JPS6245188B2 - - Google Patents
Info
- Publication number
- JPS6245188B2 JPS6245188B2 JP18714081A JP18714081A JPS6245188B2 JP S6245188 B2 JPS6245188 B2 JP S6245188B2 JP 18714081 A JP18714081 A JP 18714081A JP 18714081 A JP18714081 A JP 18714081A JP S6245188 B2 JPS6245188 B2 JP S6245188B2
- Authority
- JP
- Japan
- Prior art keywords
- sulfuric acid
- blast furnace
- furnace slag
- slurry
- treated
- 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.)
- Expired
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 82
- 239000002893 slag Substances 0.000 claims description 40
- 239000002002 slurry Substances 0.000 claims description 30
- 239000010802 sludge Substances 0.000 claims description 28
- 239000004566 building material Substances 0.000 claims description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 4
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
- 238000004898 kneading Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000000292 calcium oxide Substances 0.000 claims description 3
- 235000012255 calcium oxide Nutrition 0.000 claims description 3
- 239000000047 product Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 230000009257 reactivity Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001653 ettringite Inorganic materials 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56187140A JPS5888157A (ja) | 1981-11-20 | 1981-11-20 | 高炉スラグ建材の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56187140A JPS5888157A (ja) | 1981-11-20 | 1981-11-20 | 高炉スラグ建材の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5888157A JPS5888157A (ja) | 1983-05-26 |
| JPS6245188B2 true JPS6245188B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-09-25 |
Family
ID=16200816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56187140A Granted JPS5888157A (ja) | 1981-11-20 | 1981-11-20 | 高炉スラグ建材の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5888157A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1981
- 1981-11-20 JP JP56187140A patent/JPS5888157A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5888157A (ja) | 1983-05-26 |