority: BR; Brazil
Prior art keywords: production process; steel production; steel; production
Prior art date: 1992-08-11

Application number

BR9303358A

Other languages

English (en)

Inventor

Mohammad Javad Niayesh

Original Assignee

Mintek

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.)

1992-08-11

Filing date

1993-08-11

Publication date

1994-03-15

1993-08-11 Application filed by Mintek filed Critical Mintek

1994-03-15 Publication of BR9303358A publication Critical patent/BR9303358A/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2406—Binding; Briquetting ; Granulating pelletizing

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacturing & Machinery (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Environmental & Geological Engineering (AREA)
Manufacture And Refinement Of Metals (AREA)

BR9303358A 1992-08-11 1993-08-11 Processo para a producao de aco BR9303358A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
ZA926006		1992-08-11

Publications (1)

Publication Number	Publication Date
BR9303358A true BR9303358A (pt)	1994-03-15

Family

ID=66817583

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9303358A BR9303358A (pt)	1992-08-11	1993-08-11	Processo para a producao de aco

Country Status (9)

Country	Link
EP (1)	EP0583164A1 (pt)
JP (1)	JPH06172916A (pt)
KR (1)	KR950006013A (pt)
BR (1)	BR9303358A (pt)
CA (1)	CA2103843A1 (pt)
FI (1)	FI933547A7 (pt)
NO (1)	NO932850L (pt)
ZA (1)	ZA935789B (pt)
ZW (1)	ZW9893A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5567224A (en) *	1995-06-06	1996-10-22	Armco Inc.	Method of reducing metal oxide in a rotary hearth furnace heated by an oxidizing flame
US5575829A (en) *	1995-06-06	1996-11-19	Armco Inc.	Direct use of sulfur-bearing nickel concentrate in making Ni alloyed stainless steel
US5749939A (en) *	1996-12-04	1998-05-12	Armco Inc.	Melting of NI laterite in making NI alloyed iron or steel
US6030434A (en) *	1999-03-31	2000-02-29	International Briquettes Holding	Method for hot agglomeration of solid metallized iron particles to produce alloyed briquettes
DE102007015585A1 (de)	2007-03-29	2008-10-02	M.K.N. Technologies Gmbh	Schmelzmetallurgisches Verfahren zur Herstellung von Metallschmelzen und übergangsmetallhaltiger Zuschlagstoff zur Verwendung in diesen
FI127721B (fi) *	2009-02-11	2019-01-15	Outokumpu Oy	Menetelmä nikkeliä sisältävän ferroseoksen valmistamiseksi
FI123241B (fi) *	2011-06-13	2013-01-15	Outokumpu Oy	Menetelmä pelkistymisasteen parantamiseksi ferroseosta sulatettaessa
EP3481969B1 (en) *	2016-07-11	2020-05-13	Outotec (Finland) Oy	Process for manufacturing chromium and iron bearing agglomerates with different addition of manganese, nickel and molybdenum bearing materials
CN106755983B (zh) *	2016-12-21	2018-05-29	钢铁研究总院	一种氧化锰和氧化钼混合物球团及其使用方法
CN106636540B (zh) *	2016-12-21	2019-01-18	钢铁研究总院	一种氧化锰和氧化钼同时直接合金化的电炉炼钢工艺
CN110241314A (zh) *	2018-03-08	2019-09-17	盐城市鑫洋电热材料有限公司	一种用铬铁矿制备铬铁合金的方法
CN113549741A (zh) *	2021-07-31	2021-10-26	江苏鼎跃金属制品有限公司	一种真空氧化性气体脱碳制备低碳铬铁的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3323907A (en) *	1964-11-23	1967-06-06	Air Prod & Chem	Production of chromium steels
JPS5524926A (en) *	1978-08-08	1980-02-22	Nippon Steel Corp	Removal of tramp elements from dust
JPS5629652A (en) *	1979-08-13	1981-03-25	Nisshin Steel Co Ltd	Molybdenum oxide briquette
US4362559A (en) *	1981-03-09	1982-12-07	American Cyanamid Company	Method of introducing addition agents into a metallurgical operation
US4373948A (en) *	1981-03-31	1983-02-15	Union Carbide Corporation	Addition agents for iron-base alloys
US4396425A (en) *	1981-03-31	1983-08-02	Union Carbide Corporation	Addition agent for adding vanadium to iron base alloys
LU83362A1 (de) *	1981-05-13	1983-03-24	Alloys Continental Sa	Verfahren zum aufbereiten von pulverfoermigen metalloxyden als legierungszusaetze zu stahlschmelzen
DE3150291A1 (de) *	1981-12-18	1983-06-30	Betriebsforschungsinstitut VDEh - Institut für angewandte Forschung GmbH, 4000 Düsseldorf	Verfahren fuer die wiederverwertung von bei der edelstahlerzeugung entstehenden staeuben
JPS59126707A (ja) *	1983-01-07	1984-07-21	Kawasaki Steel Corp	クロム鉱石を使うクロム含有鋼の溶製方法およびクロム添加剤
JPS6036613A (ja) *	1983-08-06	1985-02-25	Nippon Steel Corp	含ニツケルステンレス素溶鋼の製造方法
JPS62133012A (ja) *	1985-12-05	1987-06-16	Kobe Steel Ltd	含クロム溶鉄の製造方法
JPS63183988A (ja) *	1987-01-27	1988-07-29	Nippon Steel Corp	有価金属含有コ−クスの製造法

1993
- 1993-08-10 ZW ZW98/93A patent/ZW9893A1/xx unknown
- 1993-08-10 ZA ZA935789A patent/ZA935789B/xx unknown
- 1993-08-11 FI FI933547A patent/FI933547A7/fi unknown
- 1993-08-11 BR BR9303358A patent/BR9303358A/pt not_active IP Right Cessation
- 1993-08-11 JP JP5199495A patent/JPH06172916A/ja active Pending
- 1993-08-11 EP EP93306349A patent/EP0583164A1/en not_active Withdrawn
- 1993-08-11 CA CA002103843A patent/CA2103843A1/en not_active Abandoned
- 1993-08-11 KR KR1019930015520A patent/KR950006013A/ko not_active Withdrawn
- 1993-08-11 NO NO932850A patent/NO932850L/no unknown

Also Published As

Publication number	Publication date
NO932850L (no)	1994-02-14
FI933547A0 (fi)	1993-08-11
EP0583164A1 (en)	1994-02-16
CA2103843A1 (en)	1994-02-12
ZA935789B (en)	1994-03-03
KR950006013A (ko)	1995-03-20
NO932850D0 (no)	1993-08-11
FI933547L (fi)	1994-02-12
JPH06172916A (ja)	1994-06-21
ZW9893A1 (en)	1993-09-15
FI933547A7 (fi)	1994-02-12

Publication	Publication Date	Title
BR9004804A (pt)	1991-09-10	Processo para a fabricacao de filamento de aco
BR9202129A (pt)	1993-01-19	Processo para a producao de vanilina e vanilina
BR9302204A (pt)	1993-12-14	Processo para producao de vidro
BR9107113A (pt)	1994-03-22	Processo para a producao de sulfatos de glicerideos parciais
BR8802238A (pt)	1988-12-06	Processo para encurvar placas de vidro e instalacao para a realizacao do processo
BR9403964A (pt)	1995-09-05	Processo aperfeiçoado para a produção de ácido tereftálico
BR9406590A (pt)	1996-01-30	Processo para a produção de gelatina
BR8700220A (pt)	1987-12-01	Folha de aco para pintura e processo para produzir a mesma
BR8701458A (pt)	1987-12-29	Folha de aco para pintura e processo para sua producao
BR9302950A (pt)	1994-03-01	Processo para a producao de polifenil poliisocianatos de polimetileno
BR9405987A (pt)	1995-12-19	Processo para a produção de folha de cobre
BR9509842A (pt)	1997-12-23	Processo para produção de fosgênio
PT770687E (pt)	2002-07-31	Processo para a producao de nicotinamida
BR9300739A (pt)	1993-09-28	Processo hidrometalurgico para a obtencao de tantalo e niobio
BR9406236A (pt)	1996-01-09	Processo para a produção de difluoro-metano
BR9303358A (pt)	1994-03-15	Processo para a producao de aco
BR9203799A (pt)	1993-04-20	Processo para a producao de diritromicina
BR8805254A (pt)	1989-05-30	Processo para a fundicao de aco
BR8504970A (pt)	1986-07-22	Processo para a producao de ureia
PT101498A (pt)	1995-01-31	Processo para a producao de clorato de metal alcalino
BR9401308A (pt)	1995-05-02	Processo para a produção de derivados de fenol ortoisopropilatados
BR9301120A (pt)	1993-09-14	Processo de fosfatacao de pecas de aco
BR9404999A (pt)	1995-08-08	Explosivo e processo para a fabricaçÃo do mesmo
BR9105109A (pt)	1992-07-21	Processo para a producao de tuberculos
BR9408251A (pt)	1997-05-27	Processo e aparelho para a produçao contínua de trioxano

Legal Events

Date	Code	Title	Description
1996-09-17	EE	Request for examination
1999-08-24	FF	Decision: intention to grant
2000-03-21	FG9A	Patent or certificate of addition granted
2010-11-03	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE A 9A , 10A , 11A, 12A , 13A , 14A , 15A , 16A E 17A ANUI DADES.
2014-08-26	B24H	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
2020-12-08	B24F	Patent annual fee: publication cancelled	Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.
2020-12-15	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AS 9A, 10A, 11A, 12A, 13A, 14A, 15A, 16A E 17A ANUIDADES.
2021-03-30	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)	Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.