FI103517B - Menetelmä pesuhapon termiseksi hajottamiseksi - Google Patents

Menetelmä pesuhapon termiseksi hajottamiseksi Download PDF

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Publication number
FI103517B
FI103517B FI974456A FI974456A FI103517B FI 103517 B FI103517 B FI 103517B FI 974456 A FI974456 A FI 974456A FI 974456 A FI974456 A FI 974456A FI 103517 B FI103517 B FI 103517B
Authority
FI
Finland
Prior art keywords
washing acid
furnace
acid
gases
smelting furnace
Prior art date
Application number
FI974456A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI103517B1 (fi
FI974456A0 (fi
Inventor
Jaakko Teijo Ilmari Poijaervi
Antti Jalonen
Johannes Holmi
Jari Ojala
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of FI974456A0 publication Critical patent/FI974456A0/fi
Priority to FI974456A priority Critical patent/FI103517B1/fi
Priority to US09/197,709 priority patent/US6180078B1/en
Priority to ZA9810767A priority patent/ZA9810767B/xx
Priority to AU94139/98A priority patent/AU749609B2/en
Priority to SE9804131A priority patent/SE519099C2/sv
Priority to PE1998001173A priority patent/PE20000122A1/es
Priority to BG102992A priority patent/BG64002B1/bg
Priority to ARP980106171A priority patent/AR017806A1/es
Priority to RO98-01646A priority patent/RO120256B1/ro
Priority to ES009802561A priority patent/ES2154998B1/es
Priority to PL98330140A priority patent/PL330140A1/xx
Priority to CA002255812A priority patent/CA2255812C/en
Priority to KR10-1998-0053736A priority patent/KR100432551B1/ko
Priority to RU98122309/02A priority patent/RU2213046C2/ru
Priority to IDP981599A priority patent/ID21440A/id
Priority to BR9805233-0A priority patent/BR9805233A/pt
Priority to DE19857015A priority patent/DE19857015B4/de
Priority to CN98123084A priority patent/CN1116916C/zh
Priority to JP34941098A priority patent/JP4187330B2/ja
Application granted granted Critical
Publication of FI103517B publication Critical patent/FI103517B/fi
Publication of FI103517B1 publication Critical patent/FI103517B1/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/96—Regeneration, reactivation or recycling of reactants
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • C01B17/503—Preparation of sulfur dioxide by reduction of sulfur compounds of sulfuric acid
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treating Waste Gases (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI974456A 1997-12-09 1997-12-09 Menetelmä pesuhapon termiseksi hajottamiseksi FI103517B1 (fi)

Priority Applications (19)

Application Number Priority Date Filing Date Title
FI974456A FI103517B1 (fi) 1997-12-09 1997-12-09 Menetelmä pesuhapon termiseksi hajottamiseksi
US09/197,709 US6180078B1 (en) 1997-12-09 1998-11-23 Method for thermally regenerating spent acid
ZA9810767A ZA9810767B (en) 1997-12-09 1998-11-25 Method for thermally regenerating spent acid
AU94139/98A AU749609B2 (en) 1997-12-09 1998-11-26 Method for thermally decomposing spent acid
SE9804131A SE519099C2 (sv) 1997-12-09 1998-11-30 Förfarande för termisk rening av förorenad svavelsyra
PE1998001173A PE20000122A1 (es) 1997-12-09 1998-12-02 Metodo para regenerar termicamente un gas agotado
BG102992A BG64002B1 (bg) 1997-12-09 1998-12-04 Метод за термично регенериране на отработена киселина
ARP980106171A AR017806A1 (es) 1997-12-09 1998-12-04 Metodo para regenerar termicamente acido agotado
RO98-01646A RO120256B1 (ro) 1997-12-09 1998-12-04 Metodă pentru regenerarea termică a acidului uzat
PL98330140A PL330140A1 (en) 1997-12-09 1998-12-07 Method of thermally regenerating a waste acid
ES009802561A ES2154998B1 (es) 1997-12-09 1998-12-07 Metodo para regenerar termicamente el acido gastado.
CA002255812A CA2255812C (en) 1997-12-09 1998-12-07 Method for thermally regenerating spent acid
KR10-1998-0053736A KR100432551B1 (ko) 1997-12-09 1998-12-08 폐산의열적재생방법
RU98122309/02A RU2213046C2 (ru) 1997-12-09 1998-12-08 Способ термической регенерации отработанной кислоты
IDP981599A ID21440A (id) 1997-12-09 1998-12-08 Metoda untuk regenerasi asam terpakai secara termal
BR9805233-0A BR9805233A (pt) 1997-12-09 1998-12-08 Método para regenerar temicamente um ácido consumido
DE19857015A DE19857015B4 (de) 1997-12-09 1998-12-09 Verfahren zum thermischen Regenerieren von Abfallsäure
CN98123084A CN1116916C (zh) 1997-12-09 1998-12-09 热再生废酸的方法
JP34941098A JP4187330B2 (ja) 1997-12-09 1998-12-09 廃酸の熱再生方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI974456A FI103517B1 (fi) 1997-12-09 1997-12-09 Menetelmä pesuhapon termiseksi hajottamiseksi
FI974456 1997-12-09

Publications (3)

Publication Number Publication Date
FI974456A0 FI974456A0 (fi) 1997-12-09
FI103517B true FI103517B (fi) 1999-07-15
FI103517B1 FI103517B1 (fi) 1999-07-15

Family

ID=8550080

Family Applications (1)

Application Number Title Priority Date Filing Date
FI974456A FI103517B1 (fi) 1997-12-09 1997-12-09 Menetelmä pesuhapon termiseksi hajottamiseksi

Country Status (19)

Country Link
US (1) US6180078B1 ( )
JP (1) JP4187330B2 ( )
KR (1) KR100432551B1 ( )
CN (1) CN1116916C ( )
AR (1) AR017806A1 ( )
AU (1) AU749609B2 ( )
BG (1) BG64002B1 ( )
BR (1) BR9805233A ( )
CA (1) CA2255812C ( )
DE (1) DE19857015B4 ( )
ES (1) ES2154998B1 ( )
FI (1) FI103517B1 ( )
ID (1) ID21440A ( )
PE (1) PE20000122A1 ( )
PL (1) PL330140A1 ( )
RO (1) RO120256B1 ( )
RU (1) RU2213046C2 ( )
SE (1) SE519099C2 ( )
ZA (1) ZA9810767B ( )

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI109364B (fi) * 2000-12-20 2002-07-15 Outokumpu Oy Menetelmä pesuhapon väkevöimiseksi
JP4574884B2 (ja) * 2001-03-27 2010-11-04 住友重機械工業株式会社 排ガス処理システムの硫酸回収方法及び硫酸回収装置
FI110874B (fi) * 2001-12-13 2003-04-15 Outokumpu Oy Menetelmä ja laitteisto metallurgisen sulatusuunin jätelämpökattilan kapasiteetin nostamiseksi
WO2005097319A1 (en) * 2004-04-08 2005-10-20 Sulzer Metco (Canada) Inc. Supported catalyst for steam methane reforming and autothermal reforming reactions
FI20106156A (fi) 2010-11-04 2012-05-05 Outotec Oyj Menetelmä suspensiosulatusuunin lämpötaseen hallitsemiseksi ja suspensiosulatusuuni
FI124714B (en) * 2013-10-25 2014-12-15 Outotec Finland Oy PROCEDURE AND ARRANGEMENTS FOR SUPPLYING GAS PROCESS FROM A SUSPENSION MIXTURE TO A REMOVAL HEATER
CN107010598B (zh) * 2017-04-24 2023-08-11 鞍山创鑫环保科技股份有限公司 一种高浓酸洗废液再生工艺及系统
CN107814361A (zh) * 2017-09-30 2018-03-20 东营方圆有色金属有限公司 一种废硫酸的处理回收方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA544488A (en) * 1957-08-06 Badische Anilin- And Soda-Fabrik Aktiengesellschaft Production of gases containing sulfur dioxide
GB642128A (en) * 1940-10-26 1950-08-30 United Chemical And Metallurg Improvements relating to methods of decomposition of waste sulphuric acid to sulphurdioxide
AT184921B (de) * 1950-08-08 1956-03-10 Basf Ag Verfahren zur Aufarbeitung schwefelsäurehaltiger Massen auf schwefeldioxydreiche Gase
GB739483A (en) * 1951-03-20 1955-11-02 Wikdahl Lennart Method of carrying out exothermic chemical reactions in the gaseous phase
FI49845C (fi) * 1972-10-26 1975-10-10 Outokumpu Oy Sulfidimalmien tai -rikasteiden liekkisulatuksessa käytettävä menetelm ä ja laite.
DE2339859A1 (de) * 1973-08-07 1975-02-27 Metallgesellschaft Ag Verfahren zur aufarbeitung waessriger abfallschwefelsaeure
DE2417005A1 (de) * 1974-04-08 1975-10-09 Metallgesellschaft Ag Verfahren zur herstellung von kontaktschwefelsaeure
DE2432250A1 (de) * 1974-07-05 1976-01-29 Metallgesellschaft Ag Verfahren zur aufarbeitung waessriger, organische verunreinigungen enthaltender abfallschwefelsaeure
US4155749A (en) * 1978-05-31 1979-05-22 Dravo Corporation Process for converting non-ferrous metal sulfides
DE2839794C3 (de) * 1978-09-13 1981-05-14 Norddeutsche Affinerie, 2000 Hamburg Verfahren zur Verarbeitung hüttenmännischer Zwischenprodukte, sulfidischer Erze und/oder Erzkonzentrate
SU865782A2 (ru) * 1980-01-10 1981-09-23 Предприятие П/Я В-8830 Способ сульфатизирующего обжига сульфидных материалов

Also Published As

Publication number Publication date
JPH11235515A (ja) 1999-08-31
BG64002B1 (bg) 2003-09-30
DE19857015B4 (de) 2012-03-08
CN1223168A (zh) 1999-07-21
ZA9810767B (en) 1999-05-31
SE519099C2 (sv) 2003-01-14
KR100432551B1 (ko) 2004-09-04
RO120256B1 (ro) 2005-11-30
ID21440A (id) 1999-06-10
BR9805233A (pt) 2001-03-20
AU749609B2 (en) 2002-06-27
CA2255812C (en) 2009-02-10
PE20000122A1 (es) 2000-03-03
AU9413998A (en) 1999-07-01
CA2255812A1 (en) 1999-06-09
RU2213046C2 (ru) 2003-09-27
KR19990062893A (ko) 1999-07-26
SE9804131D0 (sv) 1998-11-30
PL330140A1 (en) 1999-06-21
ES2154998B1 (es) 2001-12-01
CN1116916C (zh) 2003-08-06
SE9804131L (sv) 1999-06-10
FI103517B1 (fi) 1999-07-15
US6180078B1 (en) 2001-01-30
ES2154998A1 (es) 2001-04-16
BG102992A (en) 1999-07-30
JP4187330B2 (ja) 2008-11-26
AR017806A1 (es) 2001-10-24
FI974456A0 (fi) 1997-12-09
DE19857015A1 (de) 1999-06-10

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