DE281174C - - Google Patents

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Publication number

DE281174C

DE281174C DENDAT281174D DE281174DA DE281174C DE 281174 C DE281174 C DE 281174C DE NDAT281174 D DENDAT281174 D DE NDAT281174D DE 281174D A DE281174D A DE 281174DA DE 281174 C DE281174 C DE 281174C

Authority

DE

Germany

Prior art keywords

calcium carbonate

sludge

ammonium sulfate

washing

cracks

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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• VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 22
• 229910000019 calcium carbonate Inorganic materials 0.000 claims description 11
• 239000010802 sludge Substances 0.000 claims description 10
• 238000005406 washing Methods 0.000 claims description 10
• BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 8
• 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 7
• 235000011130 ammonium sulphate Nutrition 0.000 claims description 7
• 238000000034 method Methods 0.000 claims description 6
• 238000007654 immersion Methods 0.000 claims description 5
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
• 238000001914 filtration Methods 0.000 claims description 3
• 229910052602 gypsum Inorganic materials 0.000 claims description 2
• 239000010440 gypsum Substances 0.000 claims description 2
• BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
• 238000004519 manufacturing process Methods 0.000 claims 1
• 239000007788 liquid Substances 0.000 description 4
• 239000002244 precipitate Substances 0.000 description 3
• OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
• 238000000605 extraction Methods 0.000 description 2
• 239000004744 fabric Substances 0.000 description 2
• 239000002002 slurry Substances 0.000 description 2
• 239000000725 suspension Substances 0.000 description 2
• ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
• 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
• 235000011941 Tilia x europaea Nutrition 0.000 description 1
• 239000001099 ammonium carbonate Substances 0.000 description 1
• 235000012501 ammonium carbonate Nutrition 0.000 description 1
• 239000001166 ammonium sulphate Substances 0.000 description 1
• 238000001704 evaporation Methods 0.000 description 1
• 230000008020 evaporation Effects 0.000 description 1
• PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
• 239000010931 gold Substances 0.000 description 1
• 229910052737 gold Inorganic materials 0.000 description 1
• 239000004571 lime Substances 0.000 description 1
• 239000002245 particle Substances 0.000 description 1
• 238000011084 recovery Methods 0.000 description 1
• 238000000926 separation method Methods 0.000 description 1
• IHQKEDIOMGYHEB-UHFFFAOYSA-M sodium dimethylarsinate Chemical class [Na+].C[As](C)([O-])=O IHQKEDIOMGYHEB-UHFFFAOYSA-M 0.000 description 1
• 239000000126 substance Substances 0.000 description 1