CA1015075A - Elimination of pollutants in ion exchange processes - Google Patents

Elimination of pollutants in ion exchange processes

Info

Publication number
CA1015075A
CA1015075A CA168,515A CA168515A CA1015075A CA 1015075 A CA1015075 A CA 1015075A CA 168515 A CA168515 A CA 168515A CA 1015075 A CA1015075 A CA 1015075A
Authority
CA
Canada
Prior art keywords
pollutants
elimination
ion exchange
exchange processes
processes
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
Application number
CA168,515A
Other languages
English (en)
Inventor
August C. Reents
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.)
Illinois Water Treatment Co
Original Assignee
Illinois Water Treatment Co
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 Illinois Water Treatment Co filed Critical Illinois Water Treatment Co
Application granted granted Critical
Publication of CA1015075A publication Critical patent/CA1015075A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/58—Multistep processes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/06—Specific process operations in the permeate stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
CA168,515A 1972-05-15 1973-04-05 Elimination of pollutants in ion exchange processes Expired CA1015075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25305472A 1972-05-15 1972-05-15

Publications (1)

Publication Number Publication Date
CA1015075A true CA1015075A (en) 1977-08-02

Family

ID=22958643

Family Applications (1)

Application Number Title Priority Date Filing Date
CA168,515A Expired CA1015075A (en) 1972-05-15 1973-04-05 Elimination of pollutants in ion exchange processes

Country Status (4)

Country Link
JP (1) JPS4949869A (de)
CA (1) CA1015075A (de)
DE (1) DE2324131A1 (de)
GB (1) GB1432020A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5110175A (de) * 1974-07-17 1976-01-27 Ebara Infilco
JPS5388695A (en) * 1977-01-13 1978-08-04 Nippon Beet Sugar Mfg Method of recovering reusable sodium chloride
US4655928A (en) * 1983-10-18 1987-04-07 Gnb Incorporated Membrane processes for metal recovery and pollution control in metal process industries
US4648976A (en) * 1985-03-07 1987-03-10 Belco Pollution Control Corporation Integral water demineralizer system and method
US4880513A (en) * 1986-06-20 1989-11-14 The Graver Company Method and apparatus for generating acid and base regenerants and the use thereof to regenerate ion-exchange resins
US5352345A (en) * 1991-05-07 1994-10-04 Alliedsignal Inc. Ion exchange resin regenerant waste recovery and recycling via bipolar membranes
DE4312600C2 (de) * 1993-04-17 1995-09-28 Judo Wasseraufbereitung Kleinentsalzungsanlage auf Ionenaustauscherbasis mit elektrolytisch herstellbaren Regeneriermitteln
GB0505689D0 (en) 2005-03-18 2005-04-27 Boc Group Plc Improvements in or relating to the regeneration of water treatment substrates
FR3005428B1 (fr) * 2013-05-07 2015-06-05 Eurodia Ind Sa Procede de recyclage d'un effluent de regeneration comprenant des ions chlorures

Also Published As

Publication number Publication date
DE2324131A1 (de) 1973-11-29
JPS4949869A (de) 1974-05-15
GB1432020A (en) 1976-04-14

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