RU2002129219A - COAL BRIQUETTE WITH HIGHER STRENGTH, AND ALSO WAY OF ITS MANUFACTURE - Google Patents

COAL BRIQUETTE WITH HIGHER STRENGTH, AND ALSO WAY OF ITS MANUFACTURE

Info

Publication number
RU2002129219A
RU2002129219A RU2002129219/04A RU2002129219A RU2002129219A RU 2002129219 A RU2002129219 A RU 2002129219A RU 2002129219/04 A RU2002129219/04 A RU 2002129219/04A RU 2002129219 A RU2002129219 A RU 2002129219A RU 2002129219 A RU2002129219 A RU 2002129219A
Authority
RU
Russia
Prior art keywords
parts
weight
quicklime
size
briquette
Prior art date
Application number
RU2002129219/04A
Other languages
Russian (ru)
Other versions
RU2224007C1 (en
Inventor
Чанг-Ох КАНГ (KR)
Чанг-Ох КАНГ
Хоо-Геун ЛИ (KR)
Хоо-Геун ЛИ
Хо-Сик АХН (KR)
Хо-Сик АХН
Дзин-Хо РИОУ (KR)
Дзин-Хо РИОУ
Дзае-Еок ЧО (KR)
Дзае-Еок ЧО
Биунг-Кук ДЗУНГ (KR)
Биунг-Кук ДЗУНГ
Санг-Хоон ПАРК (KR)
Санг-Хоон ПАРК
Original Assignee
Поско (Kr)
Поско
Рисерч Инститьют оф Индастриал Сайенс энд Текнолоджи (KR)
Рисерч Инститьют оф Индастриал Сайенс энд Текнолоджи
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
Priority claimed from KR1020010052328A external-priority patent/KR100627469B1/en
Application filed by Поско (Kr), Поско, Рисерч Инститьют оф Индастриал Сайенс энд Текнолоджи (KR), Рисерч Инститьют оф Индастриал Сайенс энд Текнолоджи filed Critical Поско (Kr)
Application granted granted Critical
Publication of RU2224007C1 publication Critical patent/RU2224007C1/en
Publication of RU2002129219A publication Critical patent/RU2002129219A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
    • C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
    • C10L5/06—Methods of shaping, e.g. pelletizing or briquetting
    • C10L5/10—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders
    • C10L5/14—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders with organic binders
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Claims (10)

1. Брикет, обладающий повышенной начальной прочностью и состоящий из 100 вес.ч. угольной мелочи, 1-5 вес.ч. негашеной извести и 7-15 вес.ч. мелассы.1. The briquette having a high initial strength and consisting of 100 parts by weight coal fines, 1-5 parts by weight quicklime and 7-15 parts by weight molasses. 2. Брикет по п.1, имеющий сопротивление дробимости не ниже 70% и интенсивность пылеобразования не более 20%, и пригодный для применения в плавильно-восстановительном процессе получения железа.2. The briquette according to claim 1, having a crushing resistance of not less than 70% and a dust generation rate of not more than 20%, and suitable for use in a smelting reduction process for producing iron. 3. Брикет по п.1, в котором угольная мелочь содержит от 6 до 15 вес.% влаги.3. The briquette according to claim 1, in which the coal fines contains from 6 to 15 wt.% Moisture. 4. Брикет по п.1, в котором негашеная известь содержит частицы размерами не более 1 мм, причем доля частиц размерами не более 0,3 мм составляет не менее 50 вес.%.4. The briquette according to claim 1, in which quicklime contains particles with a size of not more than 1 mm, and the proportion of particles with a size of not more than 0.3 mm is at least 50 wt.%. 5. Способ изготовления брикетов повышенной прочности, который включает в себя операции смешивания 1-5 вес.ч. негашеной извести со 100 вес.ч. угольной мелочи и выдерживания смеси, смешивания 7-15 вес.ч. мелассы с выдержанной смесью и их перемешивания, и прямого формования перемешанной смеси с целью получения брикетов.5. A method of manufacturing briquettes of increased strength, which includes mixing operations of 1-5 parts by weight quicklime with 100 parts by weight coal fines and keeping the mixture, mixing 7-15 parts by weight molasses with a seasoned mixture and their mixing, and direct molding of the mixed mixture in order to obtain briquettes. 6. Способ по п.5, в котором угольная мелочь содержит от 6 до 15 вес.% влаги.6. The method according to claim 5, in which the coal fines contains from 6 to 15 wt.% Moisture. 7. Способ по п.5, в котором негашеная известь содержит частицы размерами не более 1 мм, причем доля частиц размерами не более 0,3 мм составляет не менее 50 вес.%.7. The method according to claim 5, in which quicklime contains particles with a size of not more than 1 mm, and the proportion of particles with a size of not more than 0.3 mm is not less than 50 wt.%. 8. Способ по п.5, в котором осуществляют выдерживание от 2 мин до 2 ч для превращения негашеной извести в гашеную.8. The method according to claim 5, in which they are aged for 2 minutes to 2 hours to convert quicklime to slaked lime. 9. Способ по п.5, в котором перемешивание осуществляют в течение от 2 до 50 мин для повышения скорости отверждения.9. The method according to claim 5, in which the mixing is carried out for 2 to 50 minutes to increase the curing rate. 10. Способ по п.5, в котором после прямого формования не осуществляют дополнительную операцию нагрева и сушки.10. The method according to claim 5, in which after direct molding does not carry out an additional operation of heating and drying.
RU2002129219/04A 2000-12-19 2001-12-12 Elevated-strength coal briquette and a method of fabrication thereof RU2224007C1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20000078779 2000-12-19
KR2000/78779 2000-12-19
KR1020010052328A KR100627469B1 (en) 2000-12-19 2001-08-29 Coal briquette having superior strength for smelting reduction iron making process and briquetting method thereof
KR2001/52328 2001-08-29

Publications (2)

Publication Number Publication Date
RU2224007C1 RU2224007C1 (en) 2004-02-20
RU2002129219A true RU2002129219A (en) 2004-02-27

Family

ID=26638647

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002129219/04A RU2224007C1 (en) 2000-12-19 2001-12-12 Elevated-strength coal briquette and a method of fabrication thereof

Country Status (4)

Country Link
CN (2) CN1309844C (en)
RU (1) RU2224007C1 (en)
TR (1) TR200202004T1 (en)
WO (1) WO2002050219A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2787869C1 (en) * 2022-02-09 2023-01-13 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Coal briquette and its production method

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AU773890B2 (en) * 1999-10-21 2004-06-10 Yarraboldy Briquette Company Pty Ltd Preparation of briquettes having a low binder content
AU2003228122B2 (en) * 2002-09-02 2008-09-25 Posco Coal briquettes for smelting reduction process, and method for manufacturing the same
KR20050077103A (en) * 2004-01-26 2005-08-01 주식회사 포스코 The apparatus for producing molten iron directly using coal with wide range of size and the method using the same
AU2005204297B8 (en) * 2004-09-01 2010-07-29 Yarraboldy Briquette Company Pty Ltd A Method for Suppressing Sulphur Released During Combustion of Coal
CN101191088B (en) * 2006-11-21 2014-10-01 宝钢集团有限公司 Moulded coal and preparation method thereof
AT505227B1 (en) * 2007-05-09 2012-07-15 Siemens Vai Metals Tech Gmbh PROCESS FOR THE MANUFACTURE OF FORMINGS
AT507851B1 (en) * 2009-01-16 2017-10-15 Primetals Technologies Austria GmbH PROCESS FOR PREPARING PRESS LENDS CONTAINING COAL PARTICLES
AT510135B1 (en) * 2010-07-12 2016-11-15 Primetals Technologies Austria GmbH PROCESS FOR PREPARING PRESS LENDS CONTAINING COAL PARTICLES
AT510136B1 (en) 2010-07-12 2016-11-15 Primetals Technologies Austria GmbH PROCESS FOR PREPARING PRESS LENDS CONTAINING COAL PARTICLES
CN102746913A (en) * 2011-04-21 2012-10-24 宝山钢铁股份有限公司 Moulding method of moulded coal used for smelting-reduction ironmaking
RU2479623C1 (en) * 2011-10-20 2013-04-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Сибирский государственный индустриальный университет" Method to produce oxide-fuel briquettes
CA2869942A1 (en) 2012-04-10 2013-10-17 Siemens Vai Metals Technologies Gmbh Process and apparatus for briquette production
EP2662458A1 (en) 2012-05-08 2013-11-13 Siemens VAI Metals Technologies GmbH Method and device for reducing BTX development during the pyrolysis of carbon-based fuels
KR101418053B1 (en) * 2012-12-21 2014-07-09 주식회사 포스코 Coal briquettes and method for manufacturing the same
CN104232198A (en) * 2013-06-20 2014-12-24 宝山钢铁股份有限公司 Method and molasses water for preventing roller sticking phenomena of forming machine in process of producing coal briquettes by using waste molasses as well as equipment for producing coal briquettes
KR101595539B1 (en) * 2013-12-26 2016-02-18 주식회사 포스코 Coal briquettes and method for manufacturing the same
RU2629365C1 (en) * 2016-07-12 2017-08-29 федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" Fuel briquet production composition
KR101827997B1 (en) * 2016-10-12 2018-02-13 주식회사 포스코 Method and apparatus for manufacturing coal briquettes
CN108384597A (en) * 2018-02-06 2018-08-10 武汉凯迪绿色能源开发运营有限公司 Biomass recirculating fluidized bed boiler anti-coking additive and its preparation and application method

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DD250716A1 (en) * 1986-07-03 1987-10-21 Bkw Geiseltal Veb BINDER TO INCREASE THE PRESSURE STRENGTH OF BRIKETTS
GB2227024B (en) * 1989-01-12 1992-08-19 Coal Ind Coal briquetting process
GB2227023A (en) * 1989-01-12 1990-07-18 Coal Ind Briquetting process
CN1101677A (en) * 1993-10-13 1995-04-19 冶金工业部鞍山热能研究院 Single Charging stock recipe for blast furnace iron-smelting and apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2787869C1 (en) * 2022-02-09 2023-01-13 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Coal briquette and its production method

Also Published As

Publication number Publication date
CN1603390A (en) 2005-04-06
CN1309844C (en) 2007-04-11
RU2224007C1 (en) 2004-02-20
TR200202004T1 (en) 2003-05-21
CN1173018C (en) 2004-10-27
WO2002050219A1 (en) 2002-06-27
CN1404524A (en) 2003-03-19

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Effective date: 20181213