SU155805A1 - - Google Patents

Info

Publication number

SU155805A1

SU155805A1 SU792632A SU792632A SU155805A1 SU 155805 A1 SU155805 A1 SU 155805A1 SU 792632 A SU792632 A SU 792632A SU 792632 A SU792632 A SU 792632A SU 155805 A1 SU155805 A1 SU 155805A1

Authority

SU

USSR - Soviet Union

Prior art keywords

separating

citric acid

acid

activated carbon

heavy metals

Prior art date

Links

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• KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 35
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
• 238000000034 method Methods 0.000 claims description 8
• 238000001704 evaporation Methods 0.000 claims description 6
• 229910001385 heavy metal Inorganic materials 0.000 claims description 6
• 239000012452 mother liquor Substances 0.000 claims description 5
• 239000002253 acid Substances 0.000 claims description 4
• 238000001914 filtration Methods 0.000 claims description 4
• KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 3
• 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
• 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
• FNAQSUUGMSOBHW-UHFFFAOYSA-H calcium citrate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O FNAQSUUGMSOBHW-UHFFFAOYSA-H 0.000 claims description 3
• 239000001354 calcium citrate Substances 0.000 claims description 3
• 230000008020 evaporation Effects 0.000 claims description 3
• 239000004571 lime Substances 0.000 claims description 3
• 239000008267 milk Substances 0.000 claims description 3
• 210000004080 milk Anatomy 0.000 claims description 3
• 235000013336 milk Nutrition 0.000 claims description 3
• 238000000926 separation method Methods 0.000 claims description 3
• 235000013337 tricalcium citrate Nutrition 0.000 claims description 3
• 150000001495 arsenic compounds Chemical class 0.000 claims description 2
• CJDPJFRMHVXWPT-UHFFFAOYSA-N barium sulfide Chemical compound [S-2].[Ba+2] CJDPJFRMHVXWPT-UHFFFAOYSA-N 0.000 claims description 2
• 238000005352 clarification Methods 0.000 claims description 2
• 238000001816 cooling Methods 0.000 claims description 2
• 238000001035 drying Methods 0.000 claims description 2
• 229940093920 gynecological arsenic compound Drugs 0.000 claims description 2
• 238000010438 heat treatment Methods 0.000 claims description 2
• 230000001376 precipitating effect Effects 0.000 claims description 2
• 238000005406 washing Methods 0.000 claims description 2
• AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 claims 2
• 238000004061 bleaching Methods 0.000 claims 1
• 238000005341 cation exchange Methods 0.000 claims 1
• 229910021653 sulphate ion Inorganic materials 0.000 claims 1
• -1 sulphate ions Chemical class 0.000 claims 1
• 239000000706 filtrate Substances 0.000 description 3
• 239000000203 mixture Substances 0.000 description 3
• CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
• QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
• TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
• OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
• 241000699666 Mus <mouse, genus> Species 0.000 description 1
• 241000699670 Mus sp. Species 0.000 description 1
• 229910052788 barium Inorganic materials 0.000 description 1
• DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
• 229910052791 calcium Inorganic materials 0.000 description 1
• 239000011575 calcium Substances 0.000 description 1
• 239000001569 carbon dioxide Substances 0.000 description 1
• 229910002092 carbon dioxide Inorganic materials 0.000 description 1
• NMGSERJNPJZFFC-UHFFFAOYSA-N carbonic acid;sulfuric acid Chemical compound OC(O)=O.OS(O)(=O)=O NMGSERJNPJZFFC-UHFFFAOYSA-N 0.000 description 1
• 150000001768 cations Chemical class 0.000 description 1
• 239000013078 crystal Substances 0.000 description 1
• 238000002425 crystallisation Methods 0.000 description 1
• 230000008025 crystallization Effects 0.000 description 1
• 229910052602 gypsum Inorganic materials 0.000 description 1
• 239000010440 gypsum Substances 0.000 description 1
• 239000012535 impurity Substances 0.000 description 1
• 210000004072 lung Anatomy 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000002244 precipitate Substances 0.000 description 1
• 238000000746 purification Methods 0.000 description 1
• 238000007670 refining Methods 0.000 description 1
• 230000008929 regeneration Effects 0.000 description 1
• 238000011069 regeneration method Methods 0.000 description 1
• 239000000126 substance Substances 0.000 description 1