SE453521C - Behandling av peroxidavlutar foer utfaellning av silikater - Google Patents
Behandling av peroxidavlutar foer utfaellning av silikaterInfo
- Publication number
- SE453521C SE453521C SE8503090A SE8503090A SE453521C SE 453521 C SE453521 C SE 453521C SE 8503090 A SE8503090 A SE 8503090A SE 8503090 A SE8503090 A SE 8503090A SE 453521 C SE453521 C SE 453521C
- Authority
- SE
- Sweden
- Prior art keywords
- silicate
- liquor
- compound
- added
- process according
- Prior art date
Links
- 150000002978 peroxides Chemical class 0.000 title claims description 7
- 150000004760 silicates Chemical class 0.000 title description 6
- 239000002244 precipitate Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 21
- 235000019353 potassium silicate Nutrition 0.000 claims description 17
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 16
- 238000004061 bleaching Methods 0.000 claims description 15
- 239000013049 sediment Substances 0.000 claims description 11
- 150000002484 inorganic compounds Chemical class 0.000 claims description 7
- 150000001768 cations Chemical class 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 229910010272 inorganic material Inorganic materials 0.000 claims description 6
- -1 aluminum compound Chemical class 0.000 claims description 5
- 229920001131 Pulp (paper) Polymers 0.000 claims description 4
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 3
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 3
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- 229940037003 alum Drugs 0.000 claims description 2
- 229910021538 borax Inorganic materials 0.000 claims description 2
- 229940043430 calcium compound Drugs 0.000 claims description 2
- 150000001674 calcium compounds Chemical class 0.000 claims description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 2
- 239000000920 calcium hydroxide Substances 0.000 claims description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 229920000867 polyelectrolyte Polymers 0.000 claims description 2
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 2
- 239000004328 sodium tetraborate Substances 0.000 claims description 2
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 150000002506 iron compounds Chemical class 0.000 claims 1
- 239000010893 paper waste Substances 0.000 claims 1
- 229920002635 polyurethane Polymers 0.000 claims 1
- 239000004814 polyurethane Substances 0.000 claims 1
- 239000003755 preservative agent Substances 0.000 claims 1
- 230000002335 preservative effect Effects 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 239000007844 bleaching agent Substances 0.000 description 17
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 15
- 239000000126 substance Substances 0.000 description 13
- 241000196324 Embryophyta Species 0.000 description 10
- 239000012528 membrane Substances 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 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 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000001376 precipitating effect Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002366 halogen compounds Chemical class 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000609240 Ambelania acida Species 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010905 bagasse Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0042—Fractionating or concentration of spent liquors by special methods
Landscapes
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- External Artificial Organs (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8503090A SE453521C (sv) | 1985-06-20 | 1985-06-20 | Behandling av peroxidavlutar foer utfaellning av silikater |
| CA000509070A CA1268907A (en) | 1985-06-20 | 1986-05-14 | Method for treatment of spent peroxide bleaching liquors |
| DE19863620221 DE3620221A1 (de) | 1985-06-20 | 1986-06-16 | Verfahren zum behandeln von peroxid-bleichablaugen |
| FI862600A FI84190C (fi) | 1985-06-20 | 1986-06-18 | Foerfarande foer behandling av peroxidblekavlutar. |
| NO862454A NO166008C (no) | 1985-06-20 | 1986-06-19 | Fremgangsmaate for behandling av peroxydblekeavluter. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8503090A SE453521C (sv) | 1985-06-20 | 1985-06-20 | Behandling av peroxidavlutar foer utfaellning av silikater |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| SE8503090D0 SE8503090D0 (sv) | 1985-06-20 |
| SE8503090L SE8503090L (sv) | 1986-12-21 |
| SE453521B SE453521B (sv) | 1988-02-08 |
| SE453521C true SE453521C (sv) | 1990-03-26 |
Family
ID=20360666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8503090A SE453521C (sv) | 1985-06-20 | 1985-06-20 | Behandling av peroxidavlutar foer utfaellning av silikater |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA1268907A (en)) |
| DE (1) | DE3620221A1 (en)) |
| FI (1) | FI84190C (en)) |
| NO (1) | NO166008C (en)) |
| SE (1) | SE453521C (en)) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPM452794A0 (en) * | 1994-03-17 | 1994-04-14 | Amcor Limited | Waste water recovery system |
| DE102009046797A1 (de) * | 2009-11-18 | 2011-05-19 | Voith Patent Gmbh | Bleiche |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3003090A1 (de) * | 1980-01-29 | 1981-08-13 | Debendra Kumar Ph.D. Athinä Misra | Verfahren zur entkieselung alkalischer ablaugen |
| DE3111615A1 (de) * | 1981-03-25 | 1982-10-07 | Basf Ag, 6700 Ludwigshafen | Verfahren zur entfernung von anionischen verbindungen aus wasser |
-
1985
- 1985-06-20 SE SE8503090A patent/SE453521C/sv not_active IP Right Cessation
-
1986
- 1986-05-14 CA CA000509070A patent/CA1268907A/en not_active Expired - Fee Related
- 1986-06-16 DE DE19863620221 patent/DE3620221A1/de active Granted
- 1986-06-18 FI FI862600A patent/FI84190C/fi not_active IP Right Cessation
- 1986-06-19 NO NO862454A patent/NO166008C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO166008C (no) | 1991-05-15 |
| SE8503090L (sv) | 1986-12-21 |
| NO862454L (no) | 1986-12-22 |
| FI84190B (fi) | 1991-07-15 |
| CA1268907A (en) | 1990-05-15 |
| FI862600L (fi) | 1986-12-21 |
| DE3620221A1 (de) | 1987-01-02 |
| FI862600A0 (fi) | 1986-06-18 |
| DE3620221C2 (en)) | 1989-11-30 |
| SE8503090D0 (sv) | 1985-06-20 |
| SE453521B (sv) | 1988-02-08 |
| NO166008B (no) | 1991-02-04 |
| NO862454D0 (no) | 1986-06-19 |
| FI84190C (fi) | 1991-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4411797A (en) | Dewatering of sewage sludges on chamber filter presses | |
| US11725341B2 (en) | Method of treating fly ash of a recovery boiler | |
| CN101979350B (zh) | 物化污泥资源化及减量处理方法 | |
| US3235444A (en) | Method for the utilization of sludge produced by waste water clarification in a paper mill | |
| US4110422A (en) | Production of stabilized wet process phosphoric acid | |
| CN212597897U (zh) | 一种飞灰水洗处理系统 | |
| US4225433A (en) | Filtration of hot water extraction process whole tailings | |
| EP0088456B1 (de) | Verfahren zur kontinuierlichen Entfernung von Kieselsäure aus Zellstoffablaugen | |
| US4164550A (en) | Production of stabilized wet process phosphoric acid | |
| FI65217B (fi) | Polynukleaera komplex innehaollande vattenhaltiga aluminiumsulfatkompositioner och foerfarande foer deras framstaellning | |
| EP0672211A1 (en) | METHOD FOR THE PRODUCTION OF RECOVERED GREEN LIQUOR IN A SULPHATE AND BISULPHITE PULP PRODUCTION PLANT. | |
| CA1329979C (en) | Methods and apparatus for producing phosphoric acid from phosphate ore | |
| SE453521C (sv) | Behandling av peroxidavlutar foer utfaellning av silikater | |
| CN105060641A (zh) | 一种造纸废水处理方法 | |
| US5145814A (en) | In situ method for producing hydrosulfite beach and use thereof | |
| NL8103786A (nl) | Inrichting voor het chemisch behandelen van slik. | |
| CA2175128C (en) | Color removal from effluent waters | |
| FI76604B (fi) | Foerfarande vid pappersmassaproduktion. | |
| RU2253632C1 (ru) | Способ обезвоживания суспензий | |
| EP0040473B1 (en) | Clarification of hydrolysed starch | |
| RU2275339C1 (ru) | Способ обезвоживания осадка | |
| SU1715768A1 (ru) | Способ обработки каолина | |
| SE1550839A1 (sv) | Method of treating primary effluent of a pulp, paper or plywood mill by introducing exhaust gas comprising carbon dioxide | |
| SU943207A1 (ru) | Способ очистки сточных вод производства двуокиси титана | |
| DE3107447A1 (de) | Verfahren zum entfernen von kieselsaeure aus schwarzlauge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
Ref document number: 8503090-6 Format of ref document f/p: F |
|
| NUG | Patent has lapsed |
Ref document number: 8503090-6 Format of ref document f/p: F |