NO342422B1 - A process for treatment of fly ash - Google Patents

A process for treatment of fly ash

Info

Publication number
NO342422B1
NO342422B1 NO20170008A NO20170008A NO342422B1 NO 342422 B1 NO342422 B1 NO 342422B1 NO 20170008 A NO20170008 A NO 20170008A NO 20170008 A NO20170008 A NO 20170008A NO 342422 B1 NO342422 B1 NO 342422B1
Authority
NO
Norway
Prior art keywords
fly ash
molten
mixture
forming
treatment
Prior art date
Application number
NO20170008A
Other languages
Norwegian (no)
Other versions
NO20170008A1 (en
Inventor
Knut Henriksen
Original Assignee
Scanwatt As
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 Scanwatt As filed Critical Scanwatt As
Priority to NO20170008A priority Critical patent/NO342422B1/en
Publication of NO342422B1 publication Critical patent/NO342422B1/en
Publication of NO20170008A1 publication Critical patent/NO20170008A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless
    • B09B3/0016—Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless comprising an extraction step
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless
    • B09B3/0025—Agglomeration, binding or encapsulation of solid waste
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless
    • B09B3/0025—Agglomeration, binding or encapsulation of solid waste
    • B09B3/0041—Agglomeration, binding or encapsulation of solid waste using a mineral binder or matrix, e.g. to obtain a soil like material ; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless
    • B09B3/0025—Agglomeration, binding or encapsulation of solid waste
    • B09B3/0041—Agglomeration, binding or encapsulation of solid waste using a mineral binder or matrix, e.g. to obtain a soil like material ; Apparatus therefor
    • B09B3/005—Agglomeration, binding or encapsulation of solid waste using a mineral binder or matrix, e.g. to obtain a soil like material ; Apparatus therefor involving a melting step
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B2220/00—Type of waste materials treated
    • B09B2220/06—Incineration ashes
    • 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

Abstract

A process is disclosed for treating fly ash to form a glass product comprising heavy metal products captured therein, wherein the process involves the following steps: a) forming an aqueous suspensjon by mixing fly ash with an aqueous solvent; A process is disclosed for treating fly ash two molding a glass product comp rising heavy metal products captured therein, wherein the process Involve The Following steps: a) forming an aqueous suspension by mixing fly ash with an aqueous solvent; b) filtrating the suspensjon; b) the filter rating the suspension; c) drying the residue to a humidity level below 15 weight%; c) drying the residue to a humidity level below 15 weight%; d) forming a mixture by adding the dried residue to a molten slag from a smelting plant, wherein the molten slag com prises a temperature of at least 1400 °C; d) forming a mixture by Adding the dried residue to a molten stroke from a melting plant, wherein the molten kind com prize à temperature of At least 1400 ° C; and e) solidifying the mixture by cooling. and e) solidifying the mixture by cooling.
NO20170008A 2017-01-03 2017-01-03 A process for treatment of fly ash NO342422B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO20170008A NO342422B1 (en) 2017-01-03 2017-01-03 A process for treatment of fly ash

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20170008A NO342422B1 (en) 2017-01-03 2017-01-03 A process for treatment of fly ash
PCT/EP2018/050032 WO2018127478A1 (en) 2017-01-03 2018-01-02 A process for treatment of fly ash

Publications (2)

Publication Number Publication Date
NO342422B1 true NO342422B1 (en) 2018-05-22
NO20170008A1 NO20170008A1 (en) 2018-05-22

Family

ID=60915554

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20170008A NO342422B1 (en) 2017-01-03 2017-01-03 A process for treatment of fly ash

Country Status (2)

Country Link
NO (1) NO342422B1 (en)
WO (1) WO2018127478A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01284381A (en) * 1988-05-11 1989-11-15 Nkk Corp Treatment of fly ash
EP0417520A1 (en) * 1989-09-15 1991-03-20 Aug. Horn Söhne Inh. Helmut Horn KG Method and apparatus for the pollution-free disposal of environment-detrimental residues
US6319482B1 (en) * 1996-05-20 2001-11-20 Apex Residue Recovery Inc. Treatment of fly ASH/APC residues including lead salt recovery
JP2003145095A (en) * 2001-11-16 2003-05-20 Taiheiyo Cement Corp Method of treating waste
CN103420631A (en) * 2013-08-12 2013-12-04 郑州大学 Waste incineration fly ash heavy metal dual-curing treatment method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8403501A (en) 1984-11-15 1986-06-02 Pelt & Hooykaas Method for converting into harmful form of particles released by chemical or physical processes by mixing with a molled silicate containing material and molded material.
DE3830392C2 (en) * 1988-09-07 1990-11-15 Gesellschaft Fuer Huettenwerksanlagen M.B.H., 4000 Duesseldorf, De
JP2006015190A (en) * 2004-06-30 2006-01-19 Taiheiyo Cement Corp Method for treating fly ash
JP4711735B2 (en) * 2005-05-12 2011-06-29 新日本製鐵株式会社 Method of melting fly ash mixed powder into molten slag
JP4901795B2 (en) * 2008-03-31 2012-03-21 新日本製鐵株式会社 Method of dissolving fly ash in molten slag

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01284381A (en) * 1988-05-11 1989-11-15 Nkk Corp Treatment of fly ash
EP0417520A1 (en) * 1989-09-15 1991-03-20 Aug. Horn Söhne Inh. Helmut Horn KG Method and apparatus for the pollution-free disposal of environment-detrimental residues
US6319482B1 (en) * 1996-05-20 2001-11-20 Apex Residue Recovery Inc. Treatment of fly ASH/APC residues including lead salt recovery
JP2003145095A (en) * 2001-11-16 2003-05-20 Taiheiyo Cement Corp Method of treating waste
CN103420631A (en) * 2013-08-12 2013-12-04 郑州大学 Waste incineration fly ash heavy metal dual-curing treatment method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
AMUTHA RANI, D. et al, «Air pollution control residues from waste incineration: Current UK situation and assessment of alternative technologies», Waste management 28 (2008), side 2279-2292 , Dated: 01.01.0001 *

Also Published As

Publication number Publication date
WO2018127478A1 (en) 2018-07-12
NO20170008A1 (en) 2018-05-22

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