RU2008100499A - RECOVERY FOR ELECTROTHERMAL METALLURGICAL PROCESSES - Google Patents
RECOVERY FOR ELECTROTHERMAL METALLURGICAL PROCESSES Download PDFInfo
- Publication number
- RU2008100499A RU2008100499A RU2008100499/02A RU2008100499A RU2008100499A RU 2008100499 A RU2008100499 A RU 2008100499A RU 2008100499/02 A RU2008100499/02 A RU 2008100499/02A RU 2008100499 A RU2008100499 A RU 2008100499A RU 2008100499 A RU2008100499 A RU 2008100499A
- Authority
- RU
- Russia
- Prior art keywords
- reducing agent
- carbon
- agent according
- containing mixture
- coke
- Prior art date
Links
- 238000010310 metallurgical process Methods 0.000 title claims abstract 3
- 238000011084 recovery Methods 0.000 title 1
- 239000003638 chemical reducing agent Substances 0.000 claims abstract 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract 14
- 239000000571 coke Substances 0.000 claims abstract 12
- 239000000203 mixture Substances 0.000 claims abstract 12
- 239000003245 coal Substances 0.000 claims abstract 4
- 235000019738 Limestone Nutrition 0.000 claims abstract 2
- 239000011230 binding agent Substances 0.000 claims abstract 2
- 238000004939 coking Methods 0.000 claims abstract 2
- 230000003111 delayed effect Effects 0.000 claims abstract 2
- 238000001125 extrusion Methods 0.000 claims abstract 2
- 239000006028 limestone Substances 0.000 claims abstract 2
- 239000002006 petroleum coke Substances 0.000 claims abstract 2
- 238000010791 quenching Methods 0.000 claims abstract 2
- 230000000171 quenching effect Effects 0.000 claims abstract 2
- 239000004575 stone Substances 0.000 abstract 1
Landscapes
- Carbon And Carbon Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Coke Industry (AREA)
Abstract
1. Восстановитель для электротермических металлургических процессов, полученный путем прессования углеродсодержащей смеси со связующим, отличающийся тем, что углеродсодержащая смесь включает коксовую мелочь. ! 2. Восстановитель по п.1, отличающийся тем, что углеродсодержащая смесь содержит известняк в количестве 0,5-5 мас.%. ! 3. Восстановитель по п.1, отличающийся тем, что крупность коксовой мелочи составляет - от пылевидной (менее 0,5 мм) до 10 мм. ! 4. Восстановитель по п.1, отличающийся тем, что восстановитель получен путем прессования углеродсодержащей смеси при давлении выше 50 кГ/см2. ! 5. Восстановитель по п.1, отличающийся тем, что коксовая мелочь получена при мокром тушении кокса. ! 6. Восстановитель по п.1, отличающийся тем, что он получен путем брикетирования или экструзии. ! 7. Восстановитель по п.1, отличающийся тем, что углеродсодержащая смесь содержит коксовую мелочь и каменный уголь при следующем массовом соотношении компонентов (по углероду), %: ! коксовая мелочь10-90каменный угольостальное. ! 8. Восстановитель по п.1, отличающийся тем, что углеродсодержащая смесь включает нефтяной полукокс замедленного коксования в количестве 8-50 мас.%.1. A reducing agent for electrothermal metallurgical processes, obtained by pressing a carbon-containing mixture with a binder, characterized in that the carbon-containing mixture includes coke breeze. ! 2. The reducing agent according to claim 1, characterized in that the carbon-containing mixture contains limestone in an amount of 0.5-5 wt.%. ! 3. The reducing agent according to claim 1, characterized in that the size of the coke breeze is from pulverized (less than 0.5 mm) to 10 mm. ! 4. The reducing agent according to claim 1, characterized in that the reducing agent is obtained by pressing a carbon-containing mixture at a pressure above 50 kg / cm2. ! 5. The reducing agent according to claim 1, characterized in that the coke breeze is obtained by wet quenching of coke. ! 6. The reducing agent according to claim 1, characterized in that it is obtained by briquetting or extrusion. ! 7. The reducing agent according to claim 1, characterized in that the carbon-containing mixture contains coke breeze and coal in the following mass ratio of components (carbon),%:! coke breeze 10-90 stone coal. ! 8. The reducing agent according to claim 1, characterized in that the carbon-containing mixture includes petroleum coke delayed coking in an amount of 8-50 wt.%.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008100499/02A RU2381287C2 (en) | 2008-01-09 | 2008-01-09 | Restorative for thermal-electric metallurgical processes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008100499/02A RU2381287C2 (en) | 2008-01-09 | 2008-01-09 | Restorative for thermal-electric metallurgical processes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008100499A true RU2008100499A (en) | 2009-07-20 |
| RU2381287C2 RU2381287C2 (en) | 2010-02-10 |
Family
ID=41046622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008100499/02A RU2381287C2 (en) | 2008-01-09 | 2008-01-09 | Restorative for thermal-electric metallurgical processes |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2381287C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2501845C1 (en) * | 2012-05-18 | 2013-12-20 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Extruded coke briquette (brec) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2745006C1 (en) * | 2020-08-10 | 2021-03-18 | Константин Сергеевич Ёлкин | Method for obtaining carbon reductant |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE57265B1 (en) * | 1983-05-10 | 1992-07-01 | Watt George | Fuel briquettes and their preparation |
| EP0231360A1 (en) * | 1985-08-08 | 1987-08-12 | Alternative Fossil Fuels, Inc. | Inorganic clay-containing coal briquettes and methods for production thereof |
| RU2083642C1 (en) * | 1995-10-17 | 1997-07-10 | Лурий Валерий Григорьевич | Method of production of koksbrik coke briquettes |
| RU2147029C1 (en) * | 1999-04-05 | 2000-03-27 | Лурий Валерий Григорьевич | Fuel briquet and method of preparing thereof |
| RU2171852C1 (en) * | 2000-02-29 | 2001-08-10 | Институт эколого-технологических проблем | Method of reducing agent production |
-
2008
- 2008-01-09 RU RU2008100499/02A patent/RU2381287C2/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2501845C1 (en) * | 2012-05-18 | 2013-12-20 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Extruded coke briquette (brec) |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2381287C2 (en) | 2010-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160110 |