RU2213046C2 - Способ термической регенерации отработанной кислоты - Google Patents

Способ термической регенерации отработанной кислоты

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Publication number
RU2213046C2
RU2213046C2 RU98122309/02A RU98122309A RU2213046C2 RU 2213046 C2 RU2213046 C2 RU 2213046C2 RU 98122309/02 A RU98122309/02 A RU 98122309/02A RU 98122309 A RU98122309 A RU 98122309A RU 2213046 C2 RU2213046 C2 RU 2213046C2
Authority
RU
Russia
Prior art keywords
spent acid
furnace
acid
fed
smelting furnace
Prior art date
Application number
RU98122309/02A
Other languages
English (en)
Russian (ru)
Other versions
RU98122309A (ru
Inventor
Якко Пойярви
Антти Ялонен
Йоханнес Хольми
Яри Ояла
Original Assignee
Оутокумпу Ойй
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 Оутокумпу Ойй filed Critical Оутокумпу Ойй
Publication of RU98122309A publication Critical patent/RU98122309A/ru
Application granted granted Critical
Publication of RU2213046C2 publication Critical patent/RU2213046C2/ru

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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)
RU98122309/02A 1997-12-09 1998-12-08 Способ термической регенерации отработанной кислоты RU2213046C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI974456A FI103517B (fi) 1997-12-09 1997-12-09 Menetelmä pesuhapon termiseksi hajottamiseksi
FI974456 1997-12-09

Publications (2)

Publication Number Publication Date
RU98122309A RU98122309A (ru) 2000-09-20
RU2213046C2 true RU2213046C2 (ru) 2003-09-27

Family

ID=8550080

Family Applications (1)

Application Number Title Priority Date Filing Date
RU98122309/02A RU2213046C2 (ru) 1997-12-09 1998-12-08 Способ термической регенерации отработанной кислоты

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) FI103517B ( )
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
US7592290B2 (en) * 2004-04-08 2009-09-22 Sulzer Metco(Canada) Inc. Supported catalyst for stream 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ДЮМАЕВ К.М. и др. Регенерация отработанных сернокислых растворов. - М.: Химия, 1987, с.5-8. *

Also Published As

Publication number Publication date
ZA9810767B (en) 1999-05-31
RO120256B1 (ro) 2005-11-30
SE9804131D0 (sv) 1998-11-30
JP4187330B2 (ja) 2008-11-26
KR19990062893A (ko) 1999-07-26
AU749609B2 (en) 2002-06-27
AR017806A1 (es) 2001-10-24
CA2255812C (en) 2009-02-10
ES2154998A1 (es) 2001-04-16
ID21440A (id) 1999-06-10
ES2154998B1 (es) 2001-12-01
JPH11235515A (ja) 1999-08-31
DE19857015B4 (de) 2012-03-08
FI103517B1 (fi) 1999-07-15
BR9805233A (pt) 2001-03-20
PE20000122A1 (es) 2000-03-03
BG102992A (en) 1999-07-30
SE519099C2 (sv) 2003-01-14
DE19857015A1 (de) 1999-06-10
SE9804131L (sv) 1999-06-10
BG64002B1 (bg) 2003-09-30
CA2255812A1 (en) 1999-06-09
FI103517B (fi) 1999-07-15
FI974456A0 (fi) 1997-12-09
CN1223168A (zh) 1999-07-21
AU9413998A (en) 1999-07-01
PL330140A1 (en) 1999-06-21
KR100432551B1 (ko) 2004-09-04
US6180078B1 (en) 2001-01-30
CN1116916C (zh) 2003-08-06

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20141209