NL8302712A - Werkwijze voor het verbeteren en handhaven van het gedrag van vaste stoffen voor de behandeling van water. - Google Patents

Werkwijze voor het verbeteren en handhaven van het gedrag van vaste stoffen voor de behandeling van water. Download PDF

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Publication number
NL8302712A
NL8302712A NL8302712A NL8302712A NL8302712A NL 8302712 A NL8302712 A NL 8302712A NL 8302712 A NL8302712 A NL 8302712A NL 8302712 A NL8302712 A NL 8302712A NL 8302712 A NL8302712 A NL 8302712A
Authority
NL
Netherlands
Prior art keywords
resin
water
dispersant
treatment
ion exchange
Prior art date
Application number
NL8302712A
Other languages
English (en)
Dutch (nl)
Original Assignee
Nalco Chemical 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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of NL8302712A publication Critical patent/NL8302712A/nl

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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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • 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
    • B01J49/60—Cleaning or rinsing ion-exchange beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/04—Backflushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/168—Use of other chemical agents

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)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Sorption (AREA)
  • Detergent Compositions (AREA)
NL8302712A 1982-07-29 1983-07-29 Werkwijze voor het verbeteren en handhaven van het gedrag van vaste stoffen voor de behandeling van water. NL8302712A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US40143482A 1982-07-29 1982-07-29
US40143482 1982-07-29
US50368583A 1983-06-17 1983-06-17
US50368583 1983-06-17

Publications (1)

Publication Number Publication Date
NL8302712A true NL8302712A (nl) 1984-02-16

Family

ID=27017454

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8302712A NL8302712A (nl) 1982-07-29 1983-07-29 Werkwijze voor het verbeteren en handhaven van het gedrag van vaste stoffen voor de behandeling van water.

Country Status (12)

Country Link
AT (1) AT394181B (xx)
CA (1) CA1218475A (xx)
DE (1) DE3327294A1 (xx)
ES (1) ES8502407A1 (xx)
FI (1) FI832734A (xx)
FR (2) FR2530971B1 (xx)
GB (1) GB2124199B (xx)
IE (1) IE55521B1 (xx)
NL (1) NL8302712A (xx)
NO (1) NO832745L (xx)
PT (1) PT77089B (xx)
SE (1) SE8304157L (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005123157A1 (en) * 2004-06-21 2005-12-29 Ecolab Inc. Method of activating membranes
EP2314368B1 (en) 2005-07-12 2016-09-14 Zenon Technology Partnership Process control for an immersed membrane system
US7662289B2 (en) * 2007-01-16 2010-02-16 Nalco Company Method of cleaning fouled or scaled membranes
US7674382B2 (en) 2007-05-03 2010-03-09 Nalco Company Method of cleaning fouled and/or scaled membranes
US20100158852A1 (en) * 2008-12-22 2010-06-24 Wilson Kurt Whitekettle Method for reduction of microbes on surfaces
CN105699571B (zh) * 2016-03-18 2017-12-15 中华人民共和国鄞州出入境检验检疫局 一种纺织品中短链对特辛基苯酚乙氧基化物的测定方法
US20190118145A1 (en) * 2016-03-30 2019-04-25 Toray Industries, Inc. Method for filtering microbial culture solution using membrane module
CN107381966B (zh) * 2017-09-04 2023-05-19 北京东方园林环境股份有限公司 一种高效处理氨氮废水的复合人工湿地系统
CN117467862B (zh) * 2023-12-22 2024-03-29 核工业北京化工冶金研究院 一种中性地浸采铀水冶工艺中预防树脂有机物中毒的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR906825A (fr) * 1942-10-02 1946-02-21 Ig Farbenindustrie Ag Procédé pour débarrasser les substances à action d'échange des impuretés qui les encrassent
US2571271A (en) * 1948-01-20 1951-10-16 Wallace & Tiernan Inc Sterilization of ion exchange bodies
US2977313A (en) * 1956-05-22 1961-03-28 Hagan Chemicals & Controls Inc Method of cleansing, sterilizing, and preventing corrosion in base exchange and cation exchange systems and products used therein
US3299617A (en) * 1964-04-09 1967-01-24 Culligan Inc Method of removing entrapped gas from an ion exchange resin bed
US3748285A (en) * 1972-06-26 1973-07-24 Nalco Chemical Co Composition and process for cleaning ion exchange resins
US4389253A (en) * 1980-10-30 1983-06-21 Hitachi, Ltd. Process for removing crud from ion exchange resin
US4357254A (en) * 1981-01-12 1982-11-02 Chemical Sciences, Inc. Cleaning composition

Also Published As

Publication number Publication date
ES524516A0 (es) 1985-01-01
FR2530971A1 (fr) 1984-02-03
ATA273383A (de) 1991-08-15
FR2536678A1 (xx) 1984-06-01
GB2124199B (en) 1986-01-08
SE8304157D0 (sv) 1983-07-27
GB8320565D0 (en) 1983-09-01
PT77089B (en) 1986-02-12
FI832734A0 (fi) 1983-07-28
FR2536678B1 (xx) 1987-01-02
NO832745L (no) 1984-01-30
DE3327294A1 (de) 1984-02-09
ES8502407A1 (es) 1985-01-01
SE8304157L (sv) 1984-01-30
CA1218475A (en) 1987-02-24
FI832734A (fi) 1984-01-30
GB2124199A (en) 1984-02-15
FR2530971B1 (fr) 1987-01-09
IE831683L (en) 1984-01-29
IE55521B1 (en) 1990-10-10
AT394181B (de) 1992-02-10
PT77089A (en) 1983-08-01

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed