MX2018008481A - Sistemas y metodos para precalentar pelotillas o pellets que contienen metal. - Google Patents

Sistemas y metodos para precalentar pelotillas o pellets que contienen metal.

Info

Publication number
MX2018008481A
MX2018008481A MX2018008481A MX2018008481A MX2018008481A MX 2018008481 A MX2018008481 A MX 2018008481A MX 2018008481 A MX2018008481 A MX 2018008481A MX 2018008481 A MX2018008481 A MX 2018008481A MX 2018008481 A MX2018008481 A MX 2018008481A
Authority
MX
Mexico
Prior art keywords
pellets
hood
melting furnace
chute
systems
Prior art date
Application number
MX2018008481A
Other languages
English (en)
Inventor
J Buragino Gregory
He Xiaoyi
Vasant Sane Anup
Pradeep Gangoli Shailesh
Saul Zelson Larry
Original Assignee
Air Prod & Chem
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
Application filed by Air Prod & Chem filed Critical Air Prod & Chem
Publication of MX2018008481A publication Critical patent/MX2018008481A/es

Links

Classifications

    • 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
    • C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/527—Charging of the electric furnace
    • 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
    • C22B1/02—Roasting processes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Furnace Details (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Tunnel Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture Of Iron (AREA)

Abstract

Un sistema de impacto de flama directo para precalentar pelotillas o pellets de metal antes de la carga enm un horno de fusión, en donde las pelotillas se transportan por una banda transportadora a una canaleta que descarga en el horno de fusión, que incluye una campana de precalentador revestida con material refractario que incluye una campana de canaleta que cubre la canaleta y una campana de transportador que cubre por lo menos una porción de la banda transportadora, la campana de precalentador que tiene un extremo de entrada a través del cual entran las pelotillas y un extremo de salida a través del cual salen las pelotillas hacia el horno de fusión, y por lo menos un banco de quemadores cada uno que contiene por lo menos un quemador dispuesto en la campana posicionado para dirigir las flamas en contacto con las pelotillas que son transportadas para precalentar las pelotillas antes de la descarga en el horno de fusión.
MX2018008481A 2017-07-11 2018-07-09 Sistemas y metodos para precalentar pelotillas o pellets que contienen metal. MX2018008481A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762531019P 2017-07-11 2017-07-11
US201862621754P 2018-01-25 2018-01-25
US16/025,230 US20190017745A1 (en) 2017-07-11 2018-07-02 Systems and Methods for Preheating Metal-Containing Pellets

Publications (1)

Publication Number Publication Date
MX2018008481A true MX2018008481A (es) 2019-02-08

Family

ID=65000114

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2018008481A MX2018008481A (es) 2017-07-11 2018-07-09 Sistemas y metodos para precalentar pelotillas o pellets que contienen metal.

Country Status (6)

Country Link
US (2) US20190017745A1 (es)
CN (1) CN109234485B (es)
BR (1) BR102018014006A2 (es)
CA (1) CA3010841C (es)
MX (1) MX2018008481A (es)
TR (1) TR201809735A2 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11060792B2 (en) 2018-03-23 2021-07-13 Air Products And Chemicals, Inc. Oxy-fuel combustion system and method for melting a pelleted charge material
CN111148335A (zh) * 2020-01-13 2020-05-12 内蒙古赛思普科技有限公司 一种用于熔融还原炉等离子预热预还原喷枪、还原炉及应用
US11965221B2 (en) * 2020-03-24 2024-04-23 Midrex Technologies, Inc. Method and system for heating direct reduced iron (DRI) between a DRI source and processing equipment for the DRI

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4817563B1 (es) * 1969-06-14 1973-05-30
CH553387A (de) * 1972-07-06 1974-08-30 Sulzer Ag Verfahren zum vorwaermen von schrott.
US4609400A (en) * 1984-08-02 1986-09-02 Intersteel Technology, Inc. Method and apparatus for preheating charge materials for continuous steelmaking
US6506231B2 (en) * 1996-03-15 2003-01-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US6155333A (en) * 1999-02-23 2000-12-05 Techint Compagnia Tecnica Internazionale Continuous electric steelmaking with charge preheating, melting, refining and casting
US20050077658A1 (en) * 2003-10-10 2005-04-14 Glen Zdolshek Fume treatment system and method
RU2398895C2 (ru) * 2005-10-05 2010-09-10 Жфе Матириал Ко., Лтд. СПОСОБ ОБЖИГА МАТЕРИАЛА, СОДЕРЖАЩЕГО, ПО МЕНЬШЕЙ МЕРЕ, ОДИН МЕТАЛЛ ИЗ ГРУППЫ, ВКЛЮЧАЮЩЕЙ V ИЛИ Mo, ИЛИ Ni, И ВРАЩАЮЩАЯСЯ ПЕЧЬ ДЛЯ ОБЖИГА ЭТОГО МАТЕРИАЛА
SE530124C2 (sv) * 2005-11-08 2008-03-04 Morphic Technologies Ab Publ Arrangemang och metod att upphetta metallföremål
JP5400553B2 (ja) * 2009-10-08 2014-01-29 株式会社神戸製鋼所 溶融金属製造装置
KR101220554B1 (ko) * 2010-12-28 2013-01-10 주식회사 포스코 용선제조장치 및 이를 이용한 용선제조방법
JP6015916B2 (ja) * 2012-09-20 2016-10-26 三菱重工業株式会社 高炉設備
JP5957348B2 (ja) * 2012-09-21 2016-07-27 Ｐｒｉｍｅｔａｌｓ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｊａｐａｎ株式会社 部分還元鉄製造装置
CN103276278B (zh) * 2013-06-04 2015-10-21 罕王实业集团有限公司 一种用于红土镍矿冶炼的熔融还原炉
US9976806B2 (en) * 2013-10-30 2018-05-22 Posco Burning apparatus and method for manufacturing reduced iron using the same
CN104232826B (zh) * 2014-10-21 2016-10-05 郭瑛 用低品位难选铁矿炼铁的方法及其设备
JP2016160473A (ja) * 2015-02-27 2016-09-05 三菱重工業株式会社 部分還元鉄製造装置及び方法
CN205223318U (zh) * 2015-12-08 2016-05-11 杨博文 一种矿石球团预烧制备装置
CN207121618U (zh) * 2017-09-11 2018-03-20 刘成军 一种含铁物料连续炼钢设备

Also Published As

Publication number Publication date
TR201809735A2 (tr) 2019-05-21
CA3010841A1 (en) 2019-01-11
US20210364237A1 (en) 2021-11-25
US20190017745A1 (en) 2019-01-17
CN109234485B (zh) 2021-04-23
CN109234485A (zh) 2019-01-18
BR102018014006A2 (pt) 2019-01-29
CA3010841C (en) 2020-07-21

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