GB2436024A - Processing of pulverised fuel ash - Google Patents

Processing of pulverised fuel ash

Info

Publication number
GB2436024A
GB2436024A GB0706943A GB0706943A GB2436024A GB 2436024 A GB2436024 A GB 2436024A GB 0706943 A GB0706943 A GB 0706943A GB 0706943 A GB0706943 A GB 0706943A GB 2436024 A GB2436024 A GB 2436024A
Authority
GB
United Kingdom
Prior art keywords
fuel ash
processing
pulverised fuel
grinding
drying
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.)
Granted
Application number
GB0706943A
Other versions
GB2436024B (en
GB0706943D0 (en
Inventor
Robert A Carroll
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hanson Packed Products Ltd
Original Assignee
Hanson Building Products Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hanson Building Products Ltd filed Critical Hanson Building Products Ltd
Publication of GB0706943D0 publication Critical patent/GB0706943D0/en
Publication of GB2436024A publication Critical patent/GB2436024A/en
Application granted granted Critical
Publication of GB2436024B publication Critical patent/GB2436024B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
    • 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

Abstract

There is disclosed a method of making autoclaved aerated concrete, comprising drying and grinding stockpile or lagoon pulverised fuel ash and mixing the resultant material with other materials to make autoclaved aerated concrete. The drying and grinding are carried out substantially simultaneously in a mill.
GB0706943A 2004-09-15 2005-09-15 Processing of pulverised fuel ash Active GB2436024B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0420530A GB2418201A (en) 2004-09-15 2004-09-15 Processing of stockpiled pulverised fuel ash
PCT/GB2005/003567 WO2006030224A1 (en) 2004-09-15 2005-09-15 Processing of pulverised fuel ash

Publications (3)

Publication Number Publication Date
GB0706943D0 GB0706943D0 (en) 2007-05-16
GB2436024A true GB2436024A (en) 2007-09-12
GB2436024B GB2436024B (en) 2010-04-28

Family

ID=33306629

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0420530A Withdrawn GB2418201A (en) 2004-09-15 2004-09-15 Processing of stockpiled pulverised fuel ash
GB0706943A Active GB2436024B (en) 2004-09-15 2005-09-15 Processing of pulverised fuel ash

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0420530A Withdrawn GB2418201A (en) 2004-09-15 2004-09-15 Processing of stockpiled pulverised fuel ash

Country Status (2)

Country Link
GB (2) GB2418201A (en)
WO (1) WO2006030224A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113666769B (en) * 2021-09-08 2022-06-07 内蒙古汇方新型建材有限公司 High-alumina fly ash light autoclaved aerated concrete plate and preparation method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB648280A (en) * 1947-10-22 1951-01-03 Laing & Son Ltd John Improvements in the production of cellular concrete blocks and the like
GB751868A (en) * 1953-04-13 1956-07-04 Skoevde Gasbetong Aktiebolag Improvements relating to the manufacture of building materials of the concrete type
GB1527484A (en) * 1976-04-16 1978-10-04 Amax Resource Recovery Fly ash benefication process
EP0310539A2 (en) * 1987-10-02 1989-04-05 Noell GmbH Method and device for flyash beneficiation
WO1997038949A1 (en) * 1996-04-17 1997-10-23 Elkem Asa Method for treatment of silicon dioxide containing material
DE19847199A1 (en) * 1998-10-13 2000-04-20 Wethmar Herbert Fly ash is stored in single material dumps and recycled as a concrete additive with modified or non-pozzolanic properties
DE10115827A1 (en) * 2001-03-29 2002-10-10 Mac Mix Baustoffe Gmbh & Co Kg Porous concrete production used in building industry comprises adding flyash produced from coal-fired power stations to mixture of lime, cement, sand, water and propellant until specified sulfate content is reached

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4040852A (en) * 1975-04-04 1977-08-09 Amax Resource Recovery Systems, Inc. Lightweight aggregate
ES482923A1 (en) * 1979-07-27 1979-12-01 Monfort Herrera Alfredo Manufacturing a plastering material
DE3411010A1 (en) * 1983-03-26 1984-09-27 Herbert Keller GmbH & Co, 4600 Dortmund Use of flue dust as additive for concrete
PL196842B1 (en) * 2002-06-21 2008-02-29 Luczaj Krzysztof Method of manufacture of light aggregate and rotary furnace for burning and sintering light aggregate

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB648280A (en) * 1947-10-22 1951-01-03 Laing & Son Ltd John Improvements in the production of cellular concrete blocks and the like
GB751868A (en) * 1953-04-13 1956-07-04 Skoevde Gasbetong Aktiebolag Improvements relating to the manufacture of building materials of the concrete type
GB1527484A (en) * 1976-04-16 1978-10-04 Amax Resource Recovery Fly ash benefication process
EP0310539A2 (en) * 1987-10-02 1989-04-05 Noell GmbH Method and device for flyash beneficiation
WO1997038949A1 (en) * 1996-04-17 1997-10-23 Elkem Asa Method for treatment of silicon dioxide containing material
DE19847199A1 (en) * 1998-10-13 2000-04-20 Wethmar Herbert Fly ash is stored in single material dumps and recycled as a concrete additive with modified or non-pozzolanic properties
DE10115827A1 (en) * 2001-03-29 2002-10-10 Mac Mix Baustoffe Gmbh & Co Kg Porous concrete production used in building industry comprises adding flyash produced from coal-fired power stations to mixture of lime, cement, sand, water and propellant until specified sulfate content is reached

Also Published As

Publication number Publication date
GB2418201A (en) 2006-03-22
GB0420530D0 (en) 2004-10-20
WO2006030224A1 (en) 2006-03-23
GB2436024B (en) 2010-04-28
GB0706943D0 (en) 2007-05-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140925 AND 20141001