KR19980080282A - 액체 내부로의 가스 분사 방법 - Google Patents
액체 내부로의 가스 분사 방법 Download PDFInfo
- Publication number
- KR19980080282A KR19980080282A KR1019980008701A KR19980008701A KR19980080282A KR 19980080282 A KR19980080282 A KR 19980080282A KR 1019980008701 A KR1019980008701 A KR 1019980008701A KR 19980008701 A KR19980008701 A KR 19980008701A KR 19980080282 A KR19980080282 A KR 19980080282A
- Authority
- KR
- South Korea
- Prior art keywords
- gas
- liquid pool
- liquid
- lance
- stream
- Prior art date
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
Abstract
Description
Claims (10)
- 액체 풀 내부로의 가스 분사 방법에 있어서,출구 직경(d)를 갖는 노즐과 액체 풀의 표면으로부터 이격되어 있는 팁을 갖는 랜스로부터 가스를 분사하고, 랜스 팁으로부터 분사될 때의 초기 제트 기류 축 속도를 갖는 가스 흐름을 형성하는 단계,랜스 팁으로부터 적어도 20 d에 해당하는 액체 풀 표면에 이르기까지 가스 흐름을 통과시키고, 초기 제트 기류 축 속도의 적어도 50%의 제트 기류 축 속도를 갖는 가스 흐름을 액체 풀 표면과 접촉시키는 단계, 및액체 풀의 표면을 통해 액체 풀 내부로 가스를 통과시키는 단계를 포함하는 가스 분사 방법.
- 제 1 항에 있어서, 상기 가스는 산소, 질소, 아르곤, 이산화 탄소, 수소, 및 탄화수소 가스를 포함하는 방법.
- 제 1 항에 있어서, 상기 액체 풀은 용융 금속, 수용액, 또는 부식액을 포함하는 방법.
- 제 1 항에 있어서, 상기 가스 흐름은 초음속의 초기 제트 기류 축 속도를 가지며, 상기 가스가 액체 풀 표면에 접할 때에도 초음속 제트 기류 축 속도를 갖는 방법.
- 제 1 항에 있어서, 상기 가스 흐름을 화염 엔빌로우프로 둘러싸는 단계를 더 포함하는 방법.
- 제 5항에 있어서, 상기 화염 엔빌로우프는 랜스 팁으로부터 액체 풀 표면에 이르기까지 연장하는 방법.
- 제 1 항에 있어서, 액체 풀 내에 가스 공동을 형성하고, 상기 가스 공동으로부터 액체 내부로 기포를 발생하는 단계를 더 포함하는 방법.
- 제 1 항에 있어서, 액체 풀로 유입되는 가스로 이루어지는 액체 풀 내부에 기포를 상승시키는 기류를 형성시키는 단계를 더 포함하는 방법.
- 제 1 항에 있어서, 상기 가스는 산소를 포함하며, 상기 액체 풀은 용융 금속을 포함하고, 상기 노즐 출구 직경은 1.27 cm 내지 5.1 cm의 범위이며, 랜스 팁으로부터 액체 풀 표면까지의 가스 흐름의 거리는 20 d 내지 100d 범위인 방법.
- 제 1 항에 있어서, 상기 가스는 아르곤을 포함하고, 상기 액체 풀은 용융 금속을 포함하고, 상기 노즐 출구 직경은 1.27 cm 내지 5.1 cm의 범위이며, 랜스 팁으로부터 액체 풀 표면까지의 가스 흐름의 거리는 20 d 내지 100d 범위인 방법.
Applications Claiming Priority (3)
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 |
US08/819,810 | 1997-03-18 | ||
US8/819,810 | 1997-03-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980080282A true KR19980080282A (ko) | 1998-11-25 |
KR100368517B1 KR100368517B1 (ko) | 2003-04-21 |
Family
ID=25229139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0008701A KR100368517B1 (ko) | 1997-03-18 | 1998-03-16 | 액체풀안으로가스를도입하는방법 |
Country Status (16)
Country | Link |
---|---|
US (1) | US5814125A (ko) |
EP (1) | EP0866138B1 (ko) |
JP (1) | JP3309073B2 (ko) |
KR (1) | KR100368517B1 (ko) |
CN (1) | CN1140761C (ko) |
AR (1) | AR012076A1 (ko) |
AU (1) | AU749671B2 (ko) |
BR (1) | BR9800914A (ko) |
CA (1) | CA2232215C (ko) |
DE (1) | DE69802983T2 (ko) |
ES (1) | ES2143968T3 (ko) |
ID (1) | ID20066A (ko) |
MY (1) | MY119920A (ko) |
PL (1) | PL325310A1 (ko) |
RU (1) | RU2208749C2 (ko) |
TW (1) | TW470776B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100604768B1 (ko) * | 2001-06-22 | 2006-07-26 | 프랙스에어 테크놀로지, 인코포레이티드 | 상이한 산소 제련 순서를 사용하는 금속 제련 방법 |
Families Citing this family (43)
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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 |
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 |
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US20050145071A1 (en) * | 2003-03-14 | 2005-07-07 | Cates Larry E. | System for optically analyzing a molten metal bath |
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BRPI0510988A (pt) * | 2004-05-14 | 2007-12-04 | Boc Group Inc | refino de metal em fusão |
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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 |
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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 (en) * | 2012-07-26 | 2018-05-30 | Cool Technology Solutions, Inc. | 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 |
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 |
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-
1997
- 1997-03-18 US US08/819,810 patent/US5814125A/en not_active Expired - Lifetime
-
1998
- 1998-02-27 CN CNB981053785A patent/CN1140761C/zh not_active Expired - Lifetime
- 1998-03-10 ID IDP980354A patent/ID20066A/id unknown
- 1998-03-12 PL PL98325310A patent/PL325310A1/xx unknown
- 1998-03-16 ES ES98104712T patent/ES2143968T3/es not_active Expired - Lifetime
- 1998-03-16 BR BR9800914-1A patent/BR9800914A/pt not_active IP Right Cessation
- 1998-03-16 AU AU58425/98A patent/AU749671B2/en not_active Ceased
- 1998-03-16 CA CA002232215A patent/CA2232215C/en not_active Expired - Lifetime
- 1998-03-16 KR KR10-1998-0008701A patent/KR100368517B1/ko not_active IP Right Cessation
- 1998-03-16 AR ARP980101167A patent/AR012076A1/es active IP Right Grant
- 1998-03-16 DE DE69802983T patent/DE69802983T2/de not_active Revoked
- 1998-03-16 MY MYPI98001139A patent/MY119920A/en unknown
- 1998-03-16 JP JP08242998A patent/JP3309073B2/ja not_active Expired - Lifetime
- 1998-03-16 EP EP98104712A patent/EP0866138B1/en not_active Revoked
- 1998-03-17 TW TW087103873A patent/TW470776B/zh not_active IP Right Cessation
- 1998-03-17 RU RU98105422/02A patent/RU2208749C2/ru active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100604768B1 (ko) * | 2001-06-22 | 2006-07-26 | 프랙스에어 테크놀로지, 인코포레이티드 | 상이한 산소 제련 순서를 사용하는 금속 제련 방법 |
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 |
EP0866138A1 (en) | 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 |
DE69802983D1 (de) | 2002-01-31 |
EP0866138B1 (en) | 2001-12-19 |
TW470776B (en) | 2002-01-01 |
DE69802983T2 (de) | 2002-07-18 |
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