DD148626A5 - Verfahren zur aufarbeitung von eisen-ii-sulfat-heptahydrat - Google Patents

Verfahren zur aufarbeitung von eisen-ii-sulfat-heptahydrat Download PDF

Info

Publication number: DD148626A5
Authority: DD; German Democratic Republic
Prior art keywords: gypsum; iron; precipitation; cacl; items
Prior art date: 1979-01-24

Application number

DD80218581A

Other languages

German (de)

English (en)

Inventor

Fritz Ludewig

Original Assignee

Voest Alpine Ag

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.)

1979-01-24

Filing date

1980-01-22

Publication date

1981-06-03

1980-01-22 Application filed by Voest Alpine Ag filed Critical Voest Alpine Ag

1981-06-03 Publication of DD148626A5 publication Critical patent/DD148626A5/de

Links

238000000034 method Methods 0.000 title claims abstract description 33
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 37
229910052742 iron Inorganic materials 0.000 title claims description 13
RVUXIPACAZKWHU-UHFFFAOYSA-N sulfuric acid;heptahydrate Chemical compound O.O.O.O.O.O.O.OS(O)(=O)=O RVUXIPACAZKWHU-UHFFFAOYSA-N 0.000 title 1
238000006243 chemical reaction Methods 0.000 claims abstract description 30
229910052602 gypsum Inorganic materials 0.000 claims abstract description 28
239000010440 gypsum Substances 0.000 claims abstract description 28
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 26
SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 claims abstract description 15
239000000292 calcium oxide Substances 0.000 claims abstract description 14
235000012255 calcium oxide Nutrition 0.000 claims abstract description 14
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 12
239000001301 oxygen Substances 0.000 claims abstract description 12
229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
238000001556 precipitation Methods 0.000 claims description 22
239000000460 chlorine Substances 0.000 claims description 12
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 10
229910052801 chlorine Inorganic materials 0.000 claims description 10
230000003647 oxidation Effects 0.000 claims description 7
238000007254 oxidation reaction Methods 0.000 claims description 7
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 5
238000000746 purification Methods 0.000 claims description 5
238000001953 recrystallisation Methods 0.000 claims description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
230000002378 acidificating effect Effects 0.000 claims description 2
239000011507 gypsum plaster Substances 0.000 claims 1
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract description 10
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 abstract description 9
239000001110 calcium chloride Substances 0.000 abstract description 6
229910001628 calcium chloride Inorganic materials 0.000 abstract description 6
229910000019 calcium carbonate Inorganic materials 0.000 abstract description 5
NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 abstract description 5
FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 abstract description 2
239000007858 starting material Substances 0.000 abstract description 2
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 1
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 42
239000000243 solution Substances 0.000 description 24
235000008733 Citrus aurantifolia Nutrition 0.000 description 8
235000011941 Tilia x europaea Nutrition 0.000 description 8
239000004571 lime Substances 0.000 description 8
238000005554 pickling Methods 0.000 description 8
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 7
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
239000000126 substance Substances 0.000 description 6
150000004688 heptahydrates Chemical class 0.000 description 5
RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 4
239000002244 precipitate Substances 0.000 description 4
230000008929 regeneration Effects 0.000 description 4
238000011069 regeneration method Methods 0.000 description 4
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 3
239000007795 chemical reaction product Substances 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 3
239000000203 mixture Substances 0.000 description 3
238000003756 stirring Methods 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
239000002253 acid Substances 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
229960004887 ferric hydroxide Drugs 0.000 description 2
229910000358 iron sulfate Inorganic materials 0.000 description 2
IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 2
230000007935 neutral effect Effects 0.000 description 2
239000011505 plaster Substances 0.000 description 2
238000000926 separation method Methods 0.000 description 2
238000010626 work up procedure Methods 0.000 description 2
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical class [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
239000005569 Iron sulphate Substances 0.000 description 1
235000019738 Limestone Nutrition 0.000 description 1
QERCSHGKUOHOSS-UHFFFAOYSA-L S(=O)(=O)([O-])[O-].[Fe+2].[O-2].[Fe+2] Chemical compound S(=O)(=O)([O-])[O-].[Fe+2].[O-2].[Fe+2] QERCSHGKUOHOSS-UHFFFAOYSA-L 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
229910052925 anhydrite Inorganic materials 0.000 description 1
239000008346 aqueous phase Substances 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
239000011575 calcium Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000000975 co-precipitation Methods 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
230000029142 excretion Effects 0.000 description 1
229960002089 ferrous chloride Drugs 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
238000001914 filtration Methods 0.000 description 1
238000010304 firing Methods 0.000 description 1
239000007789 gas Substances 0.000 description 1
150000004677 hydrates Chemical class 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
XNCMOUSLNOHBKY-UHFFFAOYSA-H iron(3+);trisulfate;heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O XNCMOUSLNOHBKY-UHFFFAOYSA-H 0.000 description 1
239000006028 limestone Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
239000012452 mother liquor Substances 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
239000000047 product Substances 0.000 description 1
239000002994 raw material Substances 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
238000005245 sintering Methods 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1

Classifications

- 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
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- 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
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/468—Purification of calcium sulfates
- 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
- C01G49/06—Ferric oxide [Fe2O3]

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Catalysts (AREA)
Electroplating And Plating Baths Therefor (AREA)

DD80218581A 1979-01-24 1980-01-22 Verfahren zur aufarbeitung von eisen-ii-sulfat-heptahydrat DD148626A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT0051479A AT369714B (de)	1979-01-24	1979-01-24	Verfahren zur aufarbeitung von eisen-iisulfatheptahydrat

Publications (1)

Publication Number	Publication Date
DD148626A5 true DD148626A5 (de)	1981-06-03

Family

ID=3492611

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD80218581A DD148626A5 (de)	1979-01-24	1980-01-22	Verfahren zur aufarbeitung von eisen-ii-sulfat-heptahydrat

Country Status (8)

Country	Link
EP (1)	EP0014189B1 (cs)
AT (1)	AT369714B (cs)
CS (1)	CS218591B2 (cs)
DD (1)	DD148626A5 (cs)
DE (1)	DE3060980D1 (cs)
DK (1)	DK27180A (cs)
HU (1)	HU183161B (cs)
NO (1)	NO800168L (cs)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2197003A (en) *	1937-11-18	1940-04-16	Glidden Co	Process for making pigments
GB993115A (en) *	1960-08-08	1965-05-26	United Steel Companies Ltd	Improvements relating to the treatment of ferrous sulphate
BE643142A (cs) *	1964-01-29	1964-07-29
CA1053876A (en) *	1973-12-14	1979-05-08	Arthur A. Bellinger	Method and means of growing coarse gypsum and magnetite
GB1485067A (en) *	1975-07-25	1977-09-08	Tioxide Group Ltd	Effluent treatment process

1979
- 1979-01-24 AT AT0051479A patent/AT369714B/de not_active IP Right Cessation
1980
- 1980-01-14 DE DE8080890003T patent/DE3060980D1/de not_active Expired
- 1980-01-14 EP EP80890003A patent/EP0014189B1/de not_active Expired
- 1980-01-18 CS CS80377A patent/CS218591B2/cs unknown
- 1980-01-21 HU HU80115A patent/HU183161B/hu unknown
- 1980-01-22 DD DD80218581A patent/DD148626A5/de unknown
- 1980-01-23 NO NO800168A patent/NO800168L/no unknown
- 1980-01-23 DK DK27180A patent/DK27180A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
AT369714B (de)	1983-01-25
EP0014189A1 (de)	1980-08-06
CS218591B2 (en)	1983-02-25
DK27180A (da)	1980-07-25
HU183161B (en)	1984-04-28
ATA51479A (de)	1982-06-15
DE3060980D1 (en)	1982-12-02
NO800168L (no)	1980-07-25
EP0014189B1 (de)	1982-10-27

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DE2928537C2 (de)	1989-07-20	Verfahren zum Herstellen von hochreinem Magnesiumoxid
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EP0014189B1 (de)	1982-10-27	Verfahren zur Aufarbeitung von Eisen-II-Sulfat-heptahydrat
DE2107844B2 (de)	1975-12-04	Verfahren zur großtechnischen Herstellung von Magnesiumoxyd hoher Reinheit
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DE2137573A1 (de)	1973-02-08	Verfahren zur aufbereitung von magnesiumverbindungen
DE2332314A1 (de)	1974-01-24	Verfahren zur herstellung von magnesiumoxid aus magnesiumionen enthaltenden, waesserigen loesungen
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DE2512272A1 (de)	1975-09-25	Verfahren zum aufarbeiten von magnesiumverbindungen
AT283273B (de)	1970-07-27	Verfahren zur Gewinnung von reinem Magnesiumcarbonat oder Magnesiumoxyd