DK67080A - Fremgangsmaade til fjernelse af alkalinitet og haardhed fra vand - Google Patents

Fremgangsmaade til fjernelse af alkalinitet og haardhed fra vand

Info

Publication number
DK67080A
DK67080A DK67080A DK67080A DK67080A DK 67080 A DK67080 A DK 67080A DK 67080 A DK67080 A DK 67080A DK 67080 A DK67080 A DK 67080A DK 67080 A DK67080 A DK 67080A
Authority
DK
Denmark
Prior art keywords
hardness
procedure
water
removing alkalinity
alkalinity
Prior art date
Application number
DK67080A
Other languages
English (en)
Inventor
R E Wiegert
Original Assignee
Water Refing 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 Water Refing Co filed Critical Water Refing Co
Publication of DK67080A publication Critical patent/DK67080A/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • 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
    • 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
    • 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
    • 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

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)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
DK67080A 1979-02-16 1980-02-15 Fremgangsmaade til fjernelse af alkalinitet og haardhed fra vand DK67080A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/012,589 US4235715A (en) 1979-02-16 1979-02-16 Process for removing alkalinity and hardness from waters

Publications (1)

Publication Number Publication Date
DK67080A true DK67080A (da) 1980-08-17

Family

ID=21755689

Family Applications (1)

Application Number Title Priority Date Filing Date
DK67080A DK67080A (da) 1979-02-16 1980-02-15 Fremgangsmaade til fjernelse af alkalinitet og haardhed fra vand

Country Status (8)

Country Link
US (1) US4235715A (da)
EP (1) EP0015098A1 (da)
JP (1) JPS55116485A (da)
KR (1) KR830001821A (da)
AU (1) AU5522480A (da)
DK (1) DK67080A (da)
ES (1) ES488634A0 (da)
IE (1) IE800293L (da)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62106889A (ja) * 1985-11-06 1987-05-18 Japan Organo Co Ltd 複層床式脱アルカリ軟化塔
US4969520A (en) * 1989-06-26 1990-11-13 Mobil Oil Corporation Steam injection process for recovering heavy oil
US20020153319A1 (en) 1997-08-12 2002-10-24 Debasish Mukhopadhyay Method and apparatus for high efficiency reverse osmosis operation
US6537456B2 (en) * 1996-08-12 2003-03-25 Debasish Mukhopadhyay Method and apparatus for high efficiency reverse osmosis operation
US5925255A (en) * 1997-03-01 1999-07-20 Mukhopadhyay; Debasish Method and apparatus for high efficiency reverse osmosis operation
US8758720B2 (en) * 1996-08-12 2014-06-24 Debasish Mukhopadhyay High purity water produced by reverse osmosis
TW404847B (en) * 1996-08-12 2000-09-11 Debasish Mukhopadhyay Method and apparatus for high efficiency reverse osmosis operation
US6270675B1 (en) * 1999-02-19 2001-08-07 David Bruce Bishkin Method for using a weak acid resin to remove dissolved metals from an aqueous-based stream
AU7143700A (en) * 1999-11-19 2001-05-24 Rohm And Haas Company Water treatment method and apparatus
US6306197B1 (en) 2000-04-19 2001-10-23 Seh America, Inc. Isopropyl alcohol scrubbing system
US6325983B1 (en) 2000-04-19 2001-12-04 Seh America, Inc. Nox scrubbing system and method
US8092656B2 (en) * 2002-10-18 2012-01-10 Aquatech International Corporation Method and apparatus for high efficiency evaporation operation
DE102006058223A1 (de) 2006-12-01 2008-06-05 Wp Engineering Ltd. Verfahren und Vorrichtung zur Anreicherung von Wasser mit Magnesium-Ionen
US7520993B1 (en) 2007-12-06 2009-04-21 Water & Power Technologies, Inc. Water treatment process for oilfield produced water
US20090221079A1 (en) * 2008-02-28 2009-09-03 Dionex Corporation Sample pretreatment and extraction
US8486269B2 (en) * 2008-04-03 2013-07-16 Bp Corporation North America Inc. Method for generating softened injection water
US20090277841A1 (en) * 2008-05-07 2009-11-12 Johnson Donald A Method for minimizing corrosion, scale, and water consumption in cooling tower systems
JP5273378B2 (ja) * 2009-03-25 2013-08-28 三浦工業株式会社 蒸気ボイラ装置およびその運転方法
DE102011102923A1 (de) * 2011-05-31 2012-12-06 Ingenieurbüro Buse Gmbh Anlage und Verfahren zur Aufbereitung von Biogas
KR101470620B1 (ko) * 2014-04-10 2014-12-10 (주) 시온텍 원수의 경도와 증발잔류물 제거를 위한 이온교환 연수 장치
JPWO2015159948A1 (ja) * 2014-04-16 2017-04-13 栗田工業株式会社 弱酸性カチオン交換樹脂の再生方法
US9739692B2 (en) 2015-03-27 2017-08-22 Dionex Corporation Pump-less method and apparatus for solvent extraction from a sample
US11254610B2 (en) 2018-06-04 2022-02-22 Lhoist North America, Inc. Composition and method for simultaneous water softening and silica removal in boiler feed water
CN110921851A (zh) * 2019-12-03 2020-03-27 徐州市天益塑料制品有限公司 一种锅炉用水处理装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL297237A (da) * 1900-01-01
US2127310A (en) * 1937-05-24 1938-08-16 Permutit Co Hydrogen zeolite water treatment
US2807582A (en) * 1954-04-05 1957-09-24 Cochrane Corp Method and apparatus for water treatment
US2841550A (en) * 1955-03-18 1958-07-01 Pfandler Permutit Inc Process of operating a demineralizing installation
US3342730A (en) * 1962-08-22 1967-09-19 Asahi Chemical Ind Method for producing soft water
US3197401A (en) * 1963-12-27 1965-07-27 Rohm & Haas Method for regenerating weakly basic anion exchange resin
US3458438A (en) * 1966-03-09 1969-07-29 Crane Co Method and apparatus for water treatment
US3423311A (en) * 1966-03-29 1969-01-21 Rohm & Haas Process for obtaining complete softening of waters where hardness exceeds alkalinity
US3388059A (en) * 1967-08-28 1968-06-11 Nalco Chemical Co Acid water treating process
US3493498A (en) * 1967-09-11 1970-02-03 Diamond Shamrock Corp Ion-exchange process
FR2027347A1 (en) * 1968-12-30 1970-09-25 Nippies Energoproekt Carbonate free water contng no free car- - bon dioxide
MTP667B (en) * 1969-07-12 1971-03-22 Consiglio Nazionale Ricerche A process for the de-inization of aqueous saline salations
US3618589A (en) * 1970-03-16 1971-11-09 Sybron Corp Desalination process by ion exchange
US3715287A (en) * 1971-01-21 1973-02-06 Cci Aerospace Corp Ion exchange demineralizing system
US3928192A (en) * 1974-06-06 1975-12-23 Aerojet General Co Buffered, weak ion-exchange water demineralization process
DE2714296C2 (de) * 1977-03-31 1979-05-17 7500 Karlsruhe Verfahren und Vorrichtung zur Entkarbonlsierung von Wasser mittels Kationenaustausch bei gleichzeitiger Belüftung

Also Published As

Publication number Publication date
US4235715A (en) 1980-11-25
ES8102994A1 (es) 1981-02-16
KR830001821A (ko) 1983-05-19
JPS55116485A (en) 1980-09-08
EP0015098A1 (en) 1980-09-03
ES488634A0 (es) 1981-02-16
IE800293L (en) 1980-08-16
AU5522480A (en) 1980-08-21

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