NO301321B1 - Fremgangsmåte for termisk spaltning av metallsulfater - Google Patents
Fremgangsmåte for termisk spaltning av metallsulfater Download PDFInfo
- Publication number
- NO301321B1 NO301321B1 NO900069A NO900069A NO301321B1 NO 301321 B1 NO301321 B1 NO 301321B1 NO 900069 A NO900069 A NO 900069A NO 900069 A NO900069 A NO 900069A NO 301321 B1 NO301321 B1 NO 301321B1
- Authority
- NO
- Norway
- Prior art keywords
- residual product
- mixture
- reactor
- finely divided
- metal
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims description 20
- 239000002184 metal Substances 0.000 title claims description 20
- 238000000034 method Methods 0.000 title claims description 18
- 150000003467 sulfuric acid derivatives Chemical class 0.000 title description 7
- 238000005979 thermal decomposition reaction Methods 0.000 title description 4
- 239000000203 mixture Substances 0.000 claims description 18
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 239000000446 fuel Substances 0.000 claims description 8
- 230000004992 fission Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 5
- 239000003546 flue gas Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910000358 iron sulfate Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005200 wet scrubbing Methods 0.000 description 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
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
-
- 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
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/507—Preparation of sulfur dioxide by reduction of sulfur compounds of iron sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3901459A DE3901459A1 (de) | 1989-01-19 | 1989-01-19 | Verfahren zum thermischen zersetzen von metallsulfaten |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO900069D0 NO900069D0 (no) | 1990-01-08 |
| NO900069L NO900069L (no) | 1990-07-20 |
| NO301321B1 true NO301321B1 (no) | 1997-10-13 |
Family
ID=6372379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO900069A NO301321B1 (no) | 1989-01-19 | 1990-01-08 | Fremgangsmåte for termisk spaltning av metallsulfater |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0379016B1 (sv) |
| JP (1) | JPH02233507A (sv) |
| CA (1) | CA2007902A1 (sv) |
| DE (2) | DE3901459A1 (sv) |
| ES (1) | ES2055169T3 (sv) |
| FI (1) | FI92046C (sv) |
| NO (1) | NO301321B1 (sv) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19506252A1 (de) * | 1995-02-23 | 1996-09-19 | Bayer Ag | Verfahren zum Herstellen eines magnesiumsulfathaltigen Düngemittels und dessen Verwendung |
| DE19512614C2 (de) * | 1995-04-05 | 1998-05-20 | Bayer Ag | Verwendung von magnesiumsulfathaltigen Lösungen als Düngemittel |
| DE19513511C2 (de) * | 1995-04-10 | 1998-04-30 | Bayer Ag | Verfahren zur Herstellung eines Kalk-Magnesium-Gemisches zur nachhaltigen Bodenverbesserung |
| DE19623408C1 (de) * | 1996-06-12 | 1998-02-12 | Bayer Ag | Verfahren zur Herstellung von Eisenoxidsand |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL273476A (sv) * | 1961-01-26 | 1900-01-01 |
-
1989
- 1989-01-19 DE DE3901459A patent/DE3901459A1/de not_active Withdrawn
-
1990
- 1990-01-06 EP EP90100248A patent/EP0379016B1/de not_active Expired - Lifetime
- 1990-01-06 DE DE9090100248T patent/DE59001379D1/de not_active Expired - Fee Related
- 1990-01-06 ES ES90100248T patent/ES2055169T3/es not_active Expired - Lifetime
- 1990-01-08 NO NO900069A patent/NO301321B1/no unknown
- 1990-01-16 JP JP2004639A patent/JPH02233507A/ja active Pending
- 1990-01-17 CA CA002007902A patent/CA2007902A1/en not_active Abandoned
- 1990-01-17 FI FI900264A patent/FI92046C/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02233507A (ja) | 1990-09-17 |
| DE3901459A1 (de) | 1990-07-26 |
| DE59001379D1 (de) | 1993-06-17 |
| EP0379016A1 (de) | 1990-07-25 |
| EP0379016B1 (de) | 1993-05-12 |
| FI900264A0 (sv) | 1990-01-17 |
| ES2055169T3 (es) | 1994-08-16 |
| NO900069L (no) | 1990-07-20 |
| NO900069D0 (no) | 1990-01-08 |
| FI92046C (sv) | 1994-09-26 |
| FI92046B (sv) | 1994-06-15 |
| CA2007902A1 (en) | 1990-07-19 |
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