DE235006C - - Google Patents

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Publication number

DE235006C

DE235006C DENDAT235006D DE235006DA DE235006C DE 235006 C DE235006 C DE 235006C DE NDAT235006 D DENDAT235006 D DE NDAT235006D DE 235006D A DE235006D A DE 235006DA DE 235006 C DE235006 C DE 235006C

Authority

DE

Germany

Prior art keywords

cyan

gas cleaning

iron oxide

wash liquor

acid

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.)

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• 238000004140 cleaning Methods 0.000 claims description 8
• 238000000034 method Methods 0.000 claims description 5
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
• 150000001875 compounds Chemical class 0.000 claims description 4
• VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 4
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
• 239000002253 acid Substances 0.000 claims description 3
• DCYOBGZUOMKFPA-UHFFFAOYSA-N iron(2+);iron(3+);octadecacyanide Chemical compound [Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] DCYOBGZUOMKFPA-UHFFFAOYSA-N 0.000 claims description 3
• 239000011593 sulfur Substances 0.000 claims description 3
• 229910052717 sulfur Inorganic materials 0.000 claims description 3
• 229910052742 iron Inorganic materials 0.000 claims description 2
• 238000010521 absorption reaction Methods 0.000 claims 1
• 229960003351 prussian blue Drugs 0.000 claims 1
• 239000013225 prussian blue Substances 0.000 claims 1
• 239000003643 water by type Substances 0.000 claims 1
• 239000007789 gas Substances 0.000 description 7
• UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 7
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
• 239000000243 solution Substances 0.000 description 4
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• -1 iron oxide compound Chemical class 0.000 description 3
• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
• XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 2
• LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
• 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 description 2
• 229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 239000002244 precipitate Substances 0.000 description 2
• 239000012266 salt solution Substances 0.000 description 2
• ORFSSYGWXNGVFB-UHFFFAOYSA-N sodium 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid Chemical compound COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)O)S(=O)(=O)O)O)OC)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)O)S(=O)(=O)O)O.[Na+] ORFSSYGWXNGVFB-UHFFFAOYSA-N 0.000 description 2
• OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
• 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
• GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
• 235000011941 Tilia x europaea Nutrition 0.000 description 1
• 229910021529 ammonia Inorganic materials 0.000 description 1
• 239000012267 brine Substances 0.000 description 1
• 239000011575 calcium Substances 0.000 description 1
• 229910052791 calcium Inorganic materials 0.000 description 1
• 239000003518 caustics Substances 0.000 description 1
• 239000004615 ingredient Substances 0.000 description 1
• 239000004571 lime Substances 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 229910017604 nitric acid Inorganic materials 0.000 description 1
• 230000003647 oxidation Effects 0.000 description 1
• 238000007254 oxidation reaction Methods 0.000 description 1
• 230000001376 precipitating effect Effects 0.000 description 1
• 239000000047 product Substances 0.000 description 1
• 230000002035 prolonged effect Effects 0.000 description 1
• 230000000717 retained effect Effects 0.000 description 1
• 239000011734 sodium Substances 0.000 description 1
• 229910052708 sodium Inorganic materials 0.000 description 1
• 235000011121 sodium hydroxide Nutrition 0.000 description 1
• HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 238000005406 washing Methods 0.000 description 1