BRPI0809304A2 - Método para tratar material de revestimento de cuba de gasto contendo carbono e/ou material inorgânico - Google Patents

Método para tratar material de revestimento de cuba de gasto contendo carbono e/ou material inorgânico

Info

Publication number
BRPI0809304A2
BRPI0809304A2 BRPI0809304-0A2A BRPI0809304A BRPI0809304A2 BR PI0809304 A2 BRPI0809304 A2 BR PI0809304A2 BR PI0809304 A BRPI0809304 A BR PI0809304A BR PI0809304 A2 BRPI0809304 A2 BR PI0809304A2
Authority
BR
Brazil
Prior art keywords
cuba
cottage
treating
containing carbon
coating material
Prior art date
Application number
BRPI0809304-0A2A
Other languages
English (en)
Inventor
David Deegan
Chris Chapman
Hao Ly
Original Assignee
Tetronics 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 Tetronics Ltd filed Critical Tetronics Ltd
Publication of BRPI0809304A2 publication Critical patent/BRPI0809304A2/pt

Links

Classifications

    • 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
    • A62D3/10—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by subjecting to electric or wave energy or particle or ionizing radiation
    • A62D3/19—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by subjecting to electric or wave energy or particle or ionizing radiation to plasma
    • 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
    • A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/0028—Liquid extinguishing substances
    • A62D1/0057—Polyhaloalkanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/085—High-temperature heating means, e.g. plasma, for partly melting the waste
    • 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
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/40—Inorganic substances
    • 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
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/40—Inorganic substances
    • A62D2101/45—Inorganic substances containing nitrogen or phosphorus
    • 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
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/40—Inorganic substances
    • A62D2101/49—Inorganic substances containing halogen

Landscapes

  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Processing Of Solid Wastes (AREA)
  • Furnace Details (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
BRPI0809304-0A2A 2007-03-26 2008-03-26 Método para tratar material de revestimento de cuba de gasto contendo carbono e/ou material inorgânico BRPI0809304A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0705818.3A GB2453912B (en) 2007-03-26 2007-03-26 Method for treating spent pot liner
PCT/GB2008/001037 WO2008117044A2 (en) 2007-03-26 2008-03-26 Method for treating spent pot liner

Publications (1)

Publication Number Publication Date
BRPI0809304A2 true BRPI0809304A2 (pt) 2014-10-14

Family

ID=38024898

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0809304-0A2A BRPI0809304A2 (pt) 2007-03-26 2008-03-26 Método para tratar material de revestimento de cuba de gasto contendo carbono e/ou material inorgânico

Country Status (7)

Country Link
US (1) US8062616B2 (pt)
EP (1) EP2139569A2 (pt)
AU (1) AU2008231652B2 (pt)
BR (1) BRPI0809304A2 (pt)
CA (1) CA2681761C (pt)
GB (1) GB2453912B (pt)
WO (1) WO2008117044A2 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140041560A1 (en) * 2012-08-09 2014-02-13 Alcoa Inc. High carbon spent pot lining and methods of fueling a furnace with the same
US20230138875A1 (en) * 2020-03-22 2023-05-04 Pyrogenesis Canada Inc. Plasma process to convert spent pot lining (spl) to inert slag, aluminum fluoride and energy
CN111792644A (zh) * 2020-07-31 2020-10-20 郑州大学 一种铝电解废阴极炭制备多孔炭材料的方法
GB202117465D0 (en) * 2021-12-03 2022-01-19 Eestech Inc Method and system for remediation of spent pot liners

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735784A (en) * 1986-07-11 1988-04-05 Morrison-Knudsen Company, Inc. Method of treating fluoride contaminated wastes
US5364447A (en) * 1990-12-21 1994-11-15 Enviroscience, Inc. Method of recycling hazardous waste
US5164174A (en) * 1991-10-11 1992-11-17 Reynolds Metals Company Detoxification of aluminum spent potliner by thermal treatment, lime slurry quench and post-kiln treatment
NO176648C (no) * 1991-11-07 1995-05-10 Elkem Technology Fremgangsmåte for behandling av brukte katodebunner
US5222448A (en) * 1992-04-13 1993-06-29 Columbia Ventures Corporation Plasma torch furnace processing of spent potliner from aluminum smelters
EP0693005B1 (en) 1993-04-06 2001-07-11 Ausmelt Limited Smelting of carbon-containing material
US5476990A (en) * 1993-06-29 1995-12-19 Aluminum Company Of America Waste management facility
US6498282B1 (en) * 2000-06-19 2002-12-24 The United States Of America As Represented By The United States Department Of Energy Method for processing aluminum spent potliner in a graphite electrode ARC furnace

Also Published As

Publication number Publication date
US20100137671A1 (en) 2010-06-03
WO2008117044A2 (en) 2008-10-02
AU2008231652B2 (en) 2013-10-03
US8062616B2 (en) 2011-11-22
CA2681761A1 (en) 2008-10-02
WO2008117044A3 (en) 2008-11-20
CA2681761C (en) 2016-01-05
GB2453912A (en) 2009-04-29
EP2139569A2 (en) 2010-01-06
GB0705818D0 (en) 2007-05-02
AU2008231652A1 (en) 2008-10-02
GB2453912B (en) 2011-12-28

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 12A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2559 DE 21/01/2020.

B350 Update of information on the portal [chapter 15.35 patent gazette]