WO2004108621A2 - Procede pour enrichir des cendres volantes - Google Patents
Procede pour enrichir des cendres volantes Download PDFInfo
- Publication number
- WO2004108621A2 WO2004108621A2 PCT/US2004/016266 US2004016266W WO2004108621A2 WO 2004108621 A2 WO2004108621 A2 WO 2004108621A2 US 2004016266 W US2004016266 W US 2004016266W WO 2004108621 A2 WO2004108621 A2 WO 2004108621A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fly ash
- process according
- phase
- amorphous phase
- heating step
- Prior art date
Links
Classifications
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
- C04B7/243—Mixtures thereof with activators or composition-correcting additives, e.g. mixtures of fly ash and alkali activators
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Civil Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24993003A | 2003-05-20 | 2003-05-20 | |
US10/249,935 US20040231566A1 (en) | 2003-05-20 | 2003-05-20 | Process for Fly Ash Beneficiation |
US10/249,930 | 2003-05-30 | ||
US10/249,935 | 2003-05-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004108621A2 true WO2004108621A2 (fr) | 2004-12-16 |
WO2004108621A3 WO2004108621A3 (fr) | 2005-06-16 |
Family
ID=33513597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/016266 WO2004108621A2 (fr) | 2003-05-20 | 2004-05-20 | Procede pour enrichir des cendres volantes |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2004108621A2 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2168930A1 (fr) * | 2007-05-10 | 2010-03-31 | Cementos Portland Vaderrivas, S.A | Matériau vitreux possédant des propriétés de cimentation et son procédé de fabrication |
EP3514219A1 (fr) * | 2012-03-14 | 2019-07-24 | Mercury Capture Intellectual Property, LLC | Système et procédé de traitement de cendres de charbon |
EP3405446A4 (fr) * | 2016-01-19 | 2019-12-04 | Solidia Technologies, Inc. | Nouvelles chimies du ciment |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4977837A (en) * | 1990-02-27 | 1990-12-18 | National Recovery Technologies, Inc. | Process and apparatus for reducing heavy metal toxicity in fly ash from solid waste incineration |
US5521132A (en) * | 1994-09-01 | 1996-05-28 | The United States Of America As Represented By The Secretary Of The Navy | Ash-based ceramic materials |
US5584255A (en) * | 1995-06-07 | 1996-12-17 | Proler Environmental Services, Inc. | Method and apparatus for gasifying organic materials and vitrifying residual ash |
DE19630151A1 (de) * | 1995-07-25 | 1997-01-30 | Ebara Corp | Verfahren zum Schmelzen von Asche |
US5616160A (en) * | 1993-05-24 | 1997-04-01 | Corning Incorporated | Process for vitrifying incinerator ash |
US5935885A (en) * | 1996-04-09 | 1999-08-10 | Vortec Corporation | Manufacture of ceramic tiles from fly ash |
-
2004
- 2004-05-20 WO PCT/US2004/016266 patent/WO2004108621A2/fr active Search and Examination
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4977837A (en) * | 1990-02-27 | 1990-12-18 | National Recovery Technologies, Inc. | Process and apparatus for reducing heavy metal toxicity in fly ash from solid waste incineration |
US5616160A (en) * | 1993-05-24 | 1997-04-01 | Corning Incorporated | Process for vitrifying incinerator ash |
US5521132A (en) * | 1994-09-01 | 1996-05-28 | The United States Of America As Represented By The Secretary Of The Navy | Ash-based ceramic materials |
US5584255A (en) * | 1995-06-07 | 1996-12-17 | Proler Environmental Services, Inc. | Method and apparatus for gasifying organic materials and vitrifying residual ash |
DE19630151A1 (de) * | 1995-07-25 | 1997-01-30 | Ebara Corp | Verfahren zum Schmelzen von Asche |
US5935885A (en) * | 1996-04-09 | 1999-08-10 | Vortec Corporation | Manufacture of ceramic tiles from fly ash |
Non-Patent Citations (4)
Title |
---|
BARBIERI ET AL.: 'Vitrification of fly ash from thermal power stations' GLASS TECHNOLOGY vol. 38, no. 5, 1997, pages 165 - 170, XP000703365 * |
HIGASHI ET AL. 7TH ISWA INT'L CONGRESS AND EXHIBITION vol. 2, 27 October 1996 - 01 November 1996, pages II/24 - II/242 * |
ITO: 'Vitrification of fly ash by swirling flow furnace' WASTE MGMT. vol. 16, no. 5/6, 1997, pages 453 - 460, XP004063876 * |
MILOSAVLJEVIC ET AL.: 'Flash vitrification of fly ash' REWAS-GLOBAL SYMPOSIUM ON RECYCLING WASTE TRMT 1999, pages 295 - 300 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2168930A1 (fr) * | 2007-05-10 | 2010-03-31 | Cementos Portland Vaderrivas, S.A | Matériau vitreux possédant des propriétés de cimentation et son procédé de fabrication |
EP2168930A4 (fr) * | 2007-05-10 | 2011-11-30 | Cementos Portland Vaderrivas S A | Matériau vitreux possédant des propriétés de cimentation et son procédé de fabrication |
EP3514219A1 (fr) * | 2012-03-14 | 2019-07-24 | Mercury Capture Intellectual Property, LLC | Système et procédé de traitement de cendres de charbon |
EP3514121A3 (fr) * | 2012-03-14 | 2019-09-04 | Mercury Capture Intellectual Property, LLC | Système et procédé de traitement de cendres de charbon |
US11364481B2 (en) | 2012-03-14 | 2022-06-21 | Mercury Capture Intellectual Property, Llc | Coal ash treatment system and method |
EP3405446A4 (fr) * | 2016-01-19 | 2019-12-04 | Solidia Technologies, Inc. | Nouvelles chimies du ciment |
EP4230584A3 (fr) * | 2016-01-19 | 2023-12-13 | Solidia Technologies, Inc. | Nouvelles chimies du ciment |
Also Published As
Publication number | Publication date |
---|---|
WO2004108621A3 (fr) | 2005-06-16 |
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