BR0111679A - Processo para fabricação de agente de dessulfuração de metal quente e aparelho para o mesmo - Google Patents
Processo para fabricação de agente de dessulfuração de metal quente e aparelho para o mesmoInfo
- Publication number
- BR0111679A BR0111679A BR0111679-7A BR0111679A BR0111679A BR 0111679 A BR0111679 A BR 0111679A BR 0111679 A BR0111679 A BR 0111679A BR 0111679 A BR0111679 A BR 0111679A
- Authority
- BR
- Brazil
- Prior art keywords
- hot metal
- manufacture
- desulfurizing
- desulphurisation
- metal desulphurisation
- Prior art date
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
- 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
- C21C7/064—Dephosphorising; Desulfurising
- C21C7/0645—Agents used for dephosphorising or desulfurising
-
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
- C21C1/025—Agents used for dephosphorising or desulfurising
-
- 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
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
"PROCESSO PARA FABRICAçãO DE AGENTE DE DESSULFURAçãO DE METAL QUENTE E APARELHO PARA O MESMO". A presente invenção provê um processo de dessulfuração de metal quente, cujo processo utiliza escória de dessulfuração resultante de um tratamento de dessulfuração de metal quente KR como um agente de dessulfuração para metal quente novamente para reduzir custos de dessulfuração de metal quente e a quantidade de escória gerada, pelo que resolvendo problemas ambientais.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000178321 | 2000-06-14 | ||
PCT/JP2001/005065 WO2001096616A1 (fr) | 2000-06-14 | 2001-06-14 | Procede et dispositif permettant de produire un agent de desulfuration pour metal chaud |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0111679A true BR0111679A (pt) | 2003-05-20 |
BR0111679B1 BR0111679B1 (pt) | 2010-06-29 |
Family
ID=18679773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0111679-7A BR0111679B1 (pt) | 2000-06-14 | 2001-06-14 | processo de fabricação de um agente de dessulfuração de metal quente, agente de dessulfuração de metal quente e processo de fabricação de metal quente de baixo teor de enxofre. |
Country Status (11)
Country | Link |
---|---|
US (2) | US20030177864A1 (pt) |
EP (1) | EP1291442B1 (pt) |
JP (1) | JP4133318B2 (pt) |
KR (1) | KR100504295B1 (pt) |
CN (1) | CN1222628C (pt) |
AT (1) | ATE328122T1 (pt) |
BR (1) | BR0111679B1 (pt) |
CA (1) | CA2412666A1 (pt) |
DE (1) | DE60120156T2 (pt) |
TW (1) | TW558567B (pt) |
WO (1) | WO2001096616A1 (pt) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4909747B2 (ja) * | 2000-06-14 | 2012-04-04 | Jfeスチール株式会社 | 再生脱硫剤の製造方法、低硫溶銑の製造方法、再生脱硫剤の輸送方法及び再生脱硫剤の篩い分け方法 |
JP4546661B2 (ja) * | 2001-04-10 | 2010-09-15 | 新日本製鐵株式会社 | 脱硫スラグを再利用した溶銑脱硫剤 |
DE10351686A1 (de) * | 2003-11-06 | 2005-06-09 | Sachtleben Chemie Gmbh | Verfahren zum Einbringen von anorganischen Festkörpern in heiße, flüssige Schmelzen |
JP4933032B2 (ja) * | 2004-02-27 | 2012-05-16 | Jfeスチール株式会社 | 溶銑の脱硫方法 |
JP4972974B2 (ja) * | 2006-03-28 | 2012-07-11 | Jfeスチール株式会社 | 溶銑の脱硫方法 |
CN100526480C (zh) * | 2006-06-28 | 2009-08-12 | 宜兴市振球炉料有限公司 | Kr法铁水预处理用脱磷剂 |
KR100862803B1 (ko) * | 2007-08-14 | 2008-10-13 | 주식회사 포스코 | Kr 탈류작업 효율향상 방법 |
JP2010095793A (ja) * | 2008-09-22 | 2010-04-30 | Tohoku Univ | フッ素含有脱硫スラグの再生法 |
CN101649371B (zh) * | 2009-08-26 | 2011-06-15 | 武汉科技大学 | 一种炉外处理用脱硫剂及其制备方法 |
CN103031392B (zh) * | 2012-02-14 | 2014-03-05 | 新疆八一钢铁股份有限公司 | 一种无害化处理kr脱硫渣的工艺 |
JP6064341B2 (ja) * | 2012-03-08 | 2017-01-25 | Jfeスチール株式会社 | 脱硫スラグからの硫黄の除去方法 |
JP5876168B2 (ja) * | 2012-03-13 | 2016-03-02 | 鞍鋼股▲ふん▼有限公司Angang Steel Company Limited. | 低コストの清浄鋼の製造方法 |
CN102925628B (zh) * | 2012-11-28 | 2014-08-06 | 攀钢集团成都钢钒有限公司 | 铁水脱硫方法 |
CN103981304A (zh) * | 2014-05-30 | 2014-08-13 | 苏州大学 | 一种铁水脱硫渣的再生处理方法 |
CN104531951B (zh) * | 2014-12-29 | 2017-01-18 | 芜湖金龙模具锻造有限责任公司 | 一种铁水脱硫剂 |
BR112015009813B1 (pt) * | 2015-04-27 | 2018-01-23 | Jfe Steel Corporation | Método para reciclar escória de dessulfuração |
JP6721982B2 (ja) * | 2015-12-17 | 2020-07-15 | 日鉄エンジニアリング株式会社 | 溶銑処理方法及び装置 |
TWI674321B (zh) * | 2016-06-24 | 2019-10-11 | 國立中興大學 | 煉鋼用處理劑及煉鋼方法 |
CN110315064A (zh) * | 2019-06-20 | 2019-10-11 | 同济大学 | 一种金属原料纯化处理剂以及纯化处理方法 |
CN112899428A (zh) * | 2021-01-14 | 2021-06-04 | 安徽工业大学 | 一种kr脱硫渣循环再利用的方法 |
CN114058789A (zh) * | 2021-10-18 | 2022-02-18 | 首钢集团有限公司 | 一种再生kr脱硫尾渣及其制备方法和应用 |
CN115807148A (zh) * | 2022-11-23 | 2023-03-17 | 北京力科华越新材料科技有限公司 | 一种脱硫剂及其制备方法和应用 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2110067A (en) * | 1936-08-19 | 1938-03-01 | Russell P Heuer | Iron desulphurization |
US3785632A (en) * | 1969-03-17 | 1974-01-15 | Rheinstahl Huettenwerke Ag | Apparatus for accelerating metallurgical reactions |
US3897231A (en) * | 1974-02-25 | 1975-07-29 | Shenango Inc | Method for contacting hot, viscous, molten slag with gaseous reactants |
JPS5244714A (en) * | 1975-10-07 | 1977-04-08 | Nippon Steel Metal Prod Co Ltd | Regenerated desulfurizing agent |
JPS56158827A (en) * | 1980-05-10 | 1981-12-07 | Nippon Carbide Ind Co Ltd | Powdered composition for desulfurizing agent |
DE3022752A1 (de) * | 1980-06-18 | 1982-01-14 | Skw Trostberg Ag, 8223 Trostberg | Entschwefelungsmittel |
DE3367787D1 (en) * | 1982-10-16 | 1987-01-08 | Foseco Int | Calcium oxide based flux compositions |
US4722483A (en) * | 1986-08-14 | 1988-02-02 | Texasgulf Minerals And Metals, Inc. | Apparatus and method for fragmenting slag |
JPS63219514A (ja) * | 1987-03-09 | 1988-09-13 | Sumitomo Metal Ind Ltd | 溶銑の脱硫方法 |
JPH0324215A (ja) * | 1989-06-22 | 1991-02-01 | Nippon Steel Corp | 生石灰利用効率の高い溶銑予備処理法 |
JPH04120209A (ja) * | 1990-09-10 | 1992-04-21 | Sumitomo Metal Ind Ltd | 転炉滓再利用による造滓剤 |
US5397379A (en) * | 1993-09-22 | 1995-03-14 | Oglebay Norton Company | Process and additive for the ladle refining of steel |
EP0718251A3 (en) * | 1994-12-12 | 1997-10-15 | Sumitomo Metal Ind | Process for the aging of steel slag and device to be used for such a process |
JPH1030115A (ja) * | 1996-07-15 | 1998-02-03 | Nippon Steel Corp | 脱硫剤及びそれを用いた脱硫方法 |
US5873924A (en) * | 1997-04-07 | 1999-02-23 | Reactive Metals & Alloys Corporation | Desulfurizing mix and method for desulfurizing molten iron |
AT407260B (de) * | 1998-05-20 | 2001-02-26 | Voest Alpine Ind Anlagen | Verfahren zum herstellen von stahlschmelzen |
DE19910398C2 (de) * | 1999-03-03 | 2001-02-22 | Mannesmann Ag | Verfahren zur Erzeugung von Stahl mit niedrigem Schwefelgehalt |
US6189818B1 (en) * | 1999-07-14 | 2001-02-20 | Bpi, Inc. | Process for stabilizing and reusing ladle slag |
-
2001
- 2001-06-14 CA CA002412666A patent/CA2412666A1/en not_active Abandoned
- 2001-06-14 TW TW090114658A patent/TW558567B/zh not_active IP Right Cessation
- 2001-06-14 CN CNB018112900A patent/CN1222628C/zh not_active Expired - Lifetime
- 2001-06-14 EP EP01938662A patent/EP1291442B1/en not_active Expired - Lifetime
- 2001-06-14 WO PCT/JP2001/005065 patent/WO2001096616A1/ja active IP Right Grant
- 2001-06-14 AT AT01938662T patent/ATE328122T1/de active
- 2001-06-14 BR BRPI0111679-7A patent/BR0111679B1/pt not_active IP Right Cessation
- 2001-06-14 DE DE60120156T patent/DE60120156T2/de not_active Expired - Lifetime
- 2001-06-14 KR KR10-2002-7017020A patent/KR100504295B1/ko active IP Right Grant
- 2001-06-14 JP JP2002510728A patent/JP4133318B2/ja not_active Expired - Fee Related
-
2002
- 2002-12-12 US US10/317,194 patent/US20030177864A1/en not_active Abandoned
-
2004
- 2004-12-13 US US11/009,702 patent/US20050092133A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN1436250A (zh) | 2003-08-13 |
CA2412666A1 (en) | 2002-12-12 |
ATE328122T1 (de) | 2006-06-15 |
JP4133318B2 (ja) | 2008-08-13 |
EP1291442B1 (en) | 2006-05-31 |
TW558567B (en) | 2003-10-21 |
US20030177864A1 (en) | 2003-09-25 |
DE60120156T2 (de) | 2006-11-02 |
DE60120156D1 (de) | 2006-07-06 |
WO2001096616A1 (fr) | 2001-12-20 |
EP1291442A1 (en) | 2003-03-12 |
CN1222628C (zh) | 2005-10-12 |
KR100504295B1 (ko) | 2005-07-27 |
EP1291442A4 (en) | 2004-06-23 |
BR0111679B1 (pt) | 2010-06-29 |
US20050092133A1 (en) | 2005-05-05 |
KR20030026246A (ko) | 2003-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 14/06/2001, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 14.06.2021 |