CA2860325A1 - Removal of components from a starting material - Google Patents
Removal of components from a starting material Download PDFInfo
- Publication number
- CA2860325A1 CA2860325A1 CA2860325A CA2860325A CA2860325A1 CA 2860325 A1 CA2860325 A1 CA 2860325A1 CA 2860325 A CA2860325 A CA 2860325A CA 2860325 A CA2860325 A CA 2860325A CA 2860325 A1 CA2860325 A1 CA 2860325A1
- Authority
- CA
- Canada
- Prior art keywords
- solution
- contaminants
- process according
- ion exchange
- suspension
- 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.)
- Abandoned
Links
- 239000007858 starting material Substances 0.000 title abstract description 21
- 239000000356 contaminant Substances 0.000 claims abstract description 113
- 238000000034 method Methods 0.000 claims abstract description 62
- 238000005342 ion exchange Methods 0.000 claims abstract description 58
- 239000000463 material Substances 0.000 claims abstract description 56
- 239000012492 regenerant Substances 0.000 claims abstract description 41
- 239000000243 solution Substances 0.000 claims description 170
- 239000006260 foam Substances 0.000 claims description 127
- 239000000725 suspension Substances 0.000 claims description 87
- 150000003839 salts Chemical class 0.000 claims description 76
- 238000004519 manufacturing process Methods 0.000 claims description 70
- 239000012528 membrane Substances 0.000 claims description 60
- 238000005374 membrane filtration Methods 0.000 claims description 59
- 239000007788 liquid Substances 0.000 claims description 56
- 238000001556 precipitation Methods 0.000 claims description 51
- 238000000926 separation method Methods 0.000 claims description 51
- 238000010979 pH adjustment Methods 0.000 claims description 50
- 230000008929 regeneration Effects 0.000 claims description 45
- 238000011069 regeneration method Methods 0.000 claims description 45
- 238000011026 diafiltration Methods 0.000 claims description 40
- 238000007254 oxidation reaction Methods 0.000 claims description 39
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 claims description 38
- 230000003647 oxidation Effects 0.000 claims description 38
- 239000003456 ion exchange resin Substances 0.000 claims description 24
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 24
- 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 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000002244 precipitate Substances 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 13
- 239000012266 salt solution Substances 0.000 claims description 12
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 6
- 230000005587 bubbling Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 34
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 238000011282 treatment Methods 0.000 description 19
- 239000012466 permeate Substances 0.000 description 16
- 239000012465 retentate Substances 0.000 description 16
- 238000004042 decolorization Methods 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 13
- 239000007791 liquid phase Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 239000002699 waste material Substances 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 6
- 239000011780 sodium chloride Substances 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 150000002978 peroxides Chemical class 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 230000003472 neutralizing effect Effects 0.000 description 4
- 230000020477 pH reduction Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 239000012527 feed solution Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 239000011419 magnesium lime Substances 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 239000004291 sulphur dioxide Substances 0.000 description 2
- 235000010269 sulphur dioxide Nutrition 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- HNSDLXPSAYFUHK-UHFFFAOYSA-N 1,4-bis(2-ethylhexyl) sulfosuccinate Chemical compound CCCCC(CC)COC(=O)CC(S(O)(=O)=O)C(=O)OCC(CC)CCCC HNSDLXPSAYFUHK-UHFFFAOYSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 229930014669 anthocyanidin Natural products 0.000 description 1
- 235000008758 anthocyanidins Nutrition 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- -1 colour bodies Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 229930003935 flavonoid Natural products 0.000 description 1
- 235000017173 flavonoids Nutrition 0.000 description 1
- 150000002215 flavonoids Chemical class 0.000 description 1
- NWKFECICNXDNOQ-UHFFFAOYSA-N flavylium Chemical compound C1=CC=CC=C1C1=CC=C(C=CC=C2)C2=[O+]1 NWKFECICNXDNOQ-UHFFFAOYSA-N 0.000 description 1
- 235000003599 food sweetener Nutrition 0.000 description 1
- 238000009292 forward osmosis Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004255 ion exchange chromatography Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/50—Regeneration or reactivation of ion-exchangers; Apparatus therefor characterised by the regeneration reagents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/24—Pneumatic
-
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/32—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cleaning By Liquid Or Steam (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB201121950A GB201121950D0 (en) | 2011-12-19 | 2011-12-19 | Treatment process |
| GB1121950.8 | 2011-12-19 | ||
| PCT/GB2012/053168 WO2013093444A1 (en) | 2011-12-19 | 2012-12-18 | Removal of components from a starting material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2860325A1 true CA2860325A1 (en) | 2013-06-27 |
Family
ID=45572744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2860325A Abandoned CA2860325A1 (en) | 2011-12-19 | 2012-12-18 | Removal of components from a starting material |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US9682371B2 (enExample) |
| EP (1) | EP2794495B1 (enExample) |
| BR (1) | BR112014014790A8 (enExample) |
| CA (1) | CA2860325A1 (enExample) |
| GB (2) | GB201121950D0 (enExample) |
| IN (1) | IN2014DN04601A (enExample) |
| MX (1) | MX359545B (enExample) |
| PH (1) | PH12014501220A1 (enExample) |
| WO (1) | WO2013093444A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103638993B (zh) * | 2013-11-15 | 2016-03-16 | 攀钢集团研究院有限公司 | 一种离子交换树脂在线复苏的方法 |
| US9777388B2 (en) | 2014-10-24 | 2017-10-03 | Globalfoundries Inc. | Electroplating system and method of using electroplating system for controlling concentration of organic additives in electroplating solution |
| FR3058999B1 (fr) * | 2016-11-24 | 2019-10-25 | Novasep Process | Procede de purification utilisant une resine de faible granulometrie |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2413784A (en) * | 1942-01-14 | 1947-01-07 | Dorr Co | Ionic exchange operations |
| US3248324A (en) * | 1964-02-20 | 1966-04-26 | Chevron Res | Removing organic matter from aqueous wastes |
| DE2154105C3 (de) * | 1970-10-30 | 1980-05-29 | The Lion Fat And Oil Co., Ltd., Tokio | Verfahren zur Entfernung von anionischen oberflächenaktiven Verbindungen aus Abwassern |
| GB1369381A (en) | 1973-03-28 | 1974-10-09 | Simon Eng Dudley Ltd | Sewage treatment |
| CA1131371A (en) | 1976-07-16 | 1982-09-07 | James E. Zajic | Foam flotation activated sludge process |
| US4128108A (en) | 1977-04-20 | 1978-12-05 | American International Tool Company, Inc. | Mud retaining valve |
| US4137163A (en) | 1977-07-18 | 1979-01-30 | Eberle Tanning Company | Treatment of vegetable tanning wastes |
| GB1591695A (en) * | 1978-05-18 | 1981-06-24 | Indalex Ltd | Process for the removal of metal ions from aqueous solution |
| JPS5910388A (ja) | 1982-07-08 | 1984-01-19 | Ebara Infilco Co Ltd | 有機性廃水の処理方法 |
| US4770790A (en) * | 1983-06-17 | 1988-09-13 | Nalco Chemical Company | Treatment and prevention of fouled water treatment solids |
| DE3338171C3 (de) * | 1983-10-20 | 1994-04-14 | Ystral Gmbh Maschinenbau Und P | Verfahren zum Trennen der Bestandteile von Emulsionen und Vorrichtung zur Durchführung des Verfahrens |
| US4915928A (en) | 1989-03-31 | 1990-04-10 | Chevron Research Company | Process for removing selenium from wastewater effluent |
| US6607651B2 (en) * | 1998-09-10 | 2003-08-19 | Cws Parts Company | Process and system for treating the discharge stream from an ion exchanger |
| US6719894B2 (en) * | 2000-08-11 | 2004-04-13 | Ira B. Vinson | Process for electrocoagulating waste fluids |
| US6378703B1 (en) | 2000-11-30 | 2002-04-30 | Engelhard Corporation | Flotation method for removing colored impurities from kaolin clay |
| JP4072323B2 (ja) | 2001-04-27 | 2008-04-09 | シャープ株式会社 | ガリウム砒素含有排水の処理方法およびガリウム砒素含有排水の処理装置 |
| US7588696B2 (en) * | 2003-06-12 | 2009-09-15 | Cargill, Incorporated | Antimicrobial water softener salt and solutions |
| WO2005058760A1 (en) | 2003-12-17 | 2005-06-30 | Angeleri, Denis | Water treatment process |
| EP1776190B1 (en) * | 2004-07-28 | 2017-08-23 | IXOM Operations Pty Ltd | Plug-flow regeneration process |
| WO2007028034A2 (en) * | 2005-09-02 | 2007-03-08 | Restore + Inc. | Method for cleaning ion exchange resins using an oxidizing agent |
| US8585906B2 (en) | 2006-07-14 | 2013-11-19 | Rayne Dealership Corporation | Regeneration of ion exchange resin and recovery of regenerant solution |
| JP4914686B2 (ja) | 2006-09-25 | 2012-04-11 | 旭有機材工業株式会社 | 水中生物の飼育水浄化方法及び装置 |
| JP4805201B2 (ja) * | 2007-03-22 | 2011-11-02 | 月島環境エンジニアリング株式会社 | 膜分離を用いた目的物質の分離方法と装置 |
-
2011
- 2011-12-19 GB GB201121950A patent/GB201121950D0/en not_active Ceased
-
2012
- 2012-12-18 EP EP12809844.9A patent/EP2794495B1/en not_active Not-in-force
- 2012-12-18 MX MX2014007271A patent/MX359545B/es active IP Right Grant
- 2012-12-18 BR BR112014014790A patent/BR112014014790A8/pt not_active Application Discontinuation
- 2012-12-18 US US14/367,225 patent/US9682371B2/en not_active Expired - Fee Related
- 2012-12-18 WO PCT/GB2012/053168 patent/WO2013093444A1/en not_active Ceased
- 2012-12-18 IN IN4601DEN2014 patent/IN2014DN04601A/en unknown
- 2012-12-18 CA CA2860325A patent/CA2860325A1/en not_active Abandoned
- 2012-12-19 GB GB1222956.3A patent/GB2497863B/en not_active Expired - Fee Related
-
2014
- 2014-05-29 PH PH12014501220A patent/PH12014501220A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MX359545B (es) | 2018-10-02 |
| BR112014014790A2 (pt) | 2017-06-13 |
| GB2497863B (en) | 2014-05-21 |
| US9682371B2 (en) | 2017-06-20 |
| GB2497863A (en) | 2013-06-26 |
| IN2014DN04601A (enExample) | 2015-05-08 |
| GB201222956D0 (en) | 2013-01-30 |
| EP2794495B1 (en) | 2019-05-29 |
| EP2794495A1 (en) | 2014-10-29 |
| MX2014007271A (es) | 2015-03-03 |
| US20140326924A1 (en) | 2014-11-06 |
| WO2013093444A1 (en) | 2013-06-27 |
| PH12014501220A1 (en) | 2014-09-08 |
| BR112014014790A8 (pt) | 2017-06-13 |
| GB201121950D0 (en) | 2012-02-01 |
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