SE7910062L - Forfarande for regenerering av betningssyror - Google Patents

Forfarande for regenerering av betningssyror

Info

Publication number
SE7910062L
SE7910062L SE7910062A SE7910062A SE7910062L SE 7910062 L SE7910062 L SE 7910062L SE 7910062 A SE7910062 A SE 7910062A SE 7910062 A SE7910062 A SE 7910062A SE 7910062 L SE7910062 L SE 7910062L
Authority
SE
Sweden
Prior art keywords
acid
acids
regeneration
condenser
passed
Prior art date
Application number
SE7910062A
Other languages
English (en)
Swedish (sv)
Inventor
D I J E Puurunen
Original Assignee
Rosenlew Ab Oy W
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 Rosenlew Ab Oy W filed Critical Rosenlew Ab Oy W
Publication of SE7910062L publication Critical patent/SE7910062L/xx

Links

Classifications

    • 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
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE7910062A 1978-12-07 1979-12-06 Forfarande for regenerering av betningssyror SE7910062L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI783773A FI58519C (fi) 1978-12-07 1978-12-07 Foerfarande foer regenerering av betningssyror

Publications (1)

Publication Number Publication Date
SE7910062L true SE7910062L (sv) 1980-06-08

Family

ID=8512211

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7910062A SE7910062L (sv) 1978-12-07 1979-12-06 Forfarande for regenerering av betningssyror

Country Status (7)

Country Link
US (1) US4255407A (de)
AT (1) AT367102B (de)
DE (1) DE2948710A1 (de)
FI (1) FI58519C (de)
FR (1) FR2443516A1 (de)
GB (1) GB2036573A (de)
SE (1) SE7910062L (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI67409C (fi) * 1983-01-25 1985-03-11 Outokumpu Oy Foerfarande foer regenerering av betningssyror
AT395312B (de) * 1987-06-16 1992-11-25 Andritz Ag Maschf Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure
US5219531A (en) * 1988-04-29 1993-06-15 Atochem Production of concentrated aqueous solutions of ferric chloride
US5037545A (en) * 1989-02-27 1991-08-06 Billmyre Richard D Liquid recovery system and method
US4894170A (en) * 1989-02-27 1990-01-16 Billmyre Richard D Liquid recovery system and method
US5076884A (en) * 1990-07-19 1991-12-31 Westinghouse Electric Corp. Process of precipitating zirconium or hafnium from spent pickling solutions
US5500098A (en) * 1993-08-05 1996-03-19 Eco-Tec Limited Process for regeneration of volatile acids
US5417955A (en) * 1994-03-01 1995-05-23 Connolly; David W. Manufacture of ferric sulfate and hydrochloric acid from ferrous chloride
FR2729676B1 (fr) * 1995-01-24 1997-04-11 Zircotube Procede et dispositif de regeneration d'une solution usagee de decapage d'elements en alliage de zirconium
AT403665B (de) * 1996-10-30 1998-04-27 Andritz Patentverwaltung Verfahren und anlage zur abscheidung feinster oxidteilchen
AT407757B (de) * 1999-03-22 2001-06-25 Andritz Patentverwaltung Verfahren zur rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren
US20040094236A1 (en) * 2002-11-14 2004-05-20 Crown Technology, Inc. Methods for passivating stainless steel
IT1393792B1 (it) * 2008-11-06 2012-05-08 Condoroil Impianti Srl Recupero di metalli e acidi da soluzioni esauste di decapaggio e/o da fanghi di neutralizzazione
IL200860A (en) 2009-09-10 2015-07-30 Green Future Ltd Galvanic wastewater treatment and the production of iron oxide sized nanoparticles
CN104512870B (zh) * 2013-10-07 2016-08-10 东莞市东旺化玻仪器有限公司 电镀挂具勾脱重金属废硝酸回用装置以及回用方法
CN106460137B (zh) 2014-04-22 2019-08-16 泰尔生态有限公司 用于在热浸镀锌工艺中从钢去除锈和氧化皮以及用于使酸洗液再生的方法和制剂
CN107419284A (zh) * 2017-09-18 2017-12-01 滁州富达机械电子有限公司 一种应用于金属酸洗废气温度补偿净化收集系统
FI127664B (en) 2017-10-20 2018-11-30 Crisolteq Ltd Process for recovery of components from a pickle acid regeneration residue
FI129345B (en) 2019-12-19 2021-12-15 Crisolteq Ltd A method for treating a pickling acid regeneration precipitate

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1832853A (en) * 1928-10-26 1931-11-24 Hercules Powder Co Ltd Method and apparatus for denitrating acid mixtures and concentrating acid mixtures
US2993757A (en) * 1958-07-07 1961-07-25 Crucible Steel Co America Process for recovering acid values from mixed acid waste
DE1182834B (de) * 1962-12-17 1964-12-03 Robert Von Linde Verfahren zur Aufarbeitung von Buntmetallabfaellen
US3787306A (en) * 1971-10-20 1974-01-22 Cationic Corp Process for the concurrent recovery of acid and metal values from spent pickle acid containing the same
US3840646A (en) * 1972-05-17 1974-10-08 Fuji Kasui Eng Co Ltd Process for recovering nitric acid from waste pickle liquor solution
AT335251B (de) * 1975-03-10 1977-03-10 Ruthner Industrieanlagen Ag Verfahren und vorrichtung zur wiedergewinnung von salpetersaure und flusssaure aus losungen

Also Published As

Publication number Publication date
ATA773779A (de) 1981-10-15
GB2036573A (en) 1980-07-02
US4255407A (en) 1981-03-10
FR2443516A1 (fr) 1980-07-04
FI58519B (fi) 1980-10-31
FI783773A (fi) 1980-06-08
FR2443516B3 (de) 1982-09-24
DE2948710A1 (de) 1980-06-19
AT367102B (de) 1982-06-11
FI58519C (fi) 1981-02-10

Similar Documents

Publication Publication Date Title
SE7910062L (sv) Forfarande for regenerering av betningssyror
ATE14778T1 (de) Verfahren zur mechanischen energieerzeugung aus waerme mit mehrstoffgemischen als arbeitsmittel.
ATE2550T1 (de) Verfahren zur herstellung von ruebenschnitzeln hohen trockensubstanzgehaltes.
NO802794L (no) Fremgangsmaate ved forsyning av latentvarme-magasiner
ATE1526T1 (de) Verfahren zur kontinuierlichen herstellung von trioxan.
FR2504249B1 (de)
ES2042027T3 (es) Procedimiento de recuperacion de acido citrico a partir de un licor que lo contiene.
DE3681824D1 (de) Vorrichtung und verfahren zur erwaermung von wasser durch einen periodischen adsorptionsprozess.
Che et al. Electron paramagnetic resonance study of electron transfer at the surface of alkaline earth oxides. Reversible pyridine-induced formation of superoxide ions labelled with 17 O
BR8205669A (pt) Processo de preparacao de esteres de acido nitroso em estado de vapor
GB958054A (en) Method of recovering ammonia from coke-oven gases
JPS532943A (en) Process for treating waste water containing sulfur compounds
ES495482A0 (es) Procedimiento para la recuperacion de acidos carboxilicos a partir de mezclas que contienen esteres de glicoles deriva- dos de estos acidos
ES440190A1 (es) Procedimiento de defluoracion de acido fosforico.
JPS5692253A (en) Novel method of preparation of (3-carbmethoxypropyl)- trimethyl ammonium chloride monohydrate
DK45884A (da) Fremgangsmaade til fremstilling af ammoniumnitrat
GB997822A (en) Mono-esters of hydroxyalkyl sulphones and sulphoxides
SU580887A1 (ru) Способ очистки отход щих газов от стирола
SU127653A1 (ru) Способ получени смеси дикарбоновых кислот
JPS54157504A (en) Preparation of carboxylic acid
GB830369A (en) A process for the preparation of secondary alcohols
JPS5314678A (en) Simultaneous treating method for desulfurization and denitration of lue gas
GB843978A (en) Improvements in or relating to the separation of an absorbed liquid component from an absorption liquid
SU472114A1 (ru) Способ получени фосфата аммони
DK276083A (da) Fremgangsmaade til fremstilling af svovlsyre af gasarter udviklet i diskontinuerlige processer

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 7910062-4

Format of ref document f/p: F