BR9800914A - Processo para introduzir gás dentro de uma poça de lìquido. - Google Patents

Processo para introduzir gás dentro de uma poça de lìquido.

Info

Publication number
BR9800914A
BR9800914A BR9800914-1A BR9800914A BR9800914A BR 9800914 A BR9800914 A BR 9800914A BR 9800914 A BR9800914 A BR 9800914A BR 9800914 A BR9800914 A BR 9800914A
Authority
BR
Brazil
Prior art keywords
liquid
gas
lance
pool
gas stream
Prior art date
Application number
BR9800914-1A
Other languages
English (en)
Inventor
Jonh Erling Anderson
Pravin Chandra Mathur
Ronald Joseph Selines
Original Assignee
Praxair Tecnology 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25229139&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9800914(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Praxair Tecnology Inc filed Critical Praxair Tecnology Inc
Publication of BR9800914A publication Critical patent/BR9800914A/pt

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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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
    • C21C5/52—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
    • 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
    • C21C7/072—Treatment with gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Nozzles (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Surgical Instruments (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

"PROCESSO PARA INTRODUZIR GáS DENTRO DE UMA POçA DE LìQUIDO". Processo para a introdução de gás dentro de um líquido no qual uma corrente de gás é ejetada de uma lança espaçada acima da superfície do líquido e direcionada da lança para cima da superfície de líquido. O gás retém substancialmente toda a sua velocidade do eixo do jato original quando contacta a superfície do líquido, e substancialmente todo o gás penetra na superfície do líquido e é introduzido no líquido. De preferência, a corrente de gás está rodeada por um envelope de chama correndo da lança para a superfície do líquido, que protege o gás contra a entrada de gás ambiental. A corrente de gás forma preferivelmente uma cavidade gasosa dentro do líquido possuindo um diâmetro substancialmente igual ao diâmetro da corrente de gás assim que ela é ejetada da lança.
BR9800914-1A 1997-03-18 1998-03-16 Processo para introduzir gás dentro de uma poça de lìquido. BR9800914A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/819,810 US5814125A (en) 1997-03-18 1997-03-18 Method for introducing gas into a liquid

Publications (1)

Publication Number Publication Date
BR9800914A true BR9800914A (pt) 1999-09-21

Family

ID=25229139

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9800914-1A BR9800914A (pt) 1997-03-18 1998-03-16 Processo para introduzir gás dentro de uma poça de lìquido.

Country Status (16)

Country Link
US (1) US5814125A (pt)
EP (1) EP0866138B1 (pt)
JP (1) JP3309073B2 (pt)
KR (1) KR100368517B1 (pt)
CN (1) CN1140761C (pt)
AR (1) AR012076A1 (pt)
AU (1) AU749671B2 (pt)
BR (1) BR9800914A (pt)
CA (1) CA2232215C (pt)
DE (1) DE69802983T2 (pt)
ES (1) ES2143968T3 (pt)
ID (1) ID20066A (pt)
MY (1) MY119920A (pt)
PL (1) PL325310A1 (pt)
RU (1) RU2208749C2 (pt)
TW (1) TW470776B (pt)

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US6123542A (en) 1998-11-03 2000-09-26 American Air Liquide Self-cooled oxygen-fuel burner for use in high-temperature and high-particulate furnaces
US6342086B1 (en) * 1999-02-16 2002-01-29 Process Technology International, Inc. Method and apparatus for improved EAF steelmaking
FR2793263A1 (fr) * 1999-05-07 2000-11-10 Air Liquide Four a arc electrique pour la production d'acier et procede de mise en oeuvre de ce four
DE19935010A1 (de) * 1999-07-26 2001-02-01 Linde Gas Ag Verfahren und Vorrichtung zum Imprägnieren von Flüssigkeiten mit Gasen
US6306890B1 (en) * 1999-08-30 2001-10-23 Vanderbilt University Esters derived from indolealkanols and novel amides derived from indolealkylamides that are selective COX-2 inhibitors
US6142764A (en) * 1999-09-02 2000-11-07 Praxair Technology, Inc. Method for changing the length of a coherent jet
US6261338B1 (en) * 1999-10-12 2001-07-17 Praxair Technology, Inc. Gas and powder delivery system and method of use
US6139310A (en) * 1999-11-16 2000-10-31 Praxair Technology, Inc. System for producing a single coherent jet
US6241510B1 (en) 2000-02-02 2001-06-05 Praxair Technology, Inc. System for providing proximate turbulent and coherent gas jets
US6334976B1 (en) * 2000-08-03 2002-01-01 Praxair Technology, Inc. Fluid cooled coherent jet lance
US7008535B1 (en) 2000-08-04 2006-03-07 Wayne State University Apparatus for oxygenating wastewater
US6254379B1 (en) * 2000-09-27 2001-07-03 Praxair Technology, Inc. Reagent delivery system
US6400747B1 (en) 2001-05-18 2002-06-04 Praxair Technology, Inc. Quadrilateral assembly for coherent jet lancing and post combustion in an electric arc furnace
US6432163B1 (en) 2001-06-22 2002-08-13 Praxair Technology, Inc. Metal refining method using differing refining oxygen sequence
US20100151041A1 (en) * 2001-07-18 2010-06-17 Eckert C Edward Hypersaturated gas in liquid
US20060030900A1 (en) * 2001-07-18 2006-02-09 Eckert C E Two-phase oxygenated solution and method of use
US6450799B1 (en) * 2001-12-04 2002-09-17 Praxair Technology, Inc. Coherent jet system using liquid fuel flame shroud
DE10201108A1 (de) * 2002-01-15 2003-07-24 Sms Demag Ag Verfahren zur pyrometallurgischen Behandlung von Metallen, Metallschmelzen und/oder Schlacken sowie eine Injektorvorrichtung
US6604937B1 (en) 2002-05-24 2003-08-12 Praxair Technology, Inc. Coherent jet system with single ring flame envelope
BE1015533A5 (fr) * 2002-05-24 2005-05-03 Praxair Technology Inc Systeme de jets coherents avec enveloppe de flammes annulaire unique.
US6773484B2 (en) * 2002-06-26 2004-08-10 Praxair Technology, Inc. Extensionless coherent jet system with aligned flame envelope ports
DE10257422A1 (de) * 2002-12-09 2004-07-08 Specialty Minerals Michigan Inc., Bingham Farms Verfahren zum Positionieren einer Messvorrichtung, die optische Strahlung emittiert und empfängt, zum Messen von Verschleiß der Auskleidung eines Behälters
US6875398B2 (en) * 2003-01-15 2005-04-05 Praxair Technology, Inc. Coherent jet system with outwardly angled flame envelope ports
US20050145071A1 (en) * 2003-03-14 2005-07-07 Cates Larry E. System for optically analyzing a molten metal bath
US20040178545A1 (en) * 2003-03-14 2004-09-16 Cates Larry E. System for optically analyzing a molten metal bath
US6932854B2 (en) * 2004-01-23 2005-08-23 Praxair Technology, Inc. Method for producing low carbon steel
US20050247105A1 (en) * 2004-02-16 2005-11-10 Dikken David A Particulate filter and method of use
JP2007537355A (ja) * 2004-05-14 2007-12-20 ザ・ビーオーシー・グループ・インコーポレーテッド 溶融金属の精錬
US7438848B2 (en) * 2004-06-30 2008-10-21 The Boc Group, Inc. Metallurgical lance
ITMI20050241A1 (it) * 2005-02-18 2006-08-19 Techint Spa Iniettore multifunzione e relativo procedimento di combustione per trattamento metallurgico in un forno ad arco elettrico
US7297180B2 (en) * 2005-07-13 2007-11-20 Praxair Technology, Inc. Method for operating a vacuum vessel with a coherent jet
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
US7452401B2 (en) * 2006-06-28 2008-11-18 Praxair Technology, Inc. Oxygen injection method
BRPI0720287B1 (pt) * 2006-12-15 2017-05-09 Praxair Technology Inc método de injetar gás inerte no banho localizado dentro de um forno metalúrgico tendo uma atmosfera de forno aquecida.
US8142711B2 (en) * 2009-04-02 2012-03-27 Nu-Core, Inc. Forged copper burner enclosure
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
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow 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
DE102010064357A1 (de) * 2010-12-29 2012-07-05 Sms Siemag Ag Verfahren zur pyrometallurgischen Behandlung von Metallen, Metallschmelzen und/oder Schlacken
WO2014018824A1 (en) * 2012-07-26 2014-01-30 Mikhail Spokoyny Heat exchanging apparatus and method for transferring heat
JP6551375B2 (ja) * 2016-12-07 2019-07-31 トヨタ自動車株式会社 水素ガスバーナ構造およびこれを備えた水素ガスバーナ装置
EP3555526B1 (en) 2016-12-19 2022-01-19 Praxair Technology, Inc. Fluidic burner with directional jet
US11098894B2 (en) 2018-07-11 2021-08-24 Praxair Technology, Inc. Multifunctional fluidic burner
KR102838606B1 (ko) * 2023-10-31 2025-07-25 (주)하나금속 내열 동합금 랜스 팁 제조방법

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Also Published As

Publication number Publication date
RU2208749C2 (ru) 2003-07-20
ES2143968T3 (es) 2002-08-01
ES2143968T1 (es) 2000-06-01
EP0866138B1 (en) 2001-12-19
CN1196473A (zh) 1998-10-21
DE69802983D1 (de) 2002-01-31
AU749671B2 (en) 2002-07-04
KR19980080282A (ko) 1998-11-25
MY119920A (en) 2005-08-30
AR012076A1 (es) 2000-09-27
CA2232215C (en) 2003-07-08
KR100368517B1 (ko) 2003-04-21
TW470776B (en) 2002-01-01
JPH10263384A (ja) 1998-10-06
EP0866138A1 (en) 1998-09-23
AU5842598A (en) 1998-09-24
JP3309073B2 (ja) 2002-07-29
ID20066A (id) 1998-09-24
US5814125A (en) 1998-09-29
CN1140761C (zh) 2004-03-03
PL325310A1 (en) 1998-09-28
DE69802983T2 (de) 2002-07-18
CA2232215A1 (en) 1998-09-18

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]