ZA200810241B - Oxygen injection method - Google Patents

Oxygen injection method

Info

Publication number
ZA200810241B
ZA200810241B ZA200810241A ZA200810241A ZA200810241B ZA 200810241 B ZA200810241 B ZA 200810241B ZA 200810241 A ZA200810241 A ZA 200810241A ZA 200810241 A ZA200810241 A ZA 200810241A ZA 200810241 B ZA200810241 B ZA 200810241B
Authority
ZA
South Africa
Prior art keywords
oxygen
passageways
fuel
jet
melt
Prior art date
Application number
ZA200810241A
Other languages
English (en)
Inventor
Mahoney William John
Riley Michael Francis
Deneys Adrian Christian
Vardian Gary Thomas
Stephen A Manley
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of ZA200810241B publication Critical patent/ZA200810241B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
    • F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • 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
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/32—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid using a mixture of gaseous fuel and pure oxygen or oxygen-enriched air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/48—Nozzles
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (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)
  • Furnace Charging Or Discharging (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treating Waste Gases (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
ZA200810241A 2006-06-28 2008-12-02 Oxygen injection method ZA200810241B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/476,039 US7452401B2 (en) 2006-06-28 2006-06-28 Oxygen injection method

Publications (1)

Publication Number Publication Date
ZA200810241B true ZA200810241B (en) 2009-09-30

Family

ID=38616030

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200810241A ZA200810241B (en) 2006-06-28 2008-12-02 Oxygen injection method

Country Status (15)

Country Link
US (1) US7452401B2 (zh)
EP (1) EP2047001B1 (zh)
JP (1) JP5346803B2 (zh)
KR (1) KR101361889B1 (zh)
CN (1) CN101096718B (zh)
AT (1) ATE530673T1 (zh)
AU (1) AU2007265469A1 (zh)
BR (1) BRPI0700468B1 (zh)
CA (1) CA2654912C (zh)
ES (1) ES2371200T3 (zh)
MX (1) MX2008016249A (zh)
NO (1) NO342338B1 (zh)
RU (1) RU2449025C2 (zh)
WO (1) WO2008002585A1 (zh)
ZA (1) ZA200810241B (zh)

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US20070175298A1 (en) * 2006-02-02 2007-08-02 Adrian Deneys Method for refining non-ferrous metal
US20080264209A1 (en) * 2006-02-02 2008-10-30 Adrian Deneys Method and system for injecting gas into a copper refining process
WO2008076901A1 (en) * 2006-12-15 2008-06-26 Praxair Technology, Inc. Injection method for inert gas
US8404018B2 (en) * 2009-07-06 2013-03-26 Air Products And Chemicals, Inc. Burner and method for processing oxidizable materials
US8377372B2 (en) * 2009-11-30 2013-02-19 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic lances utilizing fluidic techniques
US8323558B2 (en) * 2009-11-30 2012-12-04 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic control of lance utilizing counterflow fluidic techniques
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow fluidic techniques
DE102011002616A1 (de) * 2010-03-31 2011-12-15 Sms Siemag Ag Überschalldüse zum Einsatz in metallurgischen Anlagen sowie Verfahren zur Dimensionierung einer Überschalldüse
DE102011002612A1 (de) * 2011-01-13 2012-07-19 Siemens Aktiengesellschaft Verfahren zur Behandlung eines kohlendioxidhaltigen Abgases
US9016094B2 (en) * 2013-01-16 2015-04-28 Guardian Industries Corp. Water cooled oxygen lance for use in a float glass furnace and/or float glass furnace using the same
DE102013226109A1 (de) * 2013-07-12 2015-01-15 Sms Siemag Ag Injektor zum Einsatz in metallurgischen Anlagen
CN104596706B (zh) * 2015-02-10 2016-09-14 天津博益气动股份有限公司 用于扩展氮氢检漏仪使用场合的附加装置
US10344971B2 (en) * 2016-06-13 2019-07-09 Fives North American Combustion, Inc. Low NOx combustion
EP3615699A4 (en) * 2017-04-26 2021-01-13 Linde GmbH PROCESS AND BURNER FOR HEATING A METAL PROCESSING OVEN
US10781499B2 (en) * 2018-01-17 2020-09-22 Air Products And Chemicals, Inc. Bottom stirring tuyere and method for a basic oxygen furnace
US11155890B2 (en) * 2019-07-17 2021-10-26 Air Products And Chemicals, Inc. Tuyere for a basic oxygen furnace
DE102021200059A1 (de) * 2020-08-03 2022-02-03 Sms Group Gmbh Verfahren zum gleichzeitigen Einblasen eines Brenngases und eines sauerstoffreichen Gases in ein Aggregat
CN112474094B (zh) * 2020-11-23 2022-07-15 中国科学技术大学 一种超音速气流与旋流负压耦合的远程喷射方法及装置
DE102020215076A1 (de) * 2020-11-30 2022-06-02 Sms Group Gmbh Verfahren zur Behandlung von Metallschmelzen und/oder Schlacken in metallurgischen Bädern sowie metallurgische Anlage zur Behandlung von Metallschmelzen
CN115232908B (zh) * 2022-08-02 2024-06-14 广东韶钢松山股份有限公司 防止干法除尘泄爆的转炉炼钢方法
EP4414647A1 (en) * 2023-02-08 2024-08-14 Linde GmbH A method for heating or refining a liquid material in a furnace

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GB1371978A (en) 1971-12-10 1974-10-30 Centre Rech Metallurgique Injecting liquid fuel into a high-temperature environment by means of a burner
US4622007A (en) * 1984-08-17 1986-11-11 American Combustion, Inc. Variable heat generating method and apparatus
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JP3090542B2 (ja) * 1992-08-26 2000-09-25 新日本製鐵株式会社 真空処理装置の操業方法
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RU2218420C2 (ru) * 1998-08-28 2003-12-10 Праксайр Текнолоджи, Инк. Способ подачи газа в печь
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EP1179602A1 (fr) * 2000-08-07 2002-02-13 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé d'injection d'un gaz à l'aide d'une tuyère
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JP3577066B2 (ja) * 2001-09-28 2004-10-13 日本酸素株式会社 バーナ・ランスおよび精錬方法
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Also Published As

Publication number Publication date
BRPI0700468B1 (pt) 2015-08-18
US7452401B2 (en) 2008-11-18
CN101096718B (zh) 2013-01-02
NO20090359L (no) 2009-01-23
WO2008002585A8 (en) 2008-12-04
RU2449025C2 (ru) 2012-04-27
CN101096718A (zh) 2008-01-02
AU2007265469A1 (en) 2008-01-03
RU2009102641A (ru) 2010-08-10
JP5346803B2 (ja) 2013-11-20
CA2654912A1 (en) 2008-01-03
EP2047001B1 (en) 2011-10-26
US20080000325A1 (en) 2008-01-03
BRPI0700468A (pt) 2008-02-19
CA2654912C (en) 2011-08-23
WO2008002585A1 (en) 2008-01-03
ES2371200T3 (es) 2011-12-28
MX2008016249A (es) 2009-01-16
ATE530673T1 (de) 2011-11-15
KR101361889B1 (ko) 2014-02-13
JP2009542909A (ja) 2009-12-03
NO342338B1 (no) 2018-05-07
KR20090023734A (ko) 2009-03-05
EP2047001A1 (en) 2009-04-15

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