BE407624A - - Google Patents
Info
- Publication number
- BE407624A BE407624A BE407624DA BE407624A BE 407624 A BE407624 A BE 407624A BE 407624D A BE407624D A BE 407624DA BE 407624 A BE407624 A BE 407624A
- Authority
- BE
- Belgium
- Prior art keywords
- calcium
- water
- lime
- purification
- calcium sulphate
- Prior art date
Links
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 141
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 82
- 235000011132 calcium sulphate Nutrition 0.000 claims description 71
- 239000001175 calcium sulphate Substances 0.000 claims description 59
- 238000000746 purification Methods 0.000 claims description 50
- 239000004571 lime Substances 0.000 claims description 49
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 48
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 48
- 239000003925 fat Substances 0.000 claims description 38
- 159000000007 calcium salts Chemical class 0.000 claims description 37
- 239000002351 wastewater Substances 0.000 claims description 35
- 239000002244 precipitate Substances 0.000 claims description 30
- 239000000725 suspension Substances 0.000 claims description 26
- 230000007935 neutral effect Effects 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 15
- 239000011575 calcium Substances 0.000 claims description 14
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 13
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 12
- 229910052791 calcium Inorganic materials 0.000 claims description 12
- 239000000920 calcium hydroxide Substances 0.000 claims description 11
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 11
- 239000011707 mineral Substances 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000008213 purified water Substances 0.000 claims description 10
- 210000002268 wool Anatomy 0.000 claims description 10
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000001376 precipitating effect Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 239000003153 chemical reaction reagent Substances 0.000 claims description 7
- 238000001556 precipitation Methods 0.000 claims description 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 5
- 239000005416 organic matter Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 2
- 150000001447 alkali salts Chemical class 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-M bisulphate group Chemical group S([O-])(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 239000001110 calcium chloride Substances 0.000 claims description 2
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 2
- 239000001506 calcium phosphate Substances 0.000 claims description 2
- 235000011010 calcium phosphates Nutrition 0.000 claims description 2
- 239000000618 nitrogen fertilizer Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical class [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims 2
- 239000004310 lactic acid Substances 0.000 claims 1
- 235000014655 lactic acid Nutrition 0.000 claims 1
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims 1
- 150000007524 organic acids Chemical class 0.000 claims 1
- 235000005985 organic acids Nutrition 0.000 claims 1
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims 1
- 239000012716 precipitator Substances 0.000 claims 1
- 230000000717 retained effect Effects 0.000 claims 1
- 239000010802 sludge Substances 0.000 description 18
- 239000000344 soap Substances 0.000 description 13
- 229960005069 calcium Drugs 0.000 description 11
- 235000010755 mineral Nutrition 0.000 description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 238000000354 decomposition reaction Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 235000011116 calcium hydroxide Nutrition 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 239000010440 gypsum Substances 0.000 description 6
- 229910052602 gypsum Inorganic materials 0.000 description 6
- 230000001804 emulsifying effect Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 238000000227 grinding Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000013019 agitation Methods 0.000 description 4
- -1 alkaline earth metal salts Chemical class 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 238000010908 decantation Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910021653 sulphate ion Inorganic materials 0.000 description 3
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 101150023426 Ccin gene Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241000132536 Cirsium Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-PWCQTSIFSA-N Tritiated water Chemical compound [3H]O[3H] XLYOFNOQVPJJNP-PWCQTSIFSA-N 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- MKJXYGKVIBWPFZ-UHFFFAOYSA-L calcium lactate Chemical compound [Ca+2].CC(O)C([O-])=O.CC(O)C([O-])=O MKJXYGKVIBWPFZ-UHFFFAOYSA-L 0.000 description 1
- 239000001527 calcium lactate Substances 0.000 description 1
- 235000011086 calcium lactate Nutrition 0.000 description 1
- 229960002401 calcium lactate Drugs 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- IPCSVZSSVZVIGE-UHFFFAOYSA-M hexadecanoate Chemical compound CCCCCCCCCCCCCCCC([O-])=O IPCSVZSSVZVIGE-UHFFFAOYSA-M 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000004213 low-fat Nutrition 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE407624A true BE407624A (d) |
Family
ID=72365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE407624D BE407624A (d) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE407624A (d) |
-
0
- BE BE407624D patent/BE407624A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US1915240A (en) | Sewage purification | |
| CN101407344B (zh) | 橡胶硫化促进剂ns废水处理工艺 | |
| JP4577911B2 (ja) | 動植物油廃液の再利用システム | |
| KR890002346B1 (ko) | 오일 함유 슬러리 폐기물의 오일성분의 분리처리 방법 | |
| EP2373588A1 (fr) | Procédé et dispositif pour la régénération des solutions de lavage polluées | |
| CN110734164A (zh) | 一种船舶废水处理系统及其处理方法 | |
| FR2484390A1 (fr) | Procede et dispositif pour le traitement d'eaux residuaires | |
| US7790044B2 (en) | Method and apparatus for separation of chemical materials from feces | |
| CA2083091C (fr) | Traitement de l'acide sulfurique use | |
| US4124502A (en) | Process for the purification of greasy and soiled water using a heavy solvent, and apparatus for its implementation | |
| EP1092684A2 (en) | Method and apparatus for the treatment of wiping solution | |
| BE407624A (d) | ||
| FR2538799A1 (fr) | Procede et appareillage pour la recuperation des sels de chrome dans les eaux de reflux de tannerie | |
| KR20000070324A (ko) | 중금속의 분리방법 및 당해 방법에 사용하기 위한 물질 | |
| JP2011218334A (ja) | 食品排水処理システム | |
| FI56866C (fi) | Saett att foerhindra utslaepp av klorhaltiga foeroreningar vid natriumbaserade cellulosafabriker | |
| CN103754828A (zh) | 一种重铬酸钠闭路循环制备氯酸钠的清洁生产方法 | |
| BE404201A (d) | ||
| FR2605904A1 (fr) | Recuperation du phosphore dans une boue de bassin d'evacuation contenant du phosphore | |
| CH634537A5 (fr) | Epuration d'eaux usees. | |
| Coburn | Comparison of Methods for Treatment of Wool Scouring Wastes | |
| JP3906323B2 (ja) | 高濃度廃液の処理方法 | |
| CH171383A (fr) | Procédé de purification des eaux d'égouts et autres liquides résiduels. | |
| JPS5966400A (ja) | 汚泥の浮上濃縮方法 | |
| NL9001210A (nl) | Werkwijze voor het zuiveren van grond en slib. |