FI120682B - Menetelmä suolahapon talteenottamiseksi rautakloridiliuoksesta - Google Patents

Menetelmä suolahapon talteenottamiseksi rautakloridiliuoksesta Download PDF

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Publication number
FI120682B
FI120682B FI20065767A FI20065767A FI120682B FI 120682 B FI120682 B FI 120682B FI 20065767 A FI20065767 A FI 20065767A FI 20065767 A FI20065767 A FI 20065767A FI 120682 B FI120682 B FI 120682B
Authority
FI
Finland
Prior art keywords
att
sulfuric acid
kännetecknat
förfarande enligt
vessel
Prior art date
Application number
FI20065767A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20065767A0 (fi
FI20065767A (fi
Inventor
Mika Martikainen
Seppo Pohjanvesi
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Priority to FI20065767A priority Critical patent/FI120682B/fi
Publication of FI20065767A0 publication Critical patent/FI20065767A0/fi
Priority to PCT/FI2007/050652 priority patent/WO2008065258A2/fr
Publication of FI20065767A publication Critical patent/FI20065767A/fi
Application granted granted Critical
Publication of FI120682B publication Critical patent/FI120682B/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/03—Preparation from chlorides
    • C01B7/035—Preparation of hydrogen chloride from chlorides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/14—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FI20065767A 2006-11-30 2006-11-30 Menetelmä suolahapon talteenottamiseksi rautakloridiliuoksesta FI120682B (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20065767A FI120682B (fi) 2006-11-30 2006-11-30 Menetelmä suolahapon talteenottamiseksi rautakloridiliuoksesta
PCT/FI2007/050652 WO2008065258A2 (fr) 2006-11-30 2007-11-30 Procédé d'extraction d'acide hydrochlorhydrique à partir d'une solution de chlorure de fer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20065767 2006-11-30
FI20065767A FI120682B (fi) 2006-11-30 2006-11-30 Menetelmä suolahapon talteenottamiseksi rautakloridiliuoksesta

Publications (3)

Publication Number Publication Date
FI20065767A0 FI20065767A0 (fi) 2006-11-30
FI20065767A FI20065767A (fi) 2008-05-31
FI120682B true FI120682B (fi) 2010-01-29

Family

ID=37482579

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20065767A FI120682B (fi) 2006-11-30 2006-11-30 Menetelmä suolahapon talteenottamiseksi rautakloridiliuoksesta

Country Status (2)

Country Link
FI (1) FI120682B (fr)
WO (1) WO2008065258A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVI20090126A1 (it) * 2009-06-03 2010-12-04 Ekipo S R L Processo di rigenerazione di bagni di strippaggio di zinco e decapaggio di ferro con recupero di acido cloridrico e produzione di solfato di zinco e solfato di ferro
CN102690010A (zh) * 2011-03-24 2012-09-26 镇江市丹徒区江南热镀锌有限公司 盐酸酸洗废液的资源化综合利用及处理方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2880062A (en) * 1957-01-16 1959-03-31 Puriron And Chemicals Inc Production of ferrous sulfate
US4222997A (en) * 1979-03-09 1980-09-16 Voss Steel Corporation Method of recovering hydrochloric acid from spent hydrochloric acid pickle waste
US4382916A (en) * 1981-10-07 1983-05-10 Voss Steel Corporation Method of preparing hydrochloric acid and high purity ferrous sulfate hydrate crystals from hydrochloric acid waste pickle liquor
FI81127C (fi) * 1988-04-18 1990-09-10 Outokumpu Oy Foerfarande foer regenerering av betsyror vid zinkgalvaniseringsprocesser.
DE4122920A1 (de) * 1991-07-11 1993-01-14 Gottfried Von Czarnowski Verfahren zum regenerieren salzsaurer beizloesungen
JP3459863B2 (ja) * 1996-10-24 2003-10-27 日鉄鉱業株式会社 廃塩酸の処理方法
US20020005210A1 (en) * 2000-01-05 2002-01-17 Olsen Douglas R. Regenerating spent pickling liquor
DE102004016792A1 (de) * 2004-04-06 2005-11-03 Kerr-Mcgee Pigments Gmbh Verfahren zur Aufarbeitung von Eisenchloriden und/oder eisenchloridhaltiger Lösungen sowie Verwendung von dabei entstehendem Eisensulfat
EP1609760A1 (fr) * 2004-06-22 2005-12-28 Alexander Kehrmann Procédé de préparation de sulfate de fer(II) heptahydraté

Also Published As

Publication number Publication date
WO2008065258A3 (fr) 2008-08-14
FI20065767A0 (fi) 2006-11-30
WO2008065258A2 (fr) 2008-06-05
FI20065767A (fi) 2008-05-31

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