MTP667B - A process for the de-inization of aqueous saline salations - Google Patents

A process for the de-inization of aqueous saline salations

Info

Publication number
MTP667B
MTP667B MT667A MTP667A MTP667B MT P667 B MTP667 B MT P667B MT 667 A MT667 A MT 667A MT P667 A MTP667 A MT P667A MT P667 B MTP667 B MT P667B
Authority
MT
Malta
Prior art keywords
salations
inization
aqueous saline
saline
aqueous
Prior art date
Application number
MT667A
Inventor
Gian Franco Boari
Lorenzo Liberti
Dott Chem Carlo Merli
Roberto Prof Passino
Original Assignee
Consiglio Nazionale Ricerche
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 Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Publication of MTP667B publication Critical patent/MTP667B/en

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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/04—Processes using organic exchangers
    • B01J39/07—Processes using organic exchangers in the weakly acidic form
    • 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
    • B01J49/05—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds
    • B01J49/08—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds containing cationic and anionic exchangers in separate beds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions

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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
MT667A 1969-07-12 1970-07-06 A process for the de-inization of aqueous saline salations MTP667B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3864369 1969-07-12

Publications (1)

Publication Number Publication Date
MTP667B true MTP667B (en) 1971-03-22

Family

ID=11246080

Family Applications (1)

Application Number Title Priority Date Filing Date
MT667A MTP667B (en) 1969-07-12 1970-07-06 A process for the de-inization of aqueous saline salations

Country Status (9)

Country Link
US (1) US3679580A (en)
BE (1) BE753295A (en)
CH (1) CH526476A (en)
DE (1) DE2034361A1 (en)
FR (1) FR2055000A5 (en)
GB (1) GB1311163A (en)
IL (1) IL34896A (en)
MT (1) MTP667B (en)
NL (1) NL7010217A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS168307B1 (en) * 1973-12-19 1976-05-28
US4028234A (en) * 1974-06-06 1977-06-07 Aerojet-General Corporation Buffering agents
US3928192A (en) * 1974-06-06 1975-12-23 Aerojet General Co Buffered, weak ion-exchange water demineralization process
JPS5290164A (en) * 1976-01-23 1977-07-28 Kurita Water Ind Ltd Method for treating water containing 6 valment chromium
US4235715A (en) * 1979-02-16 1980-11-25 Water Refining Company, Inc. Process for removing alkalinity and hardness from waters
DE3422242A1 (en) * 1984-06-15 1985-12-19 Bayer Ag, 5090 Leverkusen METHOD FOR REDUCING THE WATER WATER NEED OF LOW-BASED ANION EXCHANGERS
US4820421A (en) * 1987-05-01 1989-04-11 Auerswald David C System and method for demineralizing water
US4904383A (en) * 1987-05-01 1990-02-27 Auerswald David C System for demineralizing water
DE4123651C2 (en) * 1991-07-17 1996-02-22 Bitterfeld Wolfen Chemie Process for nitrate removal from water or aqueous solutions
US20090277841A1 (en) * 2008-05-07 2009-11-12 Johnson Donald A Method for minimizing corrosion, scale, and water consumption in cooling tower systems
WO2021228412A1 (en) * 2020-05-15 2021-11-18 Hoeller Electrolyzer Gmbh Method for operating a water electrolysis device

Also Published As

Publication number Publication date
US3679580A (en) 1972-07-25
DE2034361A1 (en) 1971-04-29
IL34896A0 (en) 1970-09-17
GB1311163A (en) 1973-03-21
CH526476A (en) 1972-08-15
FR2055000A5 (en) 1971-05-07
BE753295A (en) 1970-12-16
IL34896A (en) 1974-03-14
NL7010217A (en) 1971-01-14

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