UA109634C2 - Способ формирования огнеупорного агента в огнеупорной массе печи и слоистая огнеупорная футеровка для печи, полученная таким способом - Google Patents
Способ формирования огнеупорного агента в огнеупорной массе печи и слоистая огнеупорная футеровка для печи, полученная таким способомInfo
- Publication number
- UA109634C2 UA109634C2 UAA201112014A UAA201112014A UA109634C2 UA 109634 C2 UA109634 C2 UA 109634C2 UA A201112014 A UAA201112014 A UA A201112014A UA A201112014 A UAA201112014 A UA A201112014A UA 109634 C2 UA109634 C2 UA 109634C2
- Authority
- UA
- Ukraine
- Prior art keywords
- oxide
- agglomerates
- layer
- slag
- titanium
- Prior art date
Links
Classifications
-
- 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
- F27D1/0003—Linings or walls
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/006—Starting from ores containing non ferrous metallic oxides
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
- C21B13/105—Rotary hearth-type furnaces
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1204—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
- C22B34/1209—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent by dry processes, e.g. with selective chlorination of iron or with formation of a titanium bearing slag
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
- F27B3/12—Working chambers or casings; Supports therefor
- F27B3/14—Arrangements of linings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/28—Arrangements of linings
-
- 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
- F27D1/0003—Linings or walls
- F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
-
- 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
- F27D1/1678—Increasing the durability of linings; Means for protecting
- F27D1/1684—Increasing the durability of linings; Means for protecting by a special coating applied to the lining
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Manufacture Of Iron (AREA)
Abstract
Способ формирования огнеупорного агента в огнеупорной массе печи для использования в процессе обогащения титановой руды включает следующие стадии: формируют агломераты, содержащие материалы на основе углерода и титановую руду, причем количество углерода агломератов достаточное для восстановления при повышенной температуре окиси железа в закись железа и образованию шлака, состоящего из оксида титана и оксида железа; агломераты вводят в углеродный слой печи с подвижным подом, при том, что печь с подвижным подом содержит огнеупорную футеровку, которая имеет первый слой, что содержит глинозем и двуокись циркония с содержанием от около 90 до около 99 масс. % глинозема и от около 1 до около 10 мас. % двуокиси циркония относительно общей массы первого слоя; агломераты нагревают в печи с подвижным подом до температуры, достаточной для восстановления и расплава агломератов, чтобы получить обогащенный оксидом титана жидкий шлак, который приводят в контакт с огнеупорной футеровкой, чтобы получить второй слой, содержащий огнеупорный агент, который является продуктом реакции шлака, глинозема и двуокиси циркония; причем второй слой формируют между шлаком и первым слоем. Общее содержание оксида кальция, оксида магния, оксида иттрия и оксида церия составляет менее чем 1 мас. % в отношении общей массы огнеупорной массы.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17561909P | 2009-05-05 | 2009-05-05 | |
PCT/US2010/033678 WO2010129643A1 (en) | 2009-05-05 | 2010-05-05 | Refractory lining for titanium ore beneficiation |
Publications (1)
Publication Number | Publication Date |
---|---|
UA109634C2 true UA109634C2 (ru) | 2015-09-25 |
Family
ID=42312824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UAA201112014A UA109634C2 (ru) | 2009-05-05 | 2010-05-05 | Способ формирования огнеупорного агента в огнеупорной массе печи и слоистая огнеупорная футеровка для печи, полученная таким способом |
Country Status (12)
Country | Link |
---|---|
US (2) | US8569191B2 (ru) |
EP (1) | EP2427710B1 (ru) |
JP (1) | JP5559871B2 (ru) |
KR (1) | KR20120023054A (ru) |
CN (1) | CN102414530B (ru) |
AU (1) | AU2010245985B2 (ru) |
CA (1) | CA2758574A1 (ru) |
MY (1) | MY156672A (ru) |
RU (1) | RU2542888C2 (ru) |
UA (1) | UA109634C2 (ru) |
WO (1) | WO2010129643A1 (ru) |
ZA (1) | ZA201107327B (ru) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2017424119A1 (en) * | 2017-07-21 | 2020-03-05 | Outotec (Finland) Oy | Rotary bed-type electric furnace |
CN110317069B (zh) * | 2018-03-28 | 2022-02-22 | 宝山钢铁股份有限公司 | 一种用于高炉送风支管内衬的涂覆材料及涂覆方法 |
CN113245347B (zh) | 2021-05-10 | 2022-11-04 | 武汉理工大学 | 硅酸盐固废的除杂方法及其应用 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3597247A (en) | 1970-03-03 | 1971-08-03 | Dresser Ind | Alumina refractories |
JPS5732031B2 (ru) | 1975-03-06 | 1982-07-08 | ||
RO82662A2 (ro) | 1981-07-02 | 1983-11-01 | Intreprinderea De Produse Refractare,Ro | Chit refractar |
US4823359A (en) | 1986-04-25 | 1989-04-18 | Norton Company | Furnance having dense refractory oxide liner |
DE4031467C1 (ru) * | 1990-10-05 | 1992-01-02 | Dyko Industriekeramik Gmbh, 4000 Duesseldorf, De | |
US5283215A (en) | 1991-11-26 | 1994-02-01 | Ceramic Co., Ltd. Harima | Refractories for casting process |
JPH0692723A (ja) * | 1992-09-08 | 1994-04-05 | Naigai Ceramics Kk | ジルコニア含有マグネシアアルミナ系スピネルクリンカー並びにそれを用いて得られる耐火物 |
JPH10297958A (ja) | 1997-04-23 | 1998-11-10 | Kyushu Refract Co Ltd | クロム含有アルミナ−カーボン系耐火物 |
JPH10324559A (ja) | 1997-05-23 | 1998-12-08 | Tokyo Yogyo Co Ltd | 灰溶融炉用耐火物 |
JP3088096B2 (ja) | 1997-12-25 | 2000-09-18 | 黒崎播磨株式会社 | 高耐食性アルミナ−クロム系耐火物 |
JPH11199316A (ja) | 1998-01-12 | 1999-07-27 | Hitachi Zosen Corp | 炉壁用耐火物およびその使用方法並びに溶融炉 |
US6685761B1 (en) * | 1998-10-30 | 2004-02-03 | Midrex International B.V. Rotterdam, Zurich Branch | Method for producing beneficiated titanium oxides |
JP2000335978A (ja) | 1999-05-26 | 2000-12-05 | Yotai Refractories Co Ltd | キャスタブル耐火物 |
EP1764420B1 (en) * | 2000-03-30 | 2011-02-16 | Kabushiki Kaisha Kobe Seiko Sho | Method of producing metallic iron in a moving hearth type smelt reduction furnace |
JP2001288504A (ja) * | 2000-03-31 | 2001-10-19 | Midrex Internatl Bv | 溶融金属鉄の製造方法 |
JP2001294912A (ja) * | 2000-04-12 | 2001-10-26 | Sumitomo Metal Ind Ltd | 高炉の操業方法 |
JP2001328861A (ja) | 2000-05-17 | 2001-11-27 | Hitachi Zosen Corp | Cr含有耐火物およびそれを用いた炉 |
CN1525948A (zh) * | 2002-05-08 | 2004-09-01 | Ʒ����������ʽ���� | 未成形耐火材料混合物 |
JP4153281B2 (ja) * | 2002-10-08 | 2008-09-24 | 株式会社神戸製鋼所 | 酸化チタン含有スラグの製造方法 |
RU2246670C1 (ru) * | 2003-10-09 | 2005-02-20 | ЗАКРЫТОЕ АКЦИОНЕРНОЕ ОБЩЕСТВО НАУЧНО-ПРОИЗВОДСТВЕННО-КОММЕРЧЕСКАЯ ФИРМА "МаВР" | Способ изготовления огнеупорного тигля |
FR2875497B1 (fr) * | 2004-09-20 | 2006-12-08 | Saint Gobain Ct Recherches | Produits azs a exsudation reduite |
FR2883282B1 (fr) * | 2005-03-15 | 2007-05-25 | Saint Gobain Ct Recherches | Revetement interne de reacteur de gazeificateur |
CN101253277B (zh) * | 2005-08-30 | 2012-05-30 | 纳幕尔杜邦公司 | 矿石还原方法以及钛氧化物和铁金属化产物 |
RU2441922C2 (ru) * | 2005-08-30 | 2012-02-10 | Е.И.Дюпон Де Немур Энд Компани | Процесс восстановления руды и продукт металлизации оксида титана и железа |
US20090150118A1 (en) * | 2005-08-31 | 2009-06-11 | Reza Naima | Method and apparatus for secure wireless tracking and control |
JP2007131498A (ja) * | 2005-11-11 | 2007-05-31 | Mitsui Eng & Shipbuild Co Ltd | 耐火材用マトリックス材、耐火材及び廃棄物燃焼溶融炉 |
CN101234905B (zh) * | 2008-03-07 | 2011-03-16 | 宜兴市东坡耐火材料有限公司 | Rh内衬用刚玉尖晶石质耐火材料及其制造方法 |
-
2010
- 2010-05-05 RU RU2011149240/02A patent/RU2542888C2/ru not_active IP Right Cessation
- 2010-05-05 UA UAA201112014A patent/UA109634C2/ru unknown
- 2010-05-05 CN CN201080020055.9A patent/CN102414530B/zh not_active Expired - Fee Related
- 2010-05-05 US US13/318,614 patent/US8569191B2/en active Active
- 2010-05-05 CA CA2758574A patent/CA2758574A1/en not_active Abandoned
- 2010-05-05 MY MYPI2011004752A patent/MY156672A/en unknown
- 2010-05-05 EP EP10717989.7A patent/EP2427710B1/en not_active Not-in-force
- 2010-05-05 KR KR1020117028908A patent/KR20120023054A/ko not_active Application Discontinuation
- 2010-05-05 WO PCT/US2010/033678 patent/WO2010129643A1/en active Application Filing
- 2010-05-05 AU AU2010245985A patent/AU2010245985B2/en active Active
- 2010-05-05 JP JP2012509940A patent/JP5559871B2/ja not_active Expired - Fee Related
-
2011
- 2011-10-06 ZA ZA2011/07327A patent/ZA201107327B/en unknown
-
2013
- 2013-04-04 US US13/856,719 patent/US20130287942A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP5559871B2 (ja) | 2014-07-23 |
KR20120023054A (ko) | 2012-03-12 |
RU2542888C2 (ru) | 2015-02-27 |
AU2010245985A1 (en) | 2011-10-27 |
US20130287942A1 (en) | 2013-10-31 |
CN102414530B (zh) | 2014-11-19 |
RU2011149240A (ru) | 2013-06-10 |
EP2427710A1 (en) | 2012-03-14 |
US20120064371A1 (en) | 2012-03-15 |
JP2012526201A (ja) | 2012-10-25 |
EP2427710B1 (en) | 2016-04-06 |
ZA201107327B (en) | 2012-12-27 |
CA2758574A1 (en) | 2010-11-11 |
CN102414530A (zh) | 2012-04-11 |
WO2010129643A1 (en) | 2010-11-11 |
AU2010245985B2 (en) | 2016-04-21 |
US8569191B2 (en) | 2013-10-29 |
MY156672A (en) | 2016-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Kirschen et al. | Influence of direct reduced iron on the energy balance of the electric arc furnace in steel industry | |
MY144561A (en) | Ore reduction process and titanium oxide and iron metallization product | |
TW200702442A (en) | Operation of iron oxide recovery furnace for energy savings, volatile metal removal and slag control | |
WO2010143203A3 (en) | Method for producing cast iron or semi steel with reducing gas | |
MX2010001489A (es) | Procesamiento directo de tierras y arenas de ferrotitanio. | |
CA2765257A1 (en) | Apparatus and method for producing reduced iron from alkali-containing ironmaking dust serving as material | |
NZ589107A (en) | Titanium oxide-containing agglomerate for producing granular metallic iron | |
WO2010085635A3 (en) | Production of iron from metallurgical waste | |
Li et al. | Effect of porosity of Hongge vanadium titanomagnetite-oxidized pellet on its reduction swelling behavior and mechanism with hydrogen-rich gases | |
IN2014KN02370A (ru) | ||
Zou et al. | Effect of lightweight refractories on the cleanness of bearing steels | |
UA109634C2 (ru) | Способ формирования огнеупорного агента в огнеупорной массе печи и слоистая огнеупорная футеровка для печи, полученная таким способом | |
Zambrano et al. | High carbon ferro-chromium production by self-reducing process: effects of Fe–Si and fluxing agent additions | |
NZ608909A (en) | Direct smelting process | |
Liao et al. | Carbothermic reduction of marine placer with additional aluminum | |
Mochí³n et al. | Protection mechanisms for blast furnace crucible using titanium oxides | |
CA3005810C (en) | Improved ilmenite smelting process | |
Born et al. | Injection of DRI/LRI into the blast furnace | |
JP4705483B2 (ja) | 溶融鉄の製造方法 | |
WO2009028416A1 (ja) | 鉄浴式溶融還元炉 | |
Singh et al. | A study on the accretion formation in DRI kilns and possible ways for its reduction | |
CN107619902A (zh) | 一种电炉兑加铁水喷吹高炉瓦斯灰的工艺 | |
US20150292051A1 (en) | Method for reusing iron-containing by-product and apparatus therefor | |
JP6090606B2 (ja) | 含クロム酸化物の溶融還元方法 | |
DE502007004434D1 (de) | Verfahren zur reduktion von oxidischen schlacken aus stäuben sowie induktiv beheizbarer ofen zur durchführung dieses verfahrens |