ZA894669B - Process and apparatus for ion exchangers,particularly for regeneration after softening and demineralization of aqueous solutions - Google Patents
Process and apparatus for ion exchangers,particularly for regeneration after softening and demineralization of aqueous solutionsInfo
- Publication number
- ZA894669B ZA894669B ZA894669A ZA894669A ZA894669B ZA 894669 B ZA894669 B ZA 894669B ZA 894669 A ZA894669 A ZA 894669A ZA 894669 A ZA894669 A ZA 894669A ZA 894669 B ZA894669 B ZA 894669B
- Authority
- ZA
- South Africa
- Prior art keywords
- softening
- aqueous solutions
- regeneration
- demineralization
- ion exchangers
- Prior art date
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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
- B01J49/75—Regeneration or reactivation of ion-exchangers; Apparatus therefor of water softeners
-
- 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
- B01J49/90—Regeneration or reactivation of ion-exchangers; Apparatus therefor having devices which prevent back-flow of the ion-exchange mass during regeneration
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3821036A DE3821036A1 (de) | 1988-06-22 | 1988-06-22 | Verfahren zum behandeln von ionenaustauschermassen, insbesondere zum regenerieren derselben nach enthaertung und entsalzung waessriger loesungen |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA894669B true ZA894669B (en) | 1990-03-28 |
Family
ID=6356994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA894669A ZA894669B (en) | 1988-06-22 | 1989-06-20 | Process and apparatus for ion exchangers,particularly for regeneration after softening and demineralization of aqueous solutions |
Country Status (10)
Country | Link |
---|---|
US (1) | US5108616A (es) |
EP (1) | EP0347577B1 (es) |
JP (1) | JPH0286849A (es) |
AT (1) | ATE68996T1 (es) |
AU (1) | AU619561B2 (es) |
BR (1) | BR8903045A (es) |
CA (1) | CA1338241C (es) |
DE (2) | DE3821036A1 (es) |
ES (1) | ES2027810T3 (es) |
ZA (1) | ZA894669B (es) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5346623A (en) * | 1992-03-18 | 1994-09-13 | Edr Acquisition Corp. | Counter-current process for the rapid regeneration of ion exchange materials in an unrestrained bed |
US5348659A (en) * | 1992-03-18 | 1994-09-20 | Edr Acquisition Corp. | Countercurrent regeneration process |
US5415767A (en) * | 1992-05-28 | 1995-05-16 | Judo Wasseraufbereitung Gmbh | Water treatment plant |
EP0599003A1 (de) * | 1992-11-26 | 1994-06-01 | Gütling Gmbh | Vorrichtung und Verfahren zur Regeneration einer Ionenaustauscheranlage |
US5415765A (en) * | 1993-04-07 | 1995-05-16 | Kinetico Engineered Systems, Inc. | Water treatment system |
US5464530A (en) * | 1993-12-08 | 1995-11-07 | Stivers; Lewis E. | Ion exchange methods and systems incorporating regenerant recycling |
US5419819A (en) * | 1994-03-17 | 1995-05-30 | The United States Of America As Represented By The United States Department Of Energy | Self-regenerating column chromatography |
US5589058A (en) * | 1994-10-28 | 1996-12-31 | M. J. Bauer Company, Inc. | Apparatus for treatment of water |
US6348153B1 (en) | 1998-03-25 | 2002-02-19 | James A. Patterson | Method for separating heavy isotopes of hydrogen oxide from water |
GB0311153D0 (en) * | 2003-05-15 | 2003-06-18 | Otv Sa | Ion-exchange process |
US6984327B1 (en) | 2004-11-23 | 2006-01-10 | Patterson James A | System and method for separating heavy isotopes of hydrogen oxide from water |
US8273254B2 (en) * | 2010-04-19 | 2012-09-25 | Watkins Manufacturing Corporation | Spa water sanitizing system |
US8266736B2 (en) * | 2009-07-16 | 2012-09-18 | Watkins Manufacturing Corporation | Drop-in chlorinator for portable spas |
US8529768B2 (en) | 2011-06-08 | 2013-09-10 | Chandler Systems, Inc. | Water softener system and method |
US9403698B2 (en) | 2012-09-17 | 2016-08-02 | De Nora Water Technologies, Inc. | Method and system for treating produced water |
CN104496084A (zh) * | 2014-12-26 | 2015-04-08 | 付学勇 | 一种厨房软水器 |
IT202100005336A1 (it) * | 2021-03-08 | 2022-09-08 | Versalis Spa | Metodo per la preparazione di amidine. |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3021276A (en) * | 1959-12-04 | 1962-02-13 | Glenn L Mast | Method and apparatus for reverse flow water softener regeneration |
FR1352176A (fr) * | 1962-12-04 | 1964-02-14 | Degremont | Perfectionnements apportés aux procédés de régénération des résines échangeuses d'ions et aux appareils échangeurs d'ions |
US3398090A (en) * | 1965-10-20 | 1968-08-20 | Atlantis Water Treat Co Inc | Ion exchange water treatment using vibratory agitation |
US4181605A (en) * | 1976-06-24 | 1980-01-01 | Braswell John W | Water softening system |
US4184893A (en) * | 1976-07-13 | 1980-01-22 | E. I. Du Pont De Nemours And Company | Pulsed rinse of particulate beds |
US4202737A (en) * | 1978-08-02 | 1980-05-13 | Rohm And Haas Company | Ion exchange process for desalination |
DE2950728C2 (de) * | 1979-12-17 | 1982-12-02 | Gebrüder Heyl KG Gesellschaft für Analysentechnik, 3200 Hildesheim | Verfahren zum zyklischen Regenerieren von Wasserenthärtungsanlagen und programmgesteuerte Wasserenthärtungsanlage zur Durchführung des Verfahrens |
US4385992A (en) * | 1981-06-29 | 1983-05-31 | Autotrol Corporation | Water softener control |
NL8501676A (nl) * | 1984-06-16 | 1986-01-16 | Navire Cargo Gear Int Ab | Luikafsluiting. |
DE3528800A1 (de) * | 1985-08-10 | 1987-02-12 | Eumann Hanns Heinz | Ionenaustauschvorrichtung |
-
1988
- 1988-06-22 DE DE3821036A patent/DE3821036A1/de not_active Withdrawn
-
1989
- 1989-05-16 ES ES198989108719T patent/ES2027810T3/es not_active Expired - Lifetime
- 1989-05-16 EP EP89108719A patent/EP0347577B1/de not_active Expired - Lifetime
- 1989-05-16 AT AT89108719T patent/ATE68996T1/de active
- 1989-05-16 DE DE8989108719T patent/DE58900411D1/de not_active Expired - Lifetime
- 1989-06-20 ZA ZA894669A patent/ZA894669B/xx unknown
- 1989-06-21 AU AU36639/89A patent/AU619561B2/en not_active Ceased
- 1989-06-21 CA CA000603503A patent/CA1338241C/en not_active Expired - Fee Related
- 1989-06-22 JP JP1160572A patent/JPH0286849A/ja active Pending
- 1989-06-22 US US07/369,238 patent/US5108616A/en not_active Expired - Lifetime
- 1989-06-22 BR BR898903045A patent/BR8903045A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE58900411D1 (de) | 1991-12-05 |
EP0347577B1 (de) | 1991-10-30 |
ATE68996T1 (de) | 1991-11-15 |
CA1338241C (en) | 1996-04-09 |
DE3821036A1 (de) | 1989-12-28 |
AU619561B2 (en) | 1992-01-30 |
JPH0286849A (ja) | 1990-03-27 |
BR8903045A (pt) | 1990-02-06 |
AU3663989A (en) | 1990-01-04 |
EP0347577A1 (de) | 1989-12-27 |
US5108616A (en) | 1992-04-28 |
ES2027810T3 (es) | 1992-06-16 |
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