SE7900474L - Forfarande for behandling av avfallsslagg - Google Patents

Forfarande for behandling av avfallsslagg

Info

Publication number
SE7900474L
SE7900474L SE7900474A SE7900474A SE7900474L SE 7900474 L SE7900474 L SE 7900474L SE 7900474 A SE7900474 A SE 7900474A SE 7900474 A SE7900474 A SE 7900474A SE 7900474 L SE7900474 L SE 7900474L
Authority
SE
Sweden
Prior art keywords
extraction solution
alkali carbonates
procedure
alkali
waste disposal
Prior art date
Application number
SE7900474A
Other languages
Unknown language ( )
English (en)
Other versions
SE426711B (sv
Inventor
K Yamada
M Iba
K Marukawa
S Okamoto
Original Assignee
Tokuyama Soda Kk
Sumitomo Metal Ind
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
Priority claimed from JP770778A external-priority patent/JPS54100999A/ja
Priority claimed from JP16011778A external-priority patent/JPS5589409A/ja
Application filed by Tokuyama Soda Kk, Sumitomo Metal Ind filed Critical Tokuyama Soda Kk
Publication of SE7900474L publication Critical patent/SE7900474L/sv
Publication of SE426711B publication Critical patent/SE426711B/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/04—Working-up slag
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
SE7900474A 1978-01-26 1979-01-18 Forfarande for behandling av avfallsslagg for atervinning av alkalikarbonater SE426711B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP770778A JPS54100999A (en) 1978-01-26 1978-01-26 Treatment of waste slag
JP16011778A JPS5589409A (en) 1978-12-27 1978-12-27 Treating method of waste slag

Publications (2)

Publication Number Publication Date
SE7900474L true SE7900474L (sv) 1979-07-27
SE426711B SE426711B (sv) 1983-02-07

Family

ID=26342049

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7900474A SE426711B (sv) 1978-01-26 1979-01-18 Forfarande for behandling av avfallsslagg for atervinning av alkalikarbonater

Country Status (7)

Country Link
US (1) US4225565A (sv)
DE (1) DE2902914A1 (sv)
FR (1) FR2415612A1 (sv)
GB (1) GB2013640B (sv)
IT (1) IT1166595B (sv)
NL (1) NL7900583A (sv)
SE (1) SE426711B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523482A1 (fr) * 1982-03-22 1983-09-23 Solvay Procede pour le traitement de scories siderurgiques contenant des composes oxydes du sodium et du phosphore.
FR2541309A1 (fr) * 1983-02-22 1984-08-24 Solvay Procede pour le traitement d'une scorie siderurgique contenant des composes oxydes du sodium et du phosphore
DE3634227A1 (de) * 1986-10-08 1988-04-14 Metallgesellschaft Ag Verfahren zur aufarbeitung von sodaschlacken aus der entschwefelung von roheisen
DE3723294C1 (en) * 1987-07-10 1989-03-02 Salzgitter Peine Stahlwerke Process for recovering soda from slags of the soda-desulphurisation of pig iron
DE3837249A1 (de) * 1988-10-31 1990-05-03 Salzgitter Peine Stahlwerke Verfahren zur aufbereitung von schlacken metallurgischer prozesse unter rueckgewinnung von soda
DK0544967T3 (da) * 1991-11-28 1995-10-16 Von Roll Ag Fremgangsmåde til at undertrykke støv og røg ved fremstillingen af elektrostål
FI122348B (sv) 2008-05-30 2011-12-15 Rautaruukki Oyj Förfarande för produktion av kalciumkarbonat från avfalls- och biprodukter
DE102009020745A1 (de) * 2009-05-11 2010-11-25 Chemische Fabrik Budenheim Kg Phosphatgewinnung auf Klärschlamm
JP6263144B2 (ja) * 2015-03-23 2018-01-17 日新製鋼株式会社 製鋼スラグからカルシウムを含有する固体成分を回収する方法、および回収された固体成分
CN109336072A (zh) * 2018-09-30 2019-02-15 贵州芭田生态工程有限公司 磷矿煅烧废气洗涤水的利用方法和磷精矿及其制备方法
DE102018220679B4 (de) * 2018-11-30 2021-01-21 Thyssenkrupp Ag Aufbereitungsverfahren für Roheisenentschwefelungsschlacke

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1131605A (fr) * 1954-09-15 1957-02-25 Basf Ag Procédé de production de carbonates alcalins anhydres sous forme de grains très fins
GB776331A (en) * 1954-09-15 1957-06-05 Basf Ag Improvements in the production of anhydrous alkali metal carbonates in granular form
FR1241514A (fr) * 1958-11-26 1960-09-16 Ministerul Ind Petroluli Si Ch Procédé de mise en valeur complète des laitiers métallurgiques
US3701737A (en) * 1970-10-30 1972-10-31 Fmc Corp Sodium carbonate-sodium bicarbonate agglomerates
US4073644A (en) * 1976-02-17 1978-02-14 Alumax Mill Products, Inc. Salt cake processing method and apparatus
JPS538307A (en) * 1976-07-12 1978-01-25 Nippon Steel Corp Preparation of alkaline metal carbonate using molten ferro alloy refining slag as raw material

Also Published As

Publication number Publication date
GB2013640B (en) 1982-06-30
IT1166595B (it) 1987-05-05
GB2013640A (en) 1979-08-15
DE2902914C2 (sv) 1988-12-15
FR2415612B1 (sv) 1983-06-03
FR2415612A1 (fr) 1979-08-24
IT7919635A0 (it) 1979-01-26
NL7900583A (nl) 1979-07-30
SE426711B (sv) 1983-02-07
US4225565A (en) 1980-09-30
DE2902914A1 (de) 1979-08-02

Similar Documents

Publication Publication Date Title
SE7900474L (sv) Forfarande for behandling av avfallsslagg
ES8501468A1 (es) Metodo y dispositivo para recuperar productos quimicos a partir de liquido residual procedente de la produccion de pasta papelera de madera
SE7906809L (sv) Forfarande for direktreduktion av jern med kolgas
NO801366L (no) Fremgangsmaate ved rensing av urea-inneholdende avfallsvann, samt fremgangsmaate ved fremstilling av melamin
SE8207238L (sv) Forfarande for rening av kisel
DE69502962T2 (de) Verfahren zur oxidation von organischen abfallflüssigkeiten
ES374816A1 (es) Perfeccionamientos en el sistema de tratar y recuperar sus-tancias quimicas procedentes de licor negro que con tienen sulfuro de sodio para la elaboracion de pulpa.
DE3478467D1 (en) Process to extract substances from hops
GB1390212A (en) Process for treating hot gases prior to desulphurizing them
JPS526153A (en) Heat recovery process of melting furnace sediment
JPS5232896A (en) Improved wet recovery process of sulfur in the waste gas as gypsum wit h lime
GB1240915A (en) Process for the production of hydrogen from sulphur-bearing carbonaceous fuel
JPS521979A (en) Process for treating a waste can
JPS5763647A (en) Recovering method for vanadium from molten iron
JPS5589409A (en) Treating method of waste slag
FR2383146A1 (fr) Procede de fabrication d'engrais complexes humiques et humochimiques et produits obtenus
JPS5462654A (en) Method of treating waste water containing heavy metal
JPS54100999A (en) Treatment of waste slag
JPS5622613A (en) Recovering method for phosphorus from dephosphorization slag
JPS5622634A (en) Recovering method for vanadium from dephosphorization slag
GB1533209A (en) Method of removing hydrogen sulphide from gases and obtaining elemental sulphur
JPS5385805A (en) Process for removing and recovering hydrogen sulfide from coal gas
JPS5622635A (en) Recovering method for phosphorus and vanadium from dephosphorization slag
JPS5651298A (en) Treatment of alkali generated during carbonic acid decomposition of tar acid sodium salt
SE8201273L (sv) Sett och anleggning for att minimera energiatgangen vid reduktion av jernoxid med reducerande gaser

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7900474-3

Effective date: 19901211

Format of ref document f/p: F