FR2342768B1 - - Google Patents

Info

Publication number
FR2342768B1
FR2342768B1 FR7705310A FR7705310A FR2342768B1 FR 2342768 B1 FR2342768 B1 FR 2342768B1 FR 7705310 A FR7705310 A FR 7705310A FR 7705310 A FR7705310 A FR 7705310A FR 2342768 B1 FR2342768 B1 FR 2342768B1
Authority
FR
France
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
Application number
FR7705310A
Other languages
French (fr)
Other versions
FR2342768A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ecodyne Corp
Original Assignee
Ecodyne Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ecodyne Corp filed Critical Ecodyne Corp
Publication of FR2342768A1 publication Critical patent/FR2342768A1/fr
Application granted granted Critical
Publication of FR2342768B1 publication Critical patent/FR2342768B1/fr
Granted legal-status Critical Current

Links

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
    • B01J49/60—Cleaning or rinsing ion-exchange beds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
FR7705310A 1976-03-03 1977-02-23 Procede d'elimination d'impuretes particulaires d'un lit filtrant Granted FR2342768A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/663,369 US4065388A (en) 1976-03-03 1976-03-03 Process for removal of undissolved impurities from ion exchange resin

Publications (2)

Publication Number Publication Date
FR2342768A1 FR2342768A1 (fr) 1977-09-30
FR2342768B1 true FR2342768B1 (enExample) 1983-08-19

Family

ID=24661514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7705310A Granted FR2342768A1 (fr) 1976-03-03 1977-02-23 Procede d'elimination d'impuretes particulaires d'un lit filtrant

Country Status (14)

Country Link
US (1) US4065388A (enExample)
JP (1) JPS6032499B2 (enExample)
AR (1) AR211629A1 (enExample)
AU (1) AU497886B2 (enExample)
BR (1) BR7701271A (enExample)
CA (1) CA1071776A (enExample)
DE (1) DE2708315A1 (enExample)
ES (1) ES456149A1 (enExample)
FR (1) FR2342768A1 (enExample)
GB (1) GB1555067A (enExample)
IT (1) IT1104173B (enExample)
MX (1) MX4781E (enExample)
SE (1) SE428533B (enExample)
ZA (1) ZA77419B (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31456E (en) * 1978-04-12 1983-12-06 American Petro Mart, Inc. High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid
US4280904A (en) * 1978-04-12 1981-07-28 American Petro Mart, Inc. High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid
FI65917C (fi) * 1978-04-27 1984-08-10 Pentti Pynnoenen I en tryckbehaollare placerbart innerstroemningsfilter med kontinuerlig drift
US4290894A (en) * 1978-07-19 1981-09-22 Egyesult Muszaki Tomito Es Gepszakmai Ipari Szovetkezet Process and apparatus for cleaning contaminated water
FR2443283A1 (fr) * 1978-12-08 1980-07-04 Degremont Procede pour ameliorer le traitement de fluides contenant des particules en suspension sur des lits de matieres granulaires en vue d'en supprimer le colmatage
DE3329869C2 (de) * 1983-08-18 1986-04-10 Passavant-Werke AG & Co KG, 6209 Aarbergen Verfahren zum Rückspülen eines Filters
US4906368A (en) * 1983-12-05 1990-03-06 Stark Sr Robert G Expandable fiberglass pressure vessel having internal pipe connection
SE447828B (sv) * 1984-08-10 1986-12-15 Metall & Bergprodukter Ab Sett och anordning for att atervinna silver eller liknande ur en vetska innehallande klibbande eller gelebildande emnen
US4622141A (en) * 1984-10-29 1986-11-11 The Graver Company Method and apparatus for withdrawing a layer of material from a vessel
PT92072B (pt) * 1989-10-23 1995-06-30 Rar Refinarias Acucar Reunidas Processo para descoloracao e descalcificacao de solucoes de acucar
JPH0461197U (enExample) * 1990-09-28 1992-05-26
US5882527A (en) * 1997-01-08 1999-03-16 Eastman Kodak Company Method of accelerating the dissolution rate of accumulated filter cake by channeling gas bubbles through the cake
JP4281442B2 (ja) * 2003-05-29 2009-06-17 セイコーエプソン株式会社 正孔輸送材料
US20050232834A1 (en) * 2004-03-30 2005-10-20 Mizan Tahmid I Mitigation of top of catalyst bed fouling
DE102005023776B3 (de) * 2005-05-24 2006-08-10 Albert Handtmann Armaturenfabrik Gmbh & Co. Kg Zweiteiliges Befüll- und Entleerungsventil für Filtergehäuse
JP4633079B2 (ja) * 2007-03-09 2011-02-16 三洋電機株式会社 フッ素含有水の処理方法及び装置
JP2011023168A (ja) * 2009-07-14 2011-02-03 Honda Motor Co Ltd 燃料電池システム
US8454841B2 (en) * 2010-05-11 2013-06-04 Roberts Marketing De, Inc. Method of filtering water or wastewater
US11331616B2 (en) * 2020-09-25 2022-05-17 Mark Henderson Pool filter assembly
CA3252073A1 (en) * 2022-06-09 2023-12-14 De Nora Water Technologies, LLC FILTERED WATER COLLECTION SYSTEMS FOR UNDERGROUND DRAINAGE WITH FINNED SCREEN DIFFUSERS

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1794841A (en) * 1924-01-11 1931-03-03 Cochrane Corp Filtration system
US2789695A (en) * 1952-12-30 1957-04-23 Exxon Research Engineering Co Treating hydrocarbon oils
US2773830A (en) * 1954-01-11 1956-12-11 Farmer Harold Charlton Subsurface washing of bed
US2773829A (en) * 1954-01-11 1956-12-11 Ronald W Hunting Process and apparatus for subsurface washing
US2803347A (en) * 1954-04-30 1957-08-20 Aqua Matic Inc Mixed bed deionizing apparatus
US2855364A (en) * 1956-12-14 1958-10-07 Dorr Oliver Inc Upelow regeneration with porous tube
US3385787A (en) * 1967-04-03 1968-05-28 Crane Co Condensate purification process
US3455819A (en) * 1968-04-01 1969-07-15 Crane Co Method for scrubbing ion exchange resins
US3583908A (en) * 1968-09-25 1971-06-08 Crane Co Condensate purification process
DE1812029A1 (de) * 1968-11-30 1970-06-18 Vajna Dr Ing Sandor Verfahren zum Rueckspuelen von Ionenaustauscherbetten,die im Gegenstromverfahren benutzt werden
US3515277A (en) * 1969-03-04 1970-06-02 Sybron Corp Counter-current ion exchange with downflow contactor
US3537989A (en) * 1969-10-03 1970-11-03 Crane Co Demineralization system
US3613888A (en) * 1970-04-13 1971-10-19 Contra Costa County Water Dist Filter-backwashing method
US3680701A (en) * 1971-03-29 1972-08-01 Gulf Degremost Inc R. h. dual media filter
US3765535A (en) * 1972-02-17 1973-10-16 Gen Filter Co Aeration device for filter tanks
US3970555A (en) * 1975-06-09 1976-07-20 Dravo Corporation Gas removal from deep-bed filters

Also Published As

Publication number Publication date
ES456149A1 (es) 1978-01-16
DE2708315A1 (de) 1977-09-15
IT1104173B (it) 1985-10-21
JPS52106373A (en) 1977-09-06
CA1071776A (en) 1980-02-12
US4065388A (en) 1977-12-27
ZA77419B (en) 1977-12-28
SE7702177L (sv) 1977-09-04
JPS6032499B2 (ja) 1985-07-29
AU2170377A (en) 1978-08-03
MX4781E (es) 1982-09-21
GB1555067A (en) 1979-11-07
BR7701271A (pt) 1978-01-03
AR211629A1 (es) 1978-02-15
FR2342768A1 (fr) 1977-09-30
AU497886B2 (en) 1979-01-18
SE428533B (sv) 1983-07-11

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Legal Events

Date Code Title Description
ST Notification of lapse