TW200727985A - Method of removing unburned carbon from fly ash - Google Patents
Method of removing unburned carbon from fly ashInfo
- Publication number
- TW200727985A TW200727985A TW095148129A TW95148129A TW200727985A TW 200727985 A TW200727985 A TW 200727985A TW 095148129 A TW095148129 A TW 095148129A TW 95148129 A TW95148129 A TW 95148129A TW 200727985 A TW200727985 A TW 200727985A
- Authority
- TW
- Taiwan
- Prior art keywords
- unburned carbon
- fly ash
- slurry
- removing unburned
- floatation
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 4
- 229910052799 carbon Inorganic materials 0.000 title abstract 4
- 239000010881 fly ash Substances 0.000 title abstract 3
- 239000002002 slurry Substances 0.000 abstract 3
- 238000010008 shearing Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/70—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
- B01F27/707—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms the paddles co-operating, e.g. intermeshing, with elements on the receptacle wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71775—Feed mechanisms characterised by the means for feeding the components to the mixer using helical screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. fly ash
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S106/00—Compositions: coating or plastic
- Y10S106/01—Fly ash
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Civil Engineering (AREA)
- Combustion & Propulsion (AREA)
- Dispersion Chemistry (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Accessories For Mixers (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005370461A JP4960629B2 (ja) | 2005-12-22 | 2005-12-22 | フライアッシュ中の未燃カーボンの除去方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200727985A true TW200727985A (en) | 2007-08-01 |
TWI362965B TWI362965B (en) | 2012-05-01 |
Family
ID=38188499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW95148129A TWI362965B (en) | 2005-12-22 | 2006-12-21 | Method of removing unburned carbon from fly ash |
Country Status (7)
Country | Link |
---|---|
US (1) | US7993450B2 (zh) |
EP (1) | EP1970125B1 (zh) |
JP (1) | JP4960629B2 (zh) |
KR (1) | KR20080077124A (zh) |
CN (1) | CN101340980A (zh) |
TW (1) | TWI362965B (zh) |
WO (1) | WO2007072718A1 (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4917309B2 (ja) * | 2005-12-26 | 2012-04-18 | 三井造船株式会社 | フライアッシュ中の未燃カーボン除去方法 |
EP2613885A4 (en) * | 2007-10-19 | 2018-04-18 | Micropulva Ltd. Oy | A method for refining coal ash by separating carbonous product and regenerating siliceous ash products and use of a carbonous product produced by the method |
JP5319973B2 (ja) * | 2008-07-08 | 2013-10-16 | 三井造船株式会社 | フライアッシュ中の未燃カーボンの除去方法及びその装置 |
US8475573B2 (en) * | 2009-08-25 | 2013-07-02 | Babcock & Wilcox Power Generation Group, Inc. | System and method for protection of SCR catalyst |
CN101797575B (zh) * | 2010-03-09 | 2012-01-04 | 天津城市建设学院 | 一种医疗垃圾焚烧飞灰的处理方法 |
FI20115699A0 (fi) * | 2011-07-01 | 2011-07-01 | Ultranat Oy | Prosessi ja laitteisto tuhkan käsittelemiseksi |
CN103128097B (zh) * | 2013-03-22 | 2015-08-05 | 厦门大学 | 一种城市生活垃圾焚烧飞灰的处理方法 |
EP3261771A4 (en) * | 2015-02-26 | 2018-10-17 | Micropulva Ltd. Oy | Method for refining of in power plants produced coal ash and coal containing ashes produced in other combustion processings |
CN110461486B (zh) * | 2017-03-30 | 2022-07-01 | 株式会社德山 | 改性飞灰的制造方法 |
CN108906339A (zh) * | 2018-09-10 | 2018-11-30 | 贵州大学 | 一种粉煤灰的浮选脱碳方法 |
CN110898995A (zh) * | 2019-12-12 | 2020-03-24 | 宝武集团环境资源科技有限公司 | 一种用于飞灰中重金属的浮选方法 |
JP7372829B2 (ja) * | 2019-12-18 | 2023-11-01 | 株式会社トクヤマ | 改質フライアッシュの製造方法 |
CN117101881B (zh) * | 2023-10-25 | 2024-01-23 | 内蒙古维拉斯托矿业有限公司 | 一种环保性能好的尾矿选锂用浮选装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63104668A (ja) * | 1986-10-21 | 1988-05-10 | Mitsubishi Heavy Ind Ltd | 浮選方法 |
JPS63143928A (ja) * | 1986-12-08 | 1988-06-16 | Mitsui Eng & Shipbuild Co Ltd | 固液混合装置 |
US5047145A (en) * | 1990-05-24 | 1991-09-10 | Board Of Control Of Michigan Technological University | Wet process for fly ash beneficiation |
US5456363A (en) * | 1995-02-06 | 1995-10-10 | University Of Kentucky Research Foundation | Method of removing carbon from fly ash |
JPH11278914A (ja) | 1998-03-27 | 1999-10-12 | Borgen File:Kk | 焼却灰、飛灰のセラミックボール化処理装置 |
JP3613347B1 (ja) * | 2003-10-09 | 2005-01-26 | 太平洋セメント株式会社 | フライアッシュ中の未燃カーボンの除去方法 |
JP4917309B2 (ja) * | 2005-12-26 | 2012-04-18 | 三井造船株式会社 | フライアッシュ中の未燃カーボン除去方法 |
EP2103361A1 (en) * | 2006-12-11 | 2009-09-23 | Mitsui Engineering and Shipbuilding Co, Ltd. | Method of removing unburned carbon from coal ash |
-
2005
- 2005-12-22 JP JP2005370461A patent/JP4960629B2/ja not_active Expired - Fee Related
-
2006
- 2006-12-13 US US11/991,465 patent/US7993450B2/en not_active Expired - Fee Related
- 2006-12-13 EP EP20060834586 patent/EP1970125B1/en not_active Not-in-force
- 2006-12-13 KR KR20087012046A patent/KR20080077124A/ko not_active Application Discontinuation
- 2006-12-13 WO PCT/JP2006/324831 patent/WO2007072718A1/ja active Application Filing
- 2006-12-13 CN CNA2006800480568A patent/CN101340980A/zh active Pending
- 2006-12-21 TW TW95148129A patent/TWI362965B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP4960629B2 (ja) | 2012-06-27 |
EP1970125B1 (en) | 2012-09-12 |
US7993450B2 (en) | 2011-08-09 |
WO2007072718A1 (ja) | 2007-06-28 |
EP1970125A4 (en) | 2011-08-17 |
KR20080077124A (ko) | 2008-08-21 |
CN101340980A (zh) | 2009-01-07 |
JP2007167787A (ja) | 2007-07-05 |
US20090223415A1 (en) | 2009-09-10 |
EP1970125A1 (en) | 2008-09-17 |
TWI362965B (en) | 2012-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |