DE69802983D1 - Verfahren zum einbringen von gas in eine flüssigkeit - Google Patents

Verfahren zum einbringen von gas in eine flüssigkeit

Info

Publication number
DE69802983D1
DE69802983D1 DE69802983T DE69802983T DE69802983D1 DE 69802983 D1 DE69802983 D1 DE 69802983D1 DE 69802983 T DE69802983 T DE 69802983T DE 69802983 T DE69802983 T DE 69802983T DE 69802983 D1 DE69802983 D1 DE 69802983D1
Authority
DE
Germany
Prior art keywords
liquid
putting gas
putting
gas
Prior art date
Legal status (The legal status 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 status listed.)
Revoked
Application number
DE69802983T
Other languages
English (en)
Other versions
DE69802983T2 (de
Inventor
John Erling Anderson
Pravin Chandra Mathur
Ronald Joseph Selines
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Praxair Technology Inc
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
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=DE69802983(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of DE69802983D1 publication Critical patent/DE69802983D1/de
Application granted granted Critical
Publication of DE69802983T2 publication Critical patent/DE69802983T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
DE69802983T 1997-03-18 1998-03-16 Verfahren zum einbringen von gas in eine flüssigkeit Revoked DE69802983T2 (de)

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 (2)

Publication Number Publication Date
DE69802983D1 true DE69802983D1 (de) 2002-01-31
DE69802983T2 DE69802983T2 (de) 2002-07-18

Family

ID=25229139

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802983T Revoked DE69802983T2 (de) 1997-03-18 1998-03-16 Verfahren zum einbringen von gas in eine flüssigkeit

Country Status (16)

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

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US6176894B1 (en) 1998-06-17 2001-01-23 Praxair Technology, Inc. Supersonic coherent gas jet for providing gas into a liquid
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
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
BE1015533A5 (fr) * 2002-05-24 2005-05-03 Praxair Technology Inc Systeme de jets coherents avec enveloppe de flammes annulaire unique.
US6604937B1 (en) * 2002-05-24 2003-08-12 Praxair Technology, Inc. Coherent jet system with single ring flame envelope
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
US20040178545A1 (en) * 2003-03-14 2004-09-16 Cates Larry E. System for optically analyzing a molten metal bath
US20050145071A1 (en) * 2003-03-14 2005-07-07 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
WO2005079431A2 (en) * 2004-02-16 2005-09-01 Measurement Technology Laboratories Corporation Particulate filter and method of use
BRPI0510988A (pt) * 2004-05-14 2007-12-04 Boc Group Inc refino de metal em fusão
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
US7959708B2 (en) * 2006-12-15 2011-06-14 Praxair Technology, Inc. Injection method for inert gas
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
EP2878011B1 (de) * 2012-07-26 2018-05-30 Cool Technology Solutions, Inc. Wärmetauscher und verfahren zur wärmeübertragung
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
PL3555526T3 (pl) 2016-12-19 2022-02-21 Praxair Technology, Inc. Palnik strumieniowy ze strumieniem kierunkowym
US11098894B2 (en) 2018-07-11 2021-08-24 Praxair Technology, Inc. Multifunctional fluidic burner

Family Cites Families (9)

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Publication number Priority date Publication date Assignee Title
US3216714A (en) * 1963-02-04 1965-11-09 Bot Brassert Oxygen Technik Ag Heating and blowing device for metallurgical purposes
FR1424029A (fr) * 1964-01-06 1966-01-07 Union Carbide Corp Procédé et appareil pour introduire un courant de gaz de traitement dans un bain de métal en fusion
US3889933A (en) * 1974-02-28 1975-06-17 Int Nickel Canada Metallurgical lance
US4373949A (en) * 1979-02-07 1983-02-15 Union Carbide Corporation Method for increasing vessel lining life for basic oxygen furnaces
US4210442A (en) * 1979-02-07 1980-07-01 Union Carbide Corporation Argon in the basic oxygen process to control slopping
US4426224A (en) * 1981-12-25 1984-01-17 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance
US4599107A (en) * 1985-05-20 1986-07-08 Union Carbide Corporation Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining
US5302325A (en) * 1990-09-25 1994-04-12 Praxair Technology, Inc. In-line dispersion of gas in liquid
US5569180A (en) * 1991-02-14 1996-10-29 Wayne State University Method for delivering a gas-supersaturated fluid to a gas-depleted site and use thereof

Also Published As

Publication number Publication date
ES2143968T1 (es) 2000-06-01
KR100368517B1 (ko) 2003-04-21
CA2232215C (en) 2003-07-08
CN1140761C (zh) 2004-03-03
CN1196473A (zh) 1998-10-21
AU5842598A (en) 1998-09-24
JP3309073B2 (ja) 2002-07-29
KR19980080282A (ko) 1998-11-25
EP0866138A1 (de) 1998-09-23
MY119920A (en) 2005-08-30
CA2232215A1 (en) 1998-09-18
ID20066A (id) 1998-09-24
ES2143968T3 (es) 2002-08-01
AR012076A1 (es) 2000-09-27
BR9800914A (pt) 1999-09-21
JPH10263384A (ja) 1998-10-06
AU749671B2 (en) 2002-07-04
PL325310A1 (en) 1998-09-28
RU2208749C2 (ru) 2003-07-20
US5814125A (en) 1998-09-29
EP0866138B1 (de) 2001-12-19
TW470776B (en) 2002-01-01
DE69802983T2 (de) 2002-07-18

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation