IT1207199B - Trattamento di sistemi acquosi. - Google Patents

Trattamento di sistemi acquosi.

Info

Publication number
IT1207199B
IT1207199B IT7922996A IT2299679A IT1207199B IT 1207199 B IT1207199 B IT 1207199B IT 7922996 A IT7922996 A IT 7922996A IT 2299679 A IT2299679 A IT 2299679A IT 1207199 B IT1207199 B IT 1207199B
Authority
IT
Italy
Prior art keywords
treatment
aqueous systems
aqueous
systems
Prior art date
Application number
IT7922996A
Other languages
English (en)
Italian (it)
Other versions
IT7922996A0 (it
Original Assignee
Ciba Geigy Uk Ltd
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 Ciba Geigy Uk Ltd filed Critical Ciba Geigy Uk Ltd
Publication of IT7922996A0 publication Critical patent/IT7922996A0/it
Application granted granted Critical
Publication of IT1207199B publication Critical patent/IT1207199B/it

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
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Detergent Compositions (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Paper (AREA)
IT7922996A 1978-05-26 1979-05-25 Trattamento di sistemi acquosi. IT1207199B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23434/78A GB1595688A (en) 1978-05-26 1978-05-26 Treatment of aqueous systems

Publications (2)

Publication Number Publication Date
IT7922996A0 IT7922996A0 (it) 1979-05-25
IT1207199B true IT1207199B (it) 1989-05-17

Family

ID=10195568

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7922996A IT1207199B (it) 1978-05-26 1979-05-25 Trattamento di sistemi acquosi.

Country Status (5)

Country Link
JP (1) JPS5511092A (fr)
DE (1) DE2921374A1 (fr)
FR (1) FR2426648A2 (fr)
GB (1) GB1595688A (fr)
IT (1) IT1207199B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372870A (en) * 1981-07-24 1983-02-08 Betz Laboratories, Inc. Method and composition for treating aqueous mediums
CA1237041A (fr) * 1984-10-23 1988-05-24 Ian D. Robb Detergents aux polymeres
JPH0630789B2 (ja) * 1985-03-25 1994-04-27 株式会社片山化学工業研究所 高温高圧水系のスケ−ル防止方法
JPS62294197A (ja) * 1986-06-12 1987-12-21 Sumitomo Metal Ind Ltd 自動車用防錆鋼板並びにその製造方法
GB9005440D0 (en) * 1990-03-10 1990-05-09 Ciba Geigy Ag Composition
GB9409483D0 (en) * 1994-05-12 1994-06-29 Fmc Corp Uk Ltd Scale inhibition process
FR2748470B1 (fr) * 1996-05-13 1998-07-17 Cfpi Ind Procede de fabrication de produits en terre cuite et agent propre a ameliorer les proprietes rheologiques des argiles
US6297336B1 (en) 1998-07-02 2001-10-02 Nippon Shokubai Co., Ltd. Detergent builder, production process therefor, and poly(meth)acrylic acid (or salt) polymer and use thereof
US9365657B2 (en) 2011-11-11 2016-06-14 Rohm And Haas Company Small particle size telomers of methacrylic acid or anhydride
JP6165756B2 (ja) 2011-11-11 2017-07-19 ローム アンド ハース カンパニーＲｏｈｍ Ａｎｄ Ｈａａｓ Ｃｏｍｐａｎｙ ポリメタクリル酸無水物テロマー
EP2778183B1 (fr) 2013-03-15 2015-04-29 Rohm and Haas Company Télomères d'anhydride d'acide polyméthacrylique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1458235A (en) * 1974-06-11 1976-12-08 Ciba Geigy Uk Ltd Inhibiting scale formation in aqueous systems
DE2525859C2 (de) * 1974-06-11 1983-03-03 Ciba-Geigy (Uk) Ltd., London Verfahren zur Behandlung von wäßrigen Systemen

Also Published As

Publication number Publication date
DE2921374C2 (fr) 1988-12-29
FR2426648A2 (fr) 1979-12-21
GB1595688A (en) 1981-08-12
DE2921374A1 (de) 1979-12-06
IT7922996A0 (it) 1979-05-25
JPS5511092A (en) 1980-01-25
FR2426648B2 (fr) 1985-04-12

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