BR9302315A - Processo para a injecao combinada de carvao pulverizado e de um comburente gasoso,injetor,tubeira e dispositivo de injecao de carvao pulverizado e de um comburente gasoso - Google Patents
Processo para a injecao combinada de carvao pulverizado e de um comburente gasoso,injetor,tubeira e dispositivo de injecao de carvao pulverizado e de um comburente gasosoInfo
- Publication number
- BR9302315A BR9302315A BR9302315A BR9302315A BR9302315A BR 9302315 A BR9302315 A BR 9302315A BR 9302315 A BR9302315 A BR 9302315A BR 9302315 A BR9302315 A BR 9302315A BR 9302315 A BR9302315 A BR 9302315A
- Authority
- BR
- Brazil
- Prior art keywords
- comburant
- gaseous
- sprayed coal
- injection
- injector
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B5/003—Injection of pulverulent coal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU88139A LU88139A1 (fr) | 1992-07-01 | 1992-07-01 | Procédé et dispositif pour l'injection de charbon pulvérisé dans un creuset de haut fourneau |
LU88249A LU88249A7 (fr) | 1992-07-01 | 1993-04-21 | Procédé et dispositif pour l'injection de charbon pulvérisé dans un creuset de haut fourneau |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9302315A true BR9302315A (pt) | 1994-01-25 |
Family
ID=26640347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9302315A BR9302315A (pt) | 1992-07-01 | 1993-06-30 | Processo para a injecao combinada de carvao pulverizado e de um comburente gasoso,injetor,tubeira e dispositivo de injecao de carvao pulverizado e de um comburente gasoso |
Country Status (9)
Country | Link |
---|---|
US (1) | US5451034A (pt) |
EP (1) | EP0576869B1 (pt) |
JP (1) | JPH0688107A (pt) |
CN (1) | CN1037527C (pt) |
BR (1) | BR9302315A (pt) |
CA (1) | CA2098514A1 (pt) |
DE (1) | DE69322002T2 (pt) |
ES (1) | ES2123018T3 (pt) |
RU (1) | RU2103375C1 (pt) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100259970B1 (ko) * | 1995-10-02 | 2000-06-15 | 야마오카 요지로 | 스크랩 용해법 |
LU90150B1 (de) * | 1997-10-15 | 1999-04-16 | Kuettner Gmbh & Co Kg Dr | Verfahren un Vorrichtung zum Einblasen von Reduktionsmittel in einen Schachtofen |
US6206949B1 (en) | 1997-10-29 | 2001-03-27 | Praxair Technology, Inc. | NOx reduction using coal based reburning |
US6090182A (en) * | 1997-10-29 | 2000-07-18 | Praxair Technology, Inc. | Hot oxygen blast furnace injection system |
EP0992753A3 (de) * | 1998-08-04 | 2001-08-08 | Linde Gas Aktiengesellschaft | Verfahren zum Betreiben eines Schachtofens und Schachtofen |
US6618453B1 (en) * | 1999-08-20 | 2003-09-09 | Qualcomm Inc. | Estimating interference in a communication system |
KR100711435B1 (ko) * | 2001-04-09 | 2007-04-24 | 주식회사 포스코 | 미분탄 취입랜스 |
AU2005286220B2 (en) | 2004-08-18 | 2011-03-24 | L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Method and apparatus for injecting a gas into a two-phase stream |
US20060157899A1 (en) * | 2005-01-15 | 2006-07-20 | Lew Holdings, Llc | Single vessel blast furnace and steel making/gasifying apparatus and process |
KR100803990B1 (ko) * | 2006-10-18 | 2008-02-15 | 주식회사 포스코 | 용융가스화로의 취입풍구 |
LU91445B1 (en) * | 2008-05-23 | 2009-11-24 | Wurth Paul Sa | Method for feeding pulverised coal into a blast furnace |
LU91462B1 (en) * | 2008-07-14 | 2010-01-15 | Wurth Paul Sa | Insertion and extraction of fuel injection lances into and out of the tuyere stock of a blast furnace |
LU91543B1 (en) * | 2009-03-24 | 2010-09-27 | Wurth Paul Sa | Tuyere stock arrangement for a blast furnace and method for operating a blast furnace |
JP5824811B2 (ja) * | 2010-01-19 | 2015-12-02 | Jfeスチール株式会社 | 高炉操業方法 |
LU91691B1 (en) * | 2010-05-26 | 2011-11-28 | Wurth Paul Sa | Tuyere stock arrangement of a blast furnace |
JP5263430B2 (ja) * | 2011-07-15 | 2013-08-14 | Jfeスチール株式会社 | 高炉操業方法 |
US8919670B2 (en) * | 2011-12-09 | 2014-12-30 | United States Steel Corporation | Injection lance with variable swirl |
EP4283233A1 (en) | 2011-12-21 | 2023-11-29 | JFE Steel Corporation | Double wall lance |
CN103672866B (zh) * | 2013-11-25 | 2016-04-06 | 中国科学院过程工程研究所 | 一种炼铁工艺用喷吹煤粉预热燃烧装置及方法 |
US9982206B2 (en) | 2014-06-27 | 2018-05-29 | Tubitak | Coal feeding system |
CN104456548A (zh) * | 2014-11-12 | 2015-03-25 | 宁夏嘉翔自控技术有限公司 | 一种金属镁还原炉的煤粉燃烧器的接管组 |
CN104878216A (zh) * | 2015-05-21 | 2015-09-02 | 金隆铜业有限公司 | 一种铜冶炼渣贫化方法以及系统 |
AU2015418375B2 (en) * | 2015-12-25 | 2019-01-17 | Trytec Co., Ltd. | Fuel Supply Apparatus |
WO2017166975A1 (zh) * | 2016-04-01 | 2017-10-05 | 中国恩菲工程技术有限公司 | 用于侧吹浸没燃烧熔池冶金炉的喷枪以及具有它的冶金炉 |
EP3556871A4 (en) * | 2016-12-15 | 2020-08-26 | Trytec Co., Ltd. | FUEL DISTRIBUTION SYSTEM |
CN107934559B (zh) * | 2017-11-21 | 2019-07-30 | 青岛冠铭包装制品有限公司 | 一种流速可控轻质物料送料装置 |
RU2736444C2 (ru) * | 2018-03-20 | 2020-11-17 | Тритек Ко., Лтд. | Устройство подачи топлива |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3626501A (en) * | 1968-03-18 | 1971-12-07 | Atlantic Richfield Co | Apparatus for injecting fluid fuel into a blast furnace |
US3758090A (en) * | 1971-03-26 | 1973-09-11 | Nippon Kokan Kk | Combustion apparatus for blast furnaces |
FR2131868A1 (en) * | 1971-03-31 | 1972-11-17 | Nippon Kokan Kk | Blast furnace combustion |
SU854991A1 (ru) * | 1979-12-07 | 1981-08-25 | Институт черной металлургии | Способ подачи реагентов в фурмы доменной печи |
FR2580296B1 (fr) * | 1985-04-15 | 1987-07-10 | Siderurgie Fse Inst Rech | Dispositif d'injection de matiere pulverulente, notamment de charbon, dans un haut fourneau |
JPS63171810A (ja) * | 1987-01-09 | 1988-07-15 | Nkk Corp | 酸素高炉の火入れ方法 |
BE1003028A6 (fr) * | 1989-03-28 | 1991-10-29 | Centre Rech Metallurgique | Procede pour injecter un combustible auxiliaire dans un haut fourneau. |
DE4008963C1 (pt) * | 1990-03-20 | 1991-11-14 | Hoesch Stahl Ag, 4600 Dortmund, De |
-
1993
- 1993-06-07 EP EP93109093A patent/EP0576869B1/fr not_active Expired - Lifetime
- 1993-06-07 ES ES93109093T patent/ES2123018T3/es not_active Expired - Lifetime
- 1993-06-07 DE DE69322002T patent/DE69322002T2/de not_active Expired - Lifetime
- 1993-06-16 CA CA002098514A patent/CA2098514A1/en not_active Abandoned
- 1993-06-29 RU RU93051217A patent/RU2103375C1/ru active
- 1993-06-30 CN CN93107659A patent/CN1037527C/zh not_active Expired - Fee Related
- 1993-06-30 US US08/085,201 patent/US5451034A/en not_active Expired - Lifetime
- 1993-06-30 JP JP5162608A patent/JPH0688107A/ja active Pending
- 1993-06-30 BR BR9302315A patent/BR9302315A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2103375C1 (ru) | 1998-01-27 |
DE69322002D1 (de) | 1998-12-17 |
ES2123018T3 (es) | 1999-01-01 |
EP0576869A2 (fr) | 1994-01-05 |
CN1080960A (zh) | 1994-01-19 |
CN1037527C (zh) | 1998-02-25 |
CA2098514A1 (en) | 1994-01-02 |
US5451034A (en) | 1995-09-19 |
EP0576869A3 (pt) | 1994-03-09 |
EP0576869B1 (fr) | 1998-11-11 |
JPH0688107A (ja) | 1994-03-29 |
DE69322002T2 (de) | 1999-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EE | Request for examination | ||
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] |
Free format text: PATENTE EXTINTA EM 30/06/2013 |