DK207183A - Fremgangsmaade til oparbejdning af svovlsyre- og metalsulfatholdige blandinger til svovlsyre og metaloxider - Google Patents

Fremgangsmaade til oparbejdning af svovlsyre- og metalsulfatholdige blandinger til svovlsyre og metaloxider Download PDF

Info

Publication number: DK207183A
Authority: DK; Denmark
Prior art keywords: sulfuric acid; metal; substances; procedure; preparation
Prior art date: 1983-05-10

Application number

DK207183A

Other languages

English (en)

Other versions

DK207183D0 (da

Inventor

Peter Carl Sehestedt Schoubye

Ove Emil Hansen

Original Assignee

Haldor Topsoe As

Niro Atomizer As

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.)

1983-05-10

Filing date

1983-05-10

Publication date

1984-11-11

1983-05-10 Application filed by Haldor Topsoe As, Niro Atomizer As filed Critical Haldor Topsoe As

1983-05-10 Priority to DK207183A priority Critical patent/DK207183A/da

1983-05-10 Publication of DK207183D0 publication Critical patent/DK207183D0/da

1984-05-03 Priority to FI841769A priority patent/FI841769A7/fi

1984-05-09 Priority to EP84303121A priority patent/EP0125142A2/en

1984-05-09 Priority to JP59093815A priority patent/JPS59207809A/ja

1984-11-11 Publication of DK207183A publication Critical patent/DK207183A/da

Links

QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title 4
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title 1
229910044991 metal oxide Inorganic materials 0.000 title 1
150000004706 metal oxides Chemical class 0.000 title 1
239000000126 substance Substances 0.000 title 1
229910021653 sulphate ion Inorganic materials 0.000 title 1

Classifications

- 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
- C01F5/12—Magnesia by thermal decomposition of magnesium compounds by thermal decomposition of magnesium sulfate, with or without reduction
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
- C01F7/32—Thermal decomposition of sulfates including complex sulfates, e.g. alums
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide [Fe3O4]

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Manufacture And Refinement Of Metals (AREA)
Oxygen, Ozone, And Oxides In General (AREA)

DK207183A 1983-05-10 1983-05-10 Fremgangsmaade til oparbejdning af svovlsyre- og metalsulfatholdige blandinger til svovlsyre og metaloxider DK207183A (da)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
DK207183A DK207183A (da)	1983-05-10	1983-05-10	Fremgangsmaade til oparbejdning af svovlsyre- og metalsulfatholdige blandinger til svovlsyre og metaloxider
FI841769A FI841769A7 (fi)	1983-05-10	1984-05-03	Foerfarande foer regenerering av blandningar innehaollande svavelsyra och metallsulfater till svavelsyra och metalloxider.
EP84303121A EP0125142A2 (en)	1983-05-10	1984-05-09	A process for the regeneration of mixtures containing sulphuric acid and metal sulphates into sulphuric acid and metal oxides
JP59093815A JPS59207809A (ja)	1983-05-10	1984-05-09	硫酸および金属硫酸塩を含有する混合物を再生して硫酸と金属酸化物とする方法

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DK207183A DK207183A (da)	1983-05-10	1983-05-10	Fremgangsmaade til oparbejdning af svovlsyre- og metalsulfatholdige blandinger til svovlsyre og metaloxider

Publications (2)

Publication Number	Publication Date
DK207183D0 DK207183D0 (da)	1983-05-10
DK207183A true DK207183A (da)	1984-11-11

Family

ID=8109878

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK207183A DK207183A (da)	1983-05-10	1983-05-10	Fremgangsmaade til oparbejdning af svovlsyre- og metalsulfatholdige blandinger til svovlsyre og metaloxider

Country Status (4)

Country	Link
EP (1)	EP0125142A2 (da)
JP (1)	JPS59207809A (da)
DK (1)	DK207183A (da)
FI (1)	FI841769A7 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0421629A1 (en) *	1989-09-21	1991-04-10	Chemetics International Company Ltd.	Sulphuric acid recovery process
US5082645A (en) *	1990-08-24	1992-01-21	Chemetics International Company, Ltd.	Waste acid recovery process
DE19638841A1 (de) *	1996-09-21	1998-04-02	Metallgesellschaft Ag	Verfahren zur Behandlung von Metallsulfaten
EP3212577A1 (en)	2014-10-27	2017-09-06	DELL'Omodarme, Mario Alberto	A method for treating a waste containing sulfuric acid

1983
- 1983-05-10 DK DK207183A patent/DK207183A/da not_active Application Discontinuation
1984
- 1984-05-03 FI FI841769A patent/FI841769A7/fi not_active Application Discontinuation
- 1984-05-09 EP EP84303121A patent/EP0125142A2/en not_active Withdrawn
- 1984-05-09 JP JP59093815A patent/JPS59207809A/ja active Pending

Also Published As

Publication number	Publication date
EP0125142A2 (en)	1984-11-14
JPS59207809A (ja)	1984-11-26
FI841769A0 (fi)	1984-05-03
FI841769A7 (fi)	1984-11-11
DK207183D0 (da)	1983-05-10

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Legal Events

Date	Code	Title	Description
1985-11-25	ATS	Application withdrawn