RU2017117792A - Способ утилизации отходов хроматного производства методами черной металлургии - Google Patents
Способ утилизации отходов хроматного производства методами черной металлургии Download PDFInfo
- Publication number
- RU2017117792A RU2017117792A RU2017117792A RU2017117792A RU2017117792A RU 2017117792 A RU2017117792 A RU 2017117792A RU 2017117792 A RU2017117792 A RU 2017117792A RU 2017117792 A RU2017117792 A RU 2017117792A RU 2017117792 A RU2017117792 A RU 2017117792A
- Authority
- RU
- Russia
- Prior art keywords
- chromate
- ferrous metallurgy
- disposal
- concentrate
- chromate production
- Prior art date
Links
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 title claims 5
- 238000004519 manufacturing process Methods 0.000 title claims 4
- 238000000034 method Methods 0.000 title claims 4
- 238000009851 ferrous metallurgy Methods 0.000 title claims 2
- 239000002699 waste material Substances 0.000 title claims 2
- 239000012141 concentrate Substances 0.000 claims 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 239000011651 chromium Substances 0.000 claims 2
- 239000000571 coke Substances 0.000 claims 2
- 239000002002 slurry Substances 0.000 claims 2
- 229910001018 Cast iron Inorganic materials 0.000 claims 1
- 238000005054 agglomeration Methods 0.000 claims 1
- 230000002776 aggregation Effects 0.000 claims 1
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000007769 metal material Substances 0.000 claims 1
- 238000006479 redox reaction Methods 0.000 claims 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- 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
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/08—Making cast-iron alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/06—Cast-iron alloys containing chromium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Sludge (AREA)
Claims (2)
- Способ утилизации отходов хроматного производства методами черной металлургии с получением хромистого чугуна, заключающийся в совместной переработке шламов хроматного производства с железорудным концентратом в процессе агломерации шихты, отличающийся тем, что перевод шестивалентного хрома в безопасное состояние и извлечение хрома происходит в процессе окислительно-восстановительных реакций, а в качестве исходных компонентов используется неметаллические материалы в виде шлама хроматного производства, руды (концентрата) и коксика при следующем соотношении компонентов сухой массы, % (масс):
-
Руда (концентрат) 63-71 Шлам хроматного производства 21-31 Коксик 6-8
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2017117792A RU2674209C2 (ru) | 2017-05-22 | 2017-05-22 | Способ утилизации отходов хроматного производства методами черной металлургии |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2017117792A RU2674209C2 (ru) | 2017-05-22 | 2017-05-22 | Способ утилизации отходов хроматного производства методами черной металлургии |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2017117792A3 RU2017117792A3 (ru) | 2018-11-23 |
| RU2017117792A true RU2017117792A (ru) | 2018-11-23 |
| RU2674209C2 RU2674209C2 (ru) | 2018-12-05 |
Family
ID=64400948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2017117792A RU2674209C2 (ru) | 2017-05-22 | 2017-05-22 | Способ утилизации отходов хроматного производства методами черной металлургии |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2674209C2 (ru) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU689950A1 (en) * | 1976-01-06 | 1979-10-05 | Yurij S Plyshevskij | Method of slime reprocessing in chromate production |
| JP3944378B2 (ja) * | 2001-10-24 | 2007-07-11 | 株式会社神戸製鋼所 | 酸化金属塊成物の製造方法 |
| JP4307849B2 (ja) * | 2003-01-07 | 2009-08-05 | 株式会社神戸製鋼所 | クロム含有原料の還元方法 |
-
2017
- 2017-05-22 RU RU2017117792A patent/RU2674209C2/ru not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2017117792A3 (ru) | 2018-11-23 |
| RU2674209C2 (ru) | 2018-12-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20190523 |