FR2536678A1 - - Google Patents
Download PDFInfo
- Publication number
- FR2536678A1 FR2536678A1 FR8401829A FR8401829A FR2536678A1 FR 2536678 A1 FR2536678 A1 FR 2536678A1 FR 8401829 A FR8401829 A FR 8401829A FR 8401829 A FR8401829 A FR 8401829A FR 2536678 A1 FR2536678 A1 FR 2536678A1
- Authority
- FR
- France
- Prior art keywords
- resin
- water
- resins
- ionic
- treatment
- 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.)
- Granted
Links
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40143482A | 1982-07-29 | 1982-07-29 | |
US50368583A | 1983-06-17 | 1983-06-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2536678A1 true FR2536678A1 (de) | 1984-06-01 |
FR2536678B1 FR2536678B1 (de) | 1987-01-02 |
Family
ID=27017454
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8312482A Expired FR2530971B1 (fr) | 1982-07-29 | 1983-07-28 | Procede pour ameliorer et maintenir la performance de solides de traitement de l'eau |
FR8401829A Expired FR2536678B1 (de) | 1982-07-29 | 1984-02-07 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8312482A Expired FR2530971B1 (fr) | 1982-07-29 | 1983-07-28 | Procede pour ameliorer et maintenir la performance de solides de traitement de l'eau |
Country Status (12)
Country | Link |
---|---|
AT (1) | AT394181B (de) |
CA (1) | CA1218475A (de) |
DE (1) | DE3327294A1 (de) |
ES (1) | ES8502407A1 (de) |
FI (1) | FI832734A (de) |
FR (2) | FR2530971B1 (de) |
GB (1) | GB2124199B (de) |
IE (1) | IE55521B1 (de) |
NL (1) | NL8302712A (de) |
NO (1) | NO832745L (de) |
PT (1) | PT77089B (de) |
SE (1) | SE8304157L (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE602004018041D1 (de) * | 2004-06-21 | 2009-01-08 | Ecolab Inc | Verfahren zur aktivierung von membranen |
EP1904216A4 (de) | 2005-07-12 | 2008-11-19 | Zenon Technology Partnership | Prozesssteuerung für ein unterwassermembransystem |
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 |
JP6927037B2 (ja) * | 2016-03-30 | 2021-08-25 | 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 |
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 |
Citations (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 |
EP0052453A1 (de) * | 1980-10-30 | 1982-05-26 | Hitachi, Ltd. | Verfahren zum Beseitigen von Ablagerungen auf Ionenaustauscherharzen |
WO1982002379A1 (en) * | 1981-01-12 | 1982-07-22 | Sciences Inc Chemical | 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 FI FI832734A patent/FI832734A/fi not_active Application Discontinuation
- 1983-07-28 NO NO832745A patent/NO832745L/no unknown
- 1983-07-28 FR FR8312482A patent/FR2530971B1/fr not_active Expired
- 1983-07-28 ES ES524516A patent/ES8502407A1/es not_active Expired
- 1983-07-28 DE DE19833327294 patent/DE3327294A1/de not_active Withdrawn
- 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
Patent Citations (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 |
EP0052453A1 (de) * | 1980-10-30 | 1982-05-26 | Hitachi, Ltd. | Verfahren zum Beseitigen von Ablagerungen auf Ionenaustauscherharzen |
WO1982002379A1 (en) * | 1981-01-12 | 1982-07-22 | Sciences Inc Chemical | Cleaning composition |
Also Published As
Publication number | Publication date |
---|---|
FR2530971B1 (fr) | 1987-01-09 |
FR2536678B1 (de) | 1987-01-02 |
PT77089B (en) | 1986-02-12 |
FR2530971A1 (fr) | 1984-02-03 |
GB2124199B (en) | 1986-01-08 |
AT394181B (de) | 1992-02-10 |
IE55521B1 (en) | 1990-10-10 |
IE831683L (en) | 1984-01-29 |
DE3327294A1 (de) | 1984-02-09 |
GB8320565D0 (en) | 1983-09-01 |
ES524516A0 (es) | 1985-01-01 |
NL8302712A (nl) | 1984-02-16 |
GB2124199A (en) | 1984-02-15 |
ES8502407A1 (es) | 1985-01-01 |
ATA273383A (de) | 1991-08-15 |
SE8304157L (sv) | 1984-01-30 |
FI832734A0 (fi) | 1983-07-28 |
CA1218475A (en) | 1987-02-24 |
FI832734A (fi) | 1984-01-30 |
NO832745L (no) | 1984-01-30 |
SE8304157D0 (sv) | 1983-07-27 |
PT77089A (en) | 1983-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licences | ||
ST | Notification of lapse |