NO136187B - - Google Patents
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- Publication number
- NO136187B NO136187B NO743607A NO743607A NO136187B NO 136187 B NO136187 B NO 136187B NO 743607 A NO743607 A NO 743607A NO 743607 A NO743607 A NO 743607A NO 136187 B NO136187 B NO 136187B
- Authority
- NO
- Norway
- Prior art keywords
- iron
- sulfate heptahydrate
- ammonia
- free
- heptahydrate
- Prior art date
Links
- 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 description 21
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 13
- 229910021529 ammonia Inorganic materials 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000001464 adherent effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 239000005569 Iron sulphate Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005243 fluidization Methods 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
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- RVUXIPACAZKWHU-UHFFFAOYSA-N sulfuric acid;heptahydrate Chemical compound O.O.O.O.O.O.O.OS(O)(=O)=O RVUXIPACAZKWHU-UHFFFAOYSA-N 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/14—Sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2407203A DE2407203C3 (de) | 1974-02-15 | 1974-02-15 | Verfahren zur Herstellung von rieselfähigem EisenOQ-sulfat-Heptahydrat |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO743607L NO743607L (es) | 1975-08-18 |
| NO136187B true NO136187B (es) | 1977-04-25 |
| NO136187C NO136187C (no) | 1977-08-03 |
Family
ID=5907457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO743607A NO136187C (no) | 1974-02-15 | 1974-10-07 | Fremgangsm}te ved fremstilling av frittflytende jern (ii)sulfat-heptahydrat. |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE825580A (es) |
| DE (1) | DE2407203C3 (es) |
| ES (1) | ES434732A1 (es) |
| FI (1) | FI59079C (es) |
| FR (1) | FR2261229B1 (es) |
| GB (1) | GB1452678A (es) |
| IT (1) | IT1031684B (es) |
| NL (1) | NL7501770A (es) |
| NO (1) | NO136187C (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2507173B1 (fr) * | 1981-06-09 | 1985-07-05 | Josse Marc | Procede de fluidisation de sulfate de fer et ledit produit fluidise |
| AU2260183A (en) * | 1982-11-17 | 1984-06-04 | Aalborg Portland-Cement-Fabrik Aktieselskabet | A method of improving the properties of a powder |
| FR2566383B1 (fr) | 1984-06-20 | 1988-12-16 | Sarval | Procede de traitement de sulfate ferreux heptahydrate, pour supprimer sa tendance a s'agglomerer et le rendre apte a s'ecouler librement |
| DE4002608A1 (de) * | 1990-01-30 | 1991-08-01 | Bayer Ag | Verfahren zur herstellung von lagerstabilem und fliessfaehigem gruensalz |
| WO2022094780A1 (zh) * | 2020-11-04 | 2022-05-12 | 成都千砺金科技创新有限公司 | 一种硫酸法钛白粉生产过程中七水硫酸亚铁的结晶方法 |
-
1974
- 1974-02-15 DE DE2407203A patent/DE2407203C3/de not_active Expired
- 1974-10-07 NO NO743607A patent/NO136187C/no unknown
- 1974-10-28 FI FI3151/74A patent/FI59079C/fi active
- 1974-12-10 GB GB5346674A patent/GB1452678A/en not_active Expired
-
1975
- 1975-02-12 IT IT20201/75A patent/IT1031684B/it active
- 1975-02-13 FR FR7504555A patent/FR2261229B1/fr not_active Expired
- 1975-02-14 ES ES434732A patent/ES434732A1/es not_active Expired
- 1975-02-14 NL NL7501770A patent/NL7501770A/xx not_active Application Discontinuation
- 1975-02-14 BE BE153405A patent/BE825580A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2407203B2 (de) | 1978-07-13 |
| GB1452678A (en) | 1976-10-13 |
| NO136187C (no) | 1977-08-03 |
| NO743607L (es) | 1975-08-18 |
| DE2407203C3 (de) | 1979-03-15 |
| DE2407203A1 (de) | 1975-08-21 |
| FI59079B (fi) | 1981-02-27 |
| FR2261229A1 (es) | 1975-09-12 |
| BE825580A (fr) | 1975-05-29 |
| FI59079C (fi) | 1981-06-10 |
| ES434732A1 (es) | 1976-12-16 |
| FI315174A (es) | 1975-08-16 |
| FR2261229B1 (es) | 1977-04-15 |
| NL7501770A (nl) | 1975-08-19 |
| IT1031684B (it) | 1979-05-10 |
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