CA1218475A - Treatment and prevention of fouled water treatment solids - Google Patents
Treatment and prevention of fouled water treatment solidsInfo
- Publication number
- CA1218475A CA1218475A CA000433180A CA433180A CA1218475A CA 1218475 A CA1218475 A CA 1218475A CA 000433180 A CA000433180 A CA 000433180A CA 433180 A CA433180 A CA 433180A CA 1218475 A CA1218475 A CA 1218475A
- Authority
- CA
- Canada
- Prior art keywords
- resin
- resins
- ionic
- water
- bio
- 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.)
- Expired
Links
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- BTSRIWFABHLYDQ-UHFFFAOYSA-N n,n-dimethyloctadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)N(C)C BTSRIWFABHLYDQ-UHFFFAOYSA-N 0.000 claims description 6
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- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
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- 239000002202 Polyethylene glycol Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
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- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 229920013809 TRITON DF-20 Polymers 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
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- UYDLBVPAAFVANX-UHFFFAOYSA-N octylphenoxy polyethoxyethanol Chemical compound CC(C)(C)CC(C)(C)C1=CC=C(OCCOCCOCCOCCO)C=C1 UYDLBVPAAFVANX-UHFFFAOYSA-N 0.000 description 1
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/60—Cleaning or rinsing ion-exchange beds
-
- 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
-
- 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
- B01D2321/16—Use of chemical agents
- B01D2321/168—Use of other chemical agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40143482A | 1982-07-29 | 1982-07-29 | |
| US401,434 | 1982-07-29 | ||
| US50368583A | 1983-06-17 | 1983-06-17 | |
| US503,685 | 1983-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1218475A true CA1218475A (en) | 1987-02-24 |
Family
ID=27017454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000433180A Expired CA1218475A (en) | 1982-07-29 | 1983-07-26 | Treatment and prevention of fouled water treatment solids |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8357299B2 (en) | 2005-07-12 | 2013-01-22 | Zenon Technology Partnership | Process control for an immersed membrane system |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1778314B1 (en) * | 2004-06-21 | 2008-11-26 | Ecolab Inc. | Method of activating membranes |
| US7662289B2 (en) * | 2007-01-16 | 2010-02-16 | Nalco Company | Method of cleaning fouled or scaled membranes |
| US7674382B2 (en) | 2007-05-03 | 2010-03-09 | Nalco Company | Method of cleaning fouled and/or scaled membranes |
| US20100158852A1 (en) * | 2008-12-22 | 2010-06-24 | Wilson Kurt Whitekettle | Method for reduction of microbes on surfaces |
| CN105699571B (zh) * | 2016-03-18 | 2017-12-15 | 中华人民共和国鄞州出入境检验检疫局 | 一种纺织品中短链对特辛基苯酚乙氧基化物的测定方法 |
| WO2017170973A1 (ja) * | 2016-03-30 | 2017-10-05 | 東レ株式会社 | 膜モジュールによる微生物培養液のろ過方法 |
| CN107381966B (zh) * | 2017-09-04 | 2023-05-19 | 北京东方园林环境股份有限公司 | 一种高效处理氨氮废水的复合人工湿地系统 |
| CN116621405A (zh) * | 2023-06-20 | 2023-08-22 | 华中科技大学 | 一种冻融和脱水剂耦合实现非机械污泥深度脱水的方法 |
| CN117467862B (zh) * | 2023-12-22 | 2024-03-29 | 核工业北京化工冶金研究院 | 一种中性地浸采铀水冶工艺中预防树脂有机物中毒的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR906825A (fr) * | 1942-10-02 | 1946-02-21 | Ig Farbenindustrie Ag | Procédé pour débarrasser les substances à action d'échange des impuretés qui les encrassent |
| US2571271A (en) * | 1948-01-20 | 1951-10-16 | Wallace & Tiernan Inc | Sterilization of ion exchange bodies |
| US2977313A (en) * | 1956-05-22 | 1961-03-28 | Hagan Chemicals & Controls Inc | Method of cleansing, sterilizing, and preventing corrosion in base exchange and cation exchange systems and products used therein |
| US3299617A (en) * | 1964-04-09 | 1967-01-24 | Culligan Inc | Method of removing entrapped gas from an ion exchange resin bed |
| US3748285A (en) * | 1972-06-26 | 1973-07-24 | Nalco Chemical Co | Composition and process for cleaning ion exchange resins |
| US4389253A (en) * | 1980-10-30 | 1983-06-21 | Hitachi, Ltd. | Process for removing crud from ion exchange resin |
| US4357254A (en) * | 1981-01-12 | 1982-11-02 | Chemical Sciences, Inc. | Cleaning composition |
-
1983
- 1983-07-19 IE IE1683/83A patent/IE55521B1/en unknown
- 1983-07-22 PT PT77089A patent/PT77089B/pt not_active IP Right Cessation
- 1983-07-26 CA CA000433180A patent/CA1218475A/en not_active Expired
- 1983-07-27 AT AT0273383A patent/AT394181B/de active
- 1983-07-27 SE SE8304157A patent/SE8304157L/xx unknown
- 1983-07-28 DE DE19833327294 patent/DE3327294A1/de not_active Withdrawn
- 1983-07-28 NO NO832745A patent/NO832745L/no unknown
- 1983-07-28 ES ES524516A patent/ES8502407A1/es not_active Expired
- 1983-07-28 FR FR8312482A patent/FR2530971B1/fr not_active Expired
- 1983-07-28 FI FI832734A patent/FI832734A7/fi not_active Application Discontinuation
- 1983-07-29 GB GB08320565A patent/GB2124199B/en not_active Expired
- 1983-07-29 NL NL8302712A patent/NL8302712A/nl not_active Application Discontinuation
-
1984
- 1984-02-07 FR FR8401829A patent/FR2536678B1/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8357299B2 (en) | 2005-07-12 | 2013-01-22 | Zenon Technology Partnership | Process control for an immersed membrane system |
| US9783434B2 (en) | 2005-07-12 | 2017-10-10 | Zenon Technology Partnership | Real-time process control for an immersed membrane filtration system using a control hierarchy of discrete-state parameter changes |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2124199B (en) | 1986-01-08 |
| FI832734A0 (fi) | 1983-07-28 |
| IE831683L (en) | 1984-01-29 |
| ES524516A0 (es) | 1985-01-01 |
| FI832734A7 (fi) | 1984-01-30 |
| ES8502407A1 (es) | 1985-01-01 |
| GB2124199A (en) | 1984-02-15 |
| NL8302712A (nl) | 1984-02-16 |
| NO832745L (no) | 1984-01-30 |
| FR2536678B1 (enrdf_load_html_response) | 1987-01-02 |
| ATA273383A (de) | 1991-08-15 |
| GB8320565D0 (en) | 1983-09-01 |
| FR2536678A1 (enrdf_load_html_response) | 1984-06-01 |
| IE55521B1 (en) | 1990-10-10 |
| FR2530971A1 (fr) | 1984-02-03 |
| SE8304157D0 (sv) | 1983-07-27 |
| AT394181B (de) | 1992-02-10 |
| DE3327294A1 (de) | 1984-02-09 |
| PT77089A (en) | 1983-08-01 |
| FR2530971B1 (fr) | 1987-01-09 |
| PT77089B (en) | 1986-02-12 |
| SE8304157L (sv) | 1984-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |