JPH0244781B2 - - Google Patents
Info
- Publication number
- JPH0244781B2 JPH0244781B2 JP57176840A JP17684082A JPH0244781B2 JP H0244781 B2 JPH0244781 B2 JP H0244781B2 JP 57176840 A JP57176840 A JP 57176840A JP 17684082 A JP17684082 A JP 17684082A JP H0244781 B2 JPH0244781 B2 JP H0244781B2
- Authority
- JP
- Japan
- Prior art keywords
- kneading
- coal ash
- quicklime
- weight
- amount
- 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 - Lifetime
Links
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 64
- 238000004898 kneading Methods 0.000 claims description 51
- 239000010883 coal ash Substances 0.000 claims description 41
- 239000000292 calcium oxide Substances 0.000 claims description 32
- 235000012255 calcium oxide Nutrition 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 229910001868 water Inorganic materials 0.000 claims description 31
- 239000002994 raw material Substances 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 239000003245 coal Substances 0.000 claims description 16
- 239000010440 gypsum Substances 0.000 claims description 15
- 229910052602 gypsum Inorganic materials 0.000 claims description 15
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 13
- 239000000920 calcium hydroxide Substances 0.000 claims description 13
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 13
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 13
- 239000011812 mixed powder Substances 0.000 claims description 12
- 239000013535 sea water Substances 0.000 claims description 12
- 150000004683 dihydrates Chemical class 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 10
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 6
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 description 14
- 229910001653 ettringite Inorganic materials 0.000 description 10
- 239000002002 slurry Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- 239000010881 fly ash Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005755 formation reaction Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000002956 ash Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000010882 bottom ash Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- KIZFHUJKFSNWKO-UHFFFAOYSA-M calcium monohydroxide Chemical compound [Ca]O KIZFHUJKFSNWKO-UHFFFAOYSA-M 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 230000001079 digestive effect Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- -1 sulfate compound Chemical class 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 |
|---|---|---|---|
| JP57176840A JPS5969463A (ja) | 1982-10-06 | 1982-10-06 | 石炭灰を主原料とする硬化体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57176840A JPS5969463A (ja) | 1982-10-06 | 1982-10-06 | 石炭灰を主原料とする硬化体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5969463A JPS5969463A (ja) | 1984-04-19 |
| JPH0244781B2 true JPH0244781B2 (fr) | 1990-10-05 |
Family
ID=16020746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57176840A Granted JPS5969463A (ja) | 1982-10-06 | 1982-10-06 | 石炭灰を主原料とする硬化体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5969463A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2627870B2 (ja) * | 1994-08-19 | 1997-07-09 | 川崎重工業株式会社 | 燃焼灰を原料とする固化体の製造方法及び装置 |
| JP2006061751A (ja) * | 2004-08-24 | 2006-03-09 | Hosokawa Micron Corp | 燃焼灰を含む固化物の製造方法 |
| JP5765527B2 (ja) * | 2011-03-24 | 2015-08-19 | 東京電力株式会社 | 保水性路盤材用固化体の製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4893620A (fr) * | 1972-02-15 | 1973-12-04 |
-
1982
- 1982-10-06 JP JP57176840A patent/JPS5969463A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4893620A (fr) * | 1972-02-15 | 1973-12-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5969463A (ja) | 1984-04-19 |
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