PL87470B1 - - Google Patents

Info

Publication number

PL87470B1

PL87470B1 PL17462674A PL17462674A PL87470B1 PL 87470 B1 PL87470 B1 PL 87470B1 PL 17462674 A PL17462674 A PL 17462674A PL 17462674 A PL17462674 A PL 17462674A PL 87470 B1 PL87470 B1 PL 87470B1

Authority

PL

Poland

Prior art keywords

solution

iron

post

digestive

sulfuric acid

Prior art date

1974-10-07

Links

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• 238000006243 chemical reaction Methods 0.000 claims description 15
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
• QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
• OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 12
• 230000001079 digestive effect Effects 0.000 claims description 10
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
• 235000014413 iron hydroxide Nutrition 0.000 claims description 6
• NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical class [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims description 6
• 238000000034 method Methods 0.000 claims description 6
• 239000002244 precipitate Substances 0.000 claims description 6
• 229910021529 ammonia Inorganic materials 0.000 claims description 5
• 235000011132 calcium sulphate Nutrition 0.000 claims description 5
• 238000005554 pickling Methods 0.000 claims description 5
• 239000001175 calcium sulphate Substances 0.000 claims description 4
• 229910052742 iron Inorganic materials 0.000 claims description 4
• NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 3
• VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
• 229910000831 Steel Inorganic materials 0.000 claims description 3
• 235000011114 ammonium hydroxide Nutrition 0.000 claims description 3
• 239000000920 calcium hydroxide Substances 0.000 claims description 3
• 235000011116 calcium hydroxide Nutrition 0.000 claims description 3
• 239000010959 steel Substances 0.000 claims description 3
• 238000001556 precipitation Methods 0.000 claims 1
• 238000000926 separation method Methods 0.000 claims 1
• 150000003467 sulfuric acid derivatives Chemical class 0.000 claims 1
• 239000000243 solution Substances 0.000 description 23
• 230000029087 digestion Effects 0.000 description 3
• 150000002506 iron compounds Chemical class 0.000 description 3
• 239000000047 product Substances 0.000 description 3
• 239000013049 sediment Substances 0.000 description 3
• UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
• ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
• 239000007864 aqueous solution Substances 0.000 description 2
• 239000001110 calcium chloride Substances 0.000 description 2
• 229910001628 calcium chloride Inorganic materials 0.000 description 2
• 238000010908 decantation Methods 0.000 description 2
• BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical class [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 2
• MJYQFWSXKFLTAY-OVEQLNGDSA-N (2r,3r)-2,3-bis[(4-hydroxy-3-methoxyphenyl)methyl]butane-1,4-diol;(2r,3r,4s,5s,6r)-6-(hydroxymethyl)oxane-2,3,4,5-tetrol Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O.C1=C(O)C(OC)=CC(C[C@@H](CO)[C@H](CO)CC=2C=C(OC)C(O)=CC=2)=C1 MJYQFWSXKFLTAY-OVEQLNGDSA-N 0.000 description 1
• 230000002378 acidificating effect Effects 0.000 description 1
• 239000000292 calcium oxide Substances 0.000 description 1
• 235000012255 calcium oxide Nutrition 0.000 description 1
• 238000005260 corrosion Methods 0.000 description 1
• 230000007797 corrosion Effects 0.000 description 1
• 230000007423 decrease Effects 0.000 description 1
• 235000004426 flaxseed Nutrition 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 235000013980 iron oxide Nutrition 0.000 description 1
• UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
• 229910000358 iron sulfate Inorganic materials 0.000 description 1
• VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
• 239000010865 sewage Substances 0.000 description 1
• 238000010301 surface-oxidation reaction Methods 0.000 description 1