CN106029579A - 从水去除尿素的方法 - Google Patents

从水去除尿素的方法 Download PDF

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Publication number
CN106029579A
CN106029579A CN201480061774.3A CN201480061774A CN106029579A CN 106029579 A CN106029579 A CN 106029579A CN 201480061774 A CN201480061774 A CN 201480061774A CN 106029579 A CN106029579 A CN 106029579A
Authority
CN
China
Prior art keywords
ion
nitrite
water
carbamide
exchange resin
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.)
Pending
Application number
CN201480061774.3A
Other languages
English (en)
Chinese (zh)
Inventor
菲利普.赖琴
比特.沙伊费伦
塔玛拉.弗兰克
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CN106029579A publication Critical patent/CN106029579A/zh
Pending legal-status Critical Current

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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
    • C02F1/42—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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • 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
    • C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/38—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02—Non-contaminated water, e.g. for industrial water supply
    • C02F2103/04—Non-contaminated water, e.g. for industrial water supply for obtaining ultra-pure water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/05—Conductivity or salinity
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/18—Removal of treatment agents after treatment

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
CN201480061774.3A 2013-11-11 2014-11-10 从水去除尿素的方法 Pending CN106029579A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361902576P 2013-11-11 2013-11-11
US61/902,576 2013-11-11
PCT/EP2014/074187 WO2015067805A1 (en) 2013-11-11 2014-11-10 A process for removing urea from water

Publications (1)

Publication Number Publication Date
CN106029579A true CN106029579A (zh) 2016-10-12

Family

ID=51868250

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480061774.3A Pending CN106029579A (zh) 2013-11-11 2014-11-10 从水去除尿素的方法

Country Status (7)

Country Link
US (1) US20160289093A1 (enExample)
EP (1) EP3068731B1 (enExample)
JP (1) JP2016536125A (enExample)
KR (1) KR20160107159A (enExample)
CN (1) CN106029579A (enExample)
IL (1) IL245575A0 (enExample)
WO (1) WO2015067805A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107188271A (zh) * 2017-06-13 2017-09-22 中冶东方工程技术有限公司 净水系统及控制离子浮动床的再生置换处理的方法
CN109553679A (zh) * 2019-02-19 2019-04-02 上海医药集团股份有限公司 高纯度乌司他丁及其制备方法和含有乌司他丁的药物组合物
CN114314797A (zh) * 2021-12-30 2022-04-12 四川省丝绸科学研究院有限公司 一种用于织物数码印花废水中尿素去除专用助剂及方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188292A (en) * 1974-04-24 1980-02-12 Standard Oil Company Inexpensive purification of urea waste streams
WO1994018127A1 (fr) * 1993-02-03 1994-08-18 Kurita Water Industries Ltd. Procede de production d'eau pure
JP2002028647A (ja) * 2000-07-17 2002-01-29 Matsushita Electric Ind Co Ltd 軟水化装置
JP2012176357A (ja) * 2011-02-25 2012-09-13 Kurita Water Ind Ltd 凝集濾過方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09122690A (ja) * 1995-11-06 1997-05-13 Kurita Water Ind Ltd 有機態窒素の分解方法及び水処理装置
MY143602A (en) * 2003-01-24 2011-06-15 Teoh Eng-Chye Methods for the removal of organic nitrogen, organic and inorganic contaminants from an aqueous liquid
JP5516874B2 (ja) * 2010-04-30 2014-06-11 栗田工業株式会社 水処理方法及び超純水製造方法
JP5516892B2 (ja) * 2010-12-17 2014-06-11 栗田工業株式会社 水処理方法及び超純水製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188292A (en) * 1974-04-24 1980-02-12 Standard Oil Company Inexpensive purification of urea waste streams
WO1994018127A1 (fr) * 1993-02-03 1994-08-18 Kurita Water Industries Ltd. Procede de production d'eau pure
JP2002028647A (ja) * 2000-07-17 2002-01-29 Matsushita Electric Ind Co Ltd 軟水化装置
JP2012176357A (ja) * 2011-02-25 2012-09-13 Kurita Water Ind Ltd 凝集濾過方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张子平 等: "《化学运行与检修1000问》", 31 May 2004, 中国电力出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107188271A (zh) * 2017-06-13 2017-09-22 中冶东方工程技术有限公司 净水系统及控制离子浮动床的再生置换处理的方法
CN109553679A (zh) * 2019-02-19 2019-04-02 上海医药集团股份有限公司 高纯度乌司他丁及其制备方法和含有乌司他丁的药物组合物
CN114314797A (zh) * 2021-12-30 2022-04-12 四川省丝绸科学研究院有限公司 一种用于织物数码印花废水中尿素去除专用助剂及方法

Also Published As

Publication number Publication date
US20160289093A1 (en) 2016-10-06
KR20160107159A (ko) 2016-09-13
WO2015067805A1 (en) 2015-05-14
IL245575A0 (en) 2016-06-30
EP3068731A1 (en) 2016-09-21
EP3068731B1 (en) 2018-01-10
JP2016536125A (ja) 2016-11-24

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Application publication date: 20161012

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