JPS548195A - Reducing method for sulfur compounds generated by blast furnace slag treatment - Google Patents
Reducing method for sulfur compounds generated by blast furnace slag treatmentInfo
- Publication number
- JPS548195A JPS548195A JP7284977A JP7284977A JPS548195A JP S548195 A JPS548195 A JP S548195A JP 7284977 A JP7284977 A JP 7284977A JP 7284977 A JP7284977 A JP 7284977A JP S548195 A JPS548195 A JP S548195A
- Authority
- JP
- Japan
- Prior art keywords
- blast furnace
- furnace slag
- sulfur compounds
- slag treatment
- reducing method
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/42—Sulphur removal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/074—Tower structures for cooling, being confined but not sealed
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
PURPOSE:To reduce the generation of harmful gases such as SO2 and H2S in the production of ballast or granulated slag from molten blast furnace slag, by desulfurizing the molten slag to lower the S content to a specified value or below in advance.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7284977A JPS548195A (en) | 1977-06-21 | 1977-06-21 | Reducing method for sulfur compounds generated by blast furnace slag treatment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7284977A JPS548195A (en) | 1977-06-21 | 1977-06-21 | Reducing method for sulfur compounds generated by blast furnace slag treatment |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS548195A true JPS548195A (en) | 1979-01-22 |
Family
ID=13501231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7284977A Pending JPS548195A (en) | 1977-06-21 | 1977-06-21 | Reducing method for sulfur compounds generated by blast furnace slag treatment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS548195A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101173498B1 (en) | 2010-12-28 | 2012-08-14 | 재단법인 포항산업과학연구원 | Apparatus for granulation and sensible heat collection of melting slag |
-
1977
- 1977-06-21 JP JP7284977A patent/JPS548195A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101173498B1 (en) | 2010-12-28 | 2012-08-14 | 재단법인 포항산업과학연구원 | Apparatus for granulation and sensible heat collection of melting slag |
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