CH673275A5 - - Google Patents
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- CH673275A5 CH673275A5 CH2789/83A CH278983A CH673275A5 CH 673275 A5 CH673275 A5 CH 673275A5 CH 2789/83 A CH2789/83 A CH 2789/83A CH 278983 A CH278983 A CH 278983A CH 673275 A5 CH673275 A5 CH 673275A5
- Authority
- CH
- Switzerland
- Prior art keywords
- counter
- osmosis
- liquid flow
- additives
- rinsing
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000012528 membrane Substances 0.000 claims description 15
- 239000002253 acid Substances 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 11
- 239000000243 solution Substances 0.000 claims description 11
- 238000001556 precipitation Methods 0.000 claims description 10
- 239000012487 rinsing solution Substances 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 7
- 239000002244 precipitate Substances 0.000 claims description 7
- 230000002427 irreversible effect Effects 0.000 claims description 4
- 230000008719 thickening Effects 0.000 claims description 4
- 238000010612 desalination reaction Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 2
- 230000002599 biostatic effect Effects 0.000 claims description 2
- -1 biostatics Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000008139 complexing agent Substances 0.000 claims description 2
- 239000000645 desinfectant Substances 0.000 claims description 2
- 239000003599 detergent Substances 0.000 claims description 2
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 239000003995 emulsifying agent Substances 0.000 claims description 2
- 230000007515 enzymatic degradation Effects 0.000 claims description 2
- 238000005342 ion exchange Methods 0.000 claims description 2
- 239000003456 ion exchange resin Substances 0.000 claims description 2
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 2
- 150000007522 mineralic acids Chemical class 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 235000005985 organic acids Nutrition 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000003352 sequestering agent Substances 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims 1
- 239000002585 base Substances 0.000 claims 1
- 229920002647 polyamide Polymers 0.000 claims 1
- 229920000768 polyamine Polymers 0.000 claims 1
- 125000003580 L-valyl group Chemical group [H]N([H])[C@]([H])(C(=O)[*])C(C([H])([H])[H])(C([H])([H])[H])[H] 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- TUSDEZXZIZRFGC-UHFFFAOYSA-N 1-O-galloyl-3,6-(R)-HHDP-beta-D-glucose Natural products OC1C(O2)COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC1C(O)C2OC(=O)C1=CC(O)=C(O)C(O)=C1 TUSDEZXZIZRFGC-UHFFFAOYSA-N 0.000 description 1
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Natural products OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 239000001263 FEMA 3042 Substances 0.000 description 1
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- LRBQNJMCXXYXIU-PPKXGCFTSA-N Penta-digallate-beta-D-glucose Natural products OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-PPKXGCFTSA-N 0.000 description 1
- 229920000388 Polyphosphate Polymers 0.000 description 1
- 239000005862 Whey Substances 0.000 description 1
- 102000007544 Whey Proteins Human genes 0.000 description 1
- 108010046377 Whey Proteins Proteins 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000011668 ascorbic acid Substances 0.000 description 1
- 235000010323 ascorbic acid Nutrition 0.000 description 1
- 229960005070 ascorbic acid Drugs 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 229940093915 gynecological organic acid Drugs 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- TYQCGQRIZGCHNB-JLAZNSOCSA-N l-ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(O)=C(O)C1=O TYQCGQRIZGCHNB-JLAZNSOCSA-N 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000002903 organophosphorus compounds Chemical class 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920002432 poly(vinyl methyl ether) polymer Polymers 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 229940001584 sodium metabisulfite Drugs 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 235000015523 tannic acid Nutrition 0.000 description 1
- LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical compound OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
- 229940033123 tannic acid Drugs 0.000 description 1
- 229920002258 tannic acid Polymers 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/46—Supply, recovery or discharge mechanisms of washing members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/48—Mechanisms for switching between regular separation operations and washing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/02—Forward flushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/04—Backflushing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2789/83A CH673275A5 (enExample) | 1983-05-20 | 1983-05-20 | |
| EP84810237A EP0126714A3 (de) | 1983-05-20 | 1984-05-15 | Verfahren und Vorrichtung zur Behandlung von Lösungen mittels Gegenosmose |
| JP59102450A JPS60805A (ja) | 1983-05-20 | 1984-05-21 | 逆浸透による溶質含有溶液の分離法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2789/83A CH673275A5 (enExample) | 1983-05-20 | 1983-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH673275A5 true CH673275A5 (enExample) | 1990-02-28 |
Family
ID=4241625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2789/83A CH673275A5 (enExample) | 1983-05-20 | 1983-05-20 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0126714A3 (enExample) |
| JP (1) | JPS60805A (enExample) |
| CH (1) | CH673275A5 (enExample) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4710710A (en) * | 1986-04-22 | 1987-12-01 | The Babcock & Wilcox Company | Scanning apparatus and method for inspection of header tube holes |
| US4806259A (en) * | 1987-06-15 | 1989-02-21 | The B. F. Goodrich Company | Membrane cleaning compositions containing phosphorous compounds |
| JP2575975B2 (ja) * | 1991-09-17 | 1997-01-29 | 株式会社東芝 | ろ過装置 |
| DE4218115A1 (de) * | 1992-06-02 | 1993-12-09 | Guenter Lauer | Verfahren sowie Aufbereitungsvorrichtung zur Reinwasserherstellung |
| DE4401456A1 (de) * | 1994-01-19 | 1995-07-20 | Wissenschaftsfoerderung Der De | Verfahren zum Klären von Bier mit Hilfe der Crossflow-Mikrofiltration |
| JP4471240B2 (ja) | 1996-05-31 | 2010-06-02 | ダブリューエム インターナショナル リミテッド | 改良型水処理システム |
| US6099733A (en) * | 1996-12-09 | 2000-08-08 | Atp International Ltd. | Water treatment system |
| ATE231024T1 (de) * | 1996-05-31 | 2003-02-15 | Harold E Haney | Wasserbehandlungssystem |
| DE19623999C2 (de) * | 1996-06-15 | 2000-12-07 | Letzner Hans Hermann | Verfahren und Vorrichtung zur Aufbereitung von Kaltwasser |
| NL1007620C2 (nl) * | 1997-11-26 | 1999-05-27 | Waterleiding Friesland Nv | Werkwijze voor het zuiveren van water, in het bijzonder grondwater, onder toepassing van een membraanfiltratie-eenheid, inrichting voor het zuiveren van water alsmede drinkwater verkregen onder toepassing van een membraanfiltratie-eenheid. |
| US6217770B1 (en) | 1998-08-14 | 2001-04-17 | Atp International | Apparatus and method for treatment of water |
| ATE333318T1 (de) * | 2001-11-16 | 2006-08-15 | Us Filter Wastewater Group Inc | Methode zur reinigung von membranen |
| US7247238B2 (en) | 2002-02-12 | 2007-07-24 | Siemens Water Technologies Corp. | Poly(ethylene chlorotrifluoroethylene) membranes |
| CN101426565B (zh) | 2004-04-22 | 2012-04-18 | 西门子工业公司 | 包含膜生物反应器和消化有机物质的处理容器的过滤装置 |
| US7591950B2 (en) | 2004-11-02 | 2009-09-22 | Siemens Water Technologies Corp. | Submerged cross-flow filtration |
| JP2008539054A (ja) | 2005-04-29 | 2008-11-13 | シーメンス・ウォーター・テクノロジーズ・コーポレイション | 膜フィルターのための化学洗浄 |
| CN101287538B (zh) | 2005-08-22 | 2013-03-06 | 西门子工业公司 | 使用歧管以减少回洗的水过滤装置 |
| WO2007029291A1 (ja) * | 2005-09-01 | 2007-03-15 | Novel Technology Co., Ltd | 分離膜洗浄用組成物 |
| WO2007044345A2 (en) | 2005-10-05 | 2007-04-19 | Siemens Water Technologies Corp. | Method and apparatus for treating wastewater |
| US7455765B2 (en) | 2006-01-25 | 2008-11-25 | Siemens Water Technologies Corp. | Wastewater treatment system and method |
| US9764288B2 (en) | 2007-04-04 | 2017-09-19 | Evoqua Water Technologies Llc | Membrane module protection |
| CA2688455C (en) | 2007-05-29 | 2019-12-03 | Evoqua Water Technologies Llc | Pulsed random two phase gas/liquid flow for cleaning membrane surfaces |
| KR101614520B1 (ko) | 2008-07-24 | 2016-04-21 | 에보쿠아 워터 테크놀로지스 엘엘씨 | 막 여과 모듈용 프레임 시스템 |
| AU2010101488B4 (en) | 2009-06-11 | 2013-05-02 | Evoqua Water Technologies Llc | Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane |
| ES2738898T3 (es) | 2010-04-30 | 2020-01-27 | Evoqua Water Tech Llc | Dispositivo de distribución de flujo de fluido |
| US9022224B2 (en) | 2010-09-24 | 2015-05-05 | Evoqua Water Technologies Llc | Fluid control manifold for membrane filtration system |
| AU2013200808B2 (en) | 2011-09-30 | 2014-11-06 | Evoqua Water Technologies Llc | Isolation valve |
| SG11201401089PA (en) | 2011-09-30 | 2014-04-28 | Evoqua Water Technologies Llc | Improved manifold arrangement |
| WO2014004645A1 (en) | 2012-06-28 | 2014-01-03 | Siemens Industry, Inc. | A potting method |
| US9962865B2 (en) | 2012-09-26 | 2018-05-08 | Evoqua Water Technologies Llc | Membrane potting methods |
| AU2013324056B2 (en) | 2012-09-26 | 2017-11-16 | Evoqua Water Technologies Llc | Membrane securement device |
| US9815027B2 (en) | 2012-09-27 | 2017-11-14 | Evoqua Water Technologies Llc | Gas scouring apparatus for immersed membranes |
| WO2015050764A1 (en) | 2013-10-02 | 2015-04-09 | Evoqua Water Technologies Llc | A method and device for repairing a membrane filtration module |
| EP3322511B1 (en) | 2015-07-14 | 2022-09-07 | Rohm & Haas Electronic Materials Singapore Pte. Ltd | Aeration device for filtration system |
| JP2020104038A (ja) * | 2018-12-26 | 2020-07-09 | 三菱ケミカルアクア・ソリューションズ株式会社 | 水処理システム運転方法及び水処理システム |
| WO2023220738A1 (en) * | 2022-05-13 | 2023-11-16 | The Regents Of The University Of Colorado, A Body Corporate | Solute crystal generating reverse osmosis systems and methods |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3355382A (en) * | 1964-07-29 | 1967-11-28 | Waterdrink Inc | Centripetal acceleration method and apparatus |
| US3493495A (en) * | 1968-01-17 | 1970-02-03 | Morris Mendelson | Apparatus and process for the osmotic separation of water from a saline solution |
| US3846295A (en) * | 1972-04-06 | 1974-11-05 | Ultrascience Inc | Method and apparatus for use in water purification by reverse osmosis |
| FR2180436A1 (en) * | 1972-04-17 | 1973-11-30 | Degremont | Reverse osmosis - automatic membrane washing |
| US3992301A (en) * | 1973-11-19 | 1976-11-16 | Raypak, Inc. | Automatic flushing system for membrane separation machines such as reverse osmosis machines |
| US4341629A (en) * | 1978-08-28 | 1982-07-27 | Sand And Sea Industries, Inc. | Means for desalination of water through reverse osmosis |
| NL7905958A (nl) * | 1979-08-02 | 1980-09-30 | Wafilin Bv | Werkwijze en inrichting voor het spoelen van een membraanfiltratie-installatie. |
| JPS5626509A (en) * | 1979-08-13 | 1981-03-14 | Secr Defence Brit | Filtering apparatus |
-
1983
- 1983-05-20 CH CH2789/83A patent/CH673275A5/de not_active IP Right Cessation
-
1984
- 1984-05-15 EP EP84810237A patent/EP0126714A3/de not_active Withdrawn
- 1984-05-21 JP JP59102450A patent/JPS60805A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0126714A2 (de) | 1984-11-28 |
| JPS60805A (ja) | 1985-01-05 |
| EP0126714A3 (de) | 1986-03-05 |
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| PL | Patent ceased | ||
| PL | Patent ceased |