IT1013776B - Mezzi e procedimento per la purificazione di acqua contaminata - Google Patents

Mezzi e procedimento per la purificazione di acqua contaminata

Info

Publication number
IT1013776B
IT1013776B IT12663/74A IT1266374A IT1013776B IT 1013776 B IT1013776 B IT 1013776B IT 12663/74 A IT12663/74 A IT 12663/74A IT 1266374 A IT1266374 A IT 1266374A IT 1013776 B IT1013776 B IT 1013776B
Authority
IT
Italy
Prior art keywords
purification
procedure
contaminated water
contaminated
water
Prior art date
Application number
IT12663/74A
Other languages
English (en)
Original Assignee
Avco 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 Avco Corp filed Critical Avco Corp
Application granted granted Critical
Publication of IT1013776B publication Critical patent/IT1013776B/it

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
    • C02F1/22—Treatment of water, waste water, or sewage by freezing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0009—Crystallisation cooling by heat exchange by direct heat exchange with added cooling fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • B01D9/0045—Washing of crystals, e.g. in wash columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
IT12663/74A 1973-03-27 1974-03-25 Mezzi e procedimento per la purificazione di acqua contaminata IT1013776B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US345427A US3885399A (en) 1973-03-27 1973-03-27 Means for and method of purifying contaminated water

Publications (1)

Publication Number Publication Date
IT1013776B true IT1013776B (it) 1977-03-30

Family

ID=23354997

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12663/74A IT1013776B (it) 1973-03-27 1974-03-25 Mezzi e procedimento per la purificazione di acqua contaminata

Country Status (4)

Country Link
US (1) US3885399A (it)
JP (1) JPS49127470A (it)
GB (1) GB1467171A (it)
IT (1) IT1013776B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091635A (en) * 1976-08-18 1978-05-30 Avco Corporation Apparatus for concentrating a feed stream
US4509344A (en) * 1983-12-08 1985-04-09 Chicago Bridge & Iron Company Apparatus and method of cooling using stored ice slurry
US4754610A (en) * 1985-04-26 1988-07-05 Chicago Bridge & Iron Company Apparatus and method of ice production by direct refrigerant contact with aqueous liquid
US5307641A (en) * 1993-01-06 1994-05-03 Chicago Bridge & Iron Technical Services Company Method and apparatus for producing ice by direct contact of a non-hydrate producing refrigerant with water
US5394706A (en) * 1993-05-20 1995-03-07 Waterworks International, Inc. Freeze crystallization for the removal of water from a solution of dissolved solids
EP0730893B1 (en) * 1995-03-07 1999-12-08 Waterworks International, Inc. Freeze crystallization concentration methods and apparatus
EP0970016A2 (en) * 1997-03-31 2000-01-12 Waterworks International, Inc. Sulfuric acid purification process
US6305178B1 (en) * 1999-05-06 2001-10-23 Yuping Shi Continuous system of freeze concentration for aqueous solutions
US6508078B2 (en) 2000-10-26 2003-01-21 Crystal Peak Farms Separation of purified water and nutrients from agricultural and farm wastes
US8863547B2 (en) * 2006-04-05 2014-10-21 Ben M. Enis Desalination method and system using compressed air energy systems
US7856843B2 (en) * 2006-04-05 2010-12-28 Enis Ben M Thermal energy storage system using compressed air energy and/or chilled water from desalination processes
CN101454060A (zh) * 2006-04-05 2009-06-10 本·M·埃尼斯 采用压缩空气能量系统的脱盐方法和系统
US9212069B2 (en) * 2012-03-21 2015-12-15 Salt Water Solutions, Llc Fluid treatment systems, methods and applications
US8956542B1 (en) * 2013-07-30 2015-02-17 Showa Freezing Plant Co., Ltd. Method for processing radioactively-contaminated water
WO2021144624A1 (en) 2020-01-13 2021-07-22 R S Gopinath Desalination of salt waters by salt repellent technique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2354633A (en) * 1943-05-22 1944-07-25 Bedford Products Process for producing fruit or vegetable juice concentrate
US2552523A (en) * 1948-06-18 1951-05-15 Ohio Commw Eng Co Method of extracting liquids from a solution to effect concentration
US3283522A (en) * 1963-11-04 1966-11-08 Struthers Scientific Int Corp Freeze concentration
US3269136A (en) * 1964-12-15 1966-08-30 Umano Shuji Apparatus for separation of solvent from solute by freezing
FR1508956A (fr) * 1965-10-08 1968-01-12 Inst Francais Du Petrole Procédé de séparation en continu de matériaux solides contenus dans un liquide

Also Published As

Publication number Publication date
JPS49127470A (it) 1974-12-06
GB1467171A (en) 1977-03-16
US3885399A (en) 1975-05-27

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