CL2017001757A1 - Proceso para desfosforización de metal fundido durante un proceso de refinación. - Google Patents

Proceso para desfosforización de metal fundido durante un proceso de refinación.

Info

Publication number
CL2017001757A1
CL2017001757A1 CL2017001757A CL2017001757A CL2017001757A1 CL 2017001757 A1 CL2017001757 A1 CL 2017001757A1 CL 2017001757 A CL2017001757 A CL 2017001757A CL 2017001757 A CL2017001757 A CL 2017001757A CL 2017001757 A1 CL2017001757 A1 CL 2017001757A1
Authority
CL
Chile
Prior art keywords
dephosphoryization
molten metal
metal during
reduced
metal
Prior art date
Application number
CL2017001757A
Other languages
English (en)
Inventor
Thierry Chopin
Michael Nispel
Guillaume Criniere
Eric Perrin
Jose Noldin
Original Assignee
Lhoist Rech Et Developpement Sa
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=52302145&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CL2017001757(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lhoist Rech Et Developpement Sa filed Critical Lhoist Rech Et Developpement Sa
Publication of CL2017001757A1 publication Critical patent/CL2017001757A1/es

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
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)

Abstract

<p>UN PROCESO PARA DESFOSFORIZACIÓN DE METAL FUNDIDO DURANTE UN PROCESO DE REFINACIÓN QUE UTILIZA UNA COMPOSICIÓN DE CAL EN LA FORMA DE PARTÍCULAS COMPACTADAS QUE TIENEN UN ÍNDICE DE PRUEBA DE DESTRUCCIÓN DE MENOS DE 20%, LLEVANDO A UN METAL REFINADO REDUCIDO COMPONENTES DE FÓSFORO AL GRADO QUE EL METAL REFINADO REDUCIDO EN FÓSFORO ESTÁ MOSTRANDO UN CONTENIDO DE FOSFORO MENOR A 0.02% EN PESO CON BASE EN EL PESO TOTAL DEL METAL REFINADO REDUCIDO EN FÓSFORO.</p>
CL2017001757A 2015-01-09 2017-07-03 Proceso para desfosforización de metal fundido durante un proceso de refinación. CL2017001757A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15150704.3A EP3042965A1 (en) 2015-01-09 2015-01-09 Process for dephosphorization of molten metal during a refining process

Publications (1)

Publication Number Publication Date
CL2017001757A1 true CL2017001757A1 (es) 2018-01-19

Family

ID=52302145

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2017001757A CL2017001757A1 (es) 2015-01-09 2017-07-03 Proceso para desfosforización de metal fundido durante un proceso de refinación.

Country Status (23)

Country Link
US (1) US10822668B2 (es)
EP (2) EP3042965A1 (es)
JP (1) JP6599465B2 (es)
KR (1) KR102023040B1 (es)
CN (1) CN107109501B (es)
AU (1) AU2016205965B2 (es)
BE (1) BE1023293B1 (es)
BR (1) BR112017014420A2 (es)
CA (1) CA2972936C (es)
CL (1) CL2017001757A1 (es)
EA (1) EA033939B1 (es)
ES (1) ES2694577T3 (es)
FR (1) FR3043409B1 (es)
MX (1) MX2017008897A (es)
MY (1) MY181910A (es)
PE (1) PE20171251A1 (es)
PL (1) PL3242958T3 (es)
PT (1) PT3242958T (es)
TR (1) TR201815815T4 (es)
TW (1) TWI677579B (es)
UA (1) UA122565C2 (es)
WO (1) WO2016110574A1 (es)
ZA (1) ZA201704529B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1023884B1 (fr) 2016-07-08 2017-09-04 Lhoist Rech Et Developpement Sa Procédé de fabricatrion de briquettes contenant de l'oxyde de fer actif, et briquettes ainsi obtenues
BE1023886B9 (fr) * 2016-07-08 2018-01-17 Lhoist Rech Et Developpement Sa Composition sous forme de tablettes comprenant des composes calco-magnesiens vifs, son procede d'obtention et leur utilisation
BE1023887B1 (fr) * 2016-07-08 2017-09-04 Lhoist Recherche Et Developpement Sa Composition sous forme de briquettes comprenant des composes calco-magnesiens vifs, son procede d'obtention et leur utilisation
CN109207672B (zh) 2018-12-03 2020-02-04 南阳汉冶特钢有限公司 一种超低磷钢生产过程中的排渣方法以及超低磷钢的生产方法
EP3693478A1 (en) 2019-02-06 2020-08-12 S.A. Lhoist Recherche Et Developpement Process for refining steel and dephosphorization agent used in said process
EP3992145A4 (en) * 2019-06-25 2022-08-17 JFE Steel Corporation METHOD FOR REMOVING PHOSPHORUS FROM A PHOSPHORUS-CONTAINING SUBSTANCE, METHOD FOR PRODUCING A STARTING MATERIAL FOR METAL Smelting OR A STARTING MATERIAL FOR METAL REFINING, AND METHOD FOR PRODUCING METAL
CN113718087A (zh) * 2021-08-16 2021-11-30 日照钢铁控股集团有限公司 一种在高废钢比条件下转炉脱磷的生产工艺
TWI840112B (zh) * 2023-02-07 2024-04-21 威致鋼鐵工業股份有限公司 爐渣廢棄物回收再利用的方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1955869A1 (de) 1968-11-12 1970-06-18 Yawata Iron & Steel Co Schlackenbildner fuer die Stahlerzeugung sowie Verfahren zur Herstellung dieses Schlackenbildners
US3771999A (en) 1970-12-03 1973-11-13 Republic Steel Corp Slag-making methods and materials
BE791197A (fr) 1971-11-11 1973-03-01 Steetley Mfg Ltd Compositions de castine
GB1450385A (en) 1972-08-18 1976-09-22 Foseco Int Basic oxygen steelmaking and additive compositions therefor
GB1451350A (en) 1973-12-28 1976-09-29 Carad Flux and slag conditioner for baste iron and steel refining processes
JPS55110712A (en) * 1979-02-15 1980-08-26 Kawasaki Steel Corp Desulfurizing agent for blowing-in
JPS5713110A (en) 1980-06-28 1982-01-23 Kawasaki Steel Corp Dephosphorization treatment of molten iron
JP2002249814A (ja) * 2000-12-21 2002-09-06 Nkk Corp 低燐溶銑の製造方法
JP3985471B2 (ja) 2001-02-06 2007-10-03 住友金属工業株式会社 精錬処理後のスラグの製造方法
JP4089815B2 (ja) * 2002-11-26 2008-05-28 大阪鋼灰株式会社 精錬用石灰系フラックス
CN100340677C (zh) * 2004-11-30 2007-10-03 宝山钢铁股份有限公司 超高功率大电炉冶炼用调渣剂
DE102009034700B4 (de) * 2008-07-25 2013-08-22 Bene_Fit Systems Gmbh & Co. Kg Nanoskalige Calcium- und/oder Magnesiumverbindungen zur Verwendung als Flammschutz in Polymeren
KR101257266B1 (ko) * 2011-05-30 2013-04-23 현대제철 주식회사 전기로에서의 용강 탈린제 및 탈린 방법
JP5729256B2 (ja) * 2011-10-20 2015-06-03 新日鐵住金株式会社 非焼成溶銑脱りん材および非焼成溶銑脱りん材を用いた溶銑の脱りん方法
EP2816125B1 (en) * 2012-03-13 2015-11-25 Angang Steel Company Limited Process for producing low-cost clean steel
BE1021193B1 (fr) * 2012-07-12 2015-07-14 Lhoist Recherche Et Developpement Charges minerales ignifuges et compositions polymeres ignifugees
FR3008405A1 (fr) 2013-07-15 2015-01-16 Lhoist Rech & Dev Sa Composition comprenant un ou des composes calco-magnesiens sous forme de compacts

Also Published As

Publication number Publication date
CA2972936C (en) 2019-12-24
TR201815815T4 (tr) 2018-11-21
JP2018501407A (ja) 2018-01-18
PT3242958T (pt) 2018-11-19
AU2016205965B2 (en) 2018-10-25
PL3242958T3 (pl) 2019-01-31
KR20170105008A (ko) 2017-09-18
EA201791246A1 (ru) 2017-10-31
US20170349959A1 (en) 2017-12-07
US10822668B2 (en) 2020-11-03
AU2016205965A1 (en) 2017-07-27
EP3242958A1 (en) 2017-11-15
WO2016110574A1 (en) 2016-07-14
TWI677579B (zh) 2019-11-21
TW201627503A (zh) 2016-08-01
CN107109501B (zh) 2019-02-19
EP3242958B1 (en) 2018-08-15
BR112017014420A2 (pt) 2018-03-20
CN107109501A (zh) 2017-08-29
BE1023293B1 (fr) 2017-01-25
MX2017008897A (es) 2018-04-30
KR102023040B1 (ko) 2019-09-19
FR3043409B1 (fr) 2021-07-23
MY181910A (en) 2021-01-14
EP3042965A1 (en) 2016-07-13
EA033939B1 (ru) 2019-12-11
PE20171251A1 (es) 2017-08-28
UA122565C2 (uk) 2020-12-10
CA2972936A1 (en) 2016-07-14
ZA201704529B (en) 2018-11-28
ES2694577T3 (es) 2018-12-21
FR3043409A1 (fr) 2017-05-12
JP6599465B2 (ja) 2019-10-30

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