DE1533839B1 - Verfahren zur Entphosphorung von Eisenerz mittels starker Mineralsaeuren - Google Patents
Verfahren zur Entphosphorung von Eisenerz mittels starker MineralsaeurenInfo
- Publication number
- DE1533839B1 DE1533839B1 DE19671533839 DE1533839A DE1533839B1 DE 1533839 B1 DE1533839 B1 DE 1533839B1 DE 19671533839 DE19671533839 DE 19671533839 DE 1533839 A DE1533839 A DE 1533839A DE 1533839 B1 DE1533839 B1 DE 1533839B1
- Authority
- DE
- Germany
- Prior art keywords
- ore
- treatment
- solution
- sulfuric acid
- dephosphorization
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 24
- 238000000034 method Methods 0.000 title claims description 18
- 239000002253 acid Substances 0.000 title claims description 13
- 229910052742 iron Inorganic materials 0.000 title claims description 12
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims description 6
- 239000011707 mineral Substances 0.000 title claims description 6
- 150000007513 acids Chemical class 0.000 title claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 238000005341 cation exchange Methods 0.000 claims description 2
- 239000003337 fertilizer Substances 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 239000012265 solid product Substances 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims 1
- 239000002904 solvent Substances 0.000 description 11
- 239000000126 substance Substances 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- -1 hydrogen ions Chemical class 0.000 description 6
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000007792 addition Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052586 apatite Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910000394 calcium triphosphate Inorganic materials 0.000 description 1
- YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical class [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical class [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- RFWLACFDYFIVMC-UHFFFAOYSA-D pentacalcium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O RFWLACFDYFIVMC-UHFFFAOYSA-D 0.000 description 1
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000002426 superphosphate Substances 0.000 description 1
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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/11—Removing sulfur, phosphorus or arsenic other than by roasting
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES32123165 | 1965-12-28 | ||
| ES32661266 | 1966-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1533839B1 true DE1533839B1 (de) | 1970-09-24 |
Family
ID=8442769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671533839 Withdrawn DE1533839B1 (de) | 1965-12-28 | 1967-04-28 | Verfahren zur Entphosphorung von Eisenerz mittels starker Mineralsaeuren |
Country Status (4)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100507028C (zh) * | 2006-05-26 | 2009-07-01 | 湖北宜昌林森实业有限公司 | 一种用于赤铁矿选矿的脱磷剂及其制备方法 |
| CN102660674A (zh) * | 2012-04-27 | 2012-09-12 | 昆明理工大学 | 一种利用钛白废酸处理硫铁矿中磷的方法 |
| CN102828021B (zh) * | 2012-09-24 | 2014-12-03 | 重庆大学 | 一种磷铁矿微波耦合脱磷方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2238586A (en) * | 1940-05-13 | 1941-04-15 | Charles V Foerster | Removal of phosphorus from ores |
-
1967
- 1967-04-20 FR FR103533A patent/FR93415E/fr not_active Expired
- 1967-04-24 GB GB1869267A patent/GB1150325A/en not_active Expired
- 1967-04-28 DE DE19671533839 patent/DE1533839B1/de not_active Withdrawn
- 1967-05-10 SE SE656967A patent/SE313322B/xx unknown
-
1968
- 1968-03-29 FR FR146262A patent/FR94850E/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2238586A (en) * | 1940-05-13 | 1941-04-15 | Charles V Foerster | Removal of phosphorus from ores |
Also Published As
| Publication number | Publication date |
|---|---|
| SE313322B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-08-11 |
| FR93415E (fr) | 1969-03-28 |
| FR94850E (fr) | 1969-11-28 |
| GB1150325A (en) | 1969-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8340 | Patent of addition ceased/non-payment of fee of main patent |