IT8025479A0 - Metodo di trattamento di sistemi acquosi. - Google Patents

Metodo di trattamento di sistemi acquosi.

Info

Publication number
IT8025479A0
IT8025479A0 IT8025479A IT2547980A IT8025479A0 IT 8025479 A0 IT8025479 A0 IT 8025479A0 IT 8025479 A IT8025479 A IT 8025479A IT 2547980 A IT2547980 A IT 2547980A IT 8025479 A0 IT8025479 A0 IT 8025479A0
Authority
IT
Italy
Prior art keywords
awater
systems
treatment
awater systems
Prior art date
Application number
IT8025479A
Other languages
English (en)
Other versions
IT1133966B (it
Inventor
Brian Greaves
Paul Ingham
Original Assignee
Dearborn Chemicals 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 Dearborn Chemicals Ltd filed Critical Dearborn Chemicals Ltd
Publication of IT8025479A0 publication Critical patent/IT8025479A0/it
Application granted granted Critical
Publication of IT1133966B publication Critical patent/IT1133966B/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)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Treatment Of Sludge (AREA)
IT25479/80A 1979-10-23 1980-10-21 Metodo di trattamento di sistemi acquosi IT1133966B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7936773 1979-10-23

Publications (2)

Publication Number Publication Date
IT8025479A0 true IT8025479A0 (it) 1980-10-21
IT1133966B IT1133966B (it) 1986-07-24

Family

ID=10508725

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25479/80A IT1133966B (it) 1979-10-23 1980-10-21 Metodo di trattamento di sistemi acquosi

Country Status (8)

Country Link
US (1) US4432879A (it)
CA (1) CA1151498A (it)
DE (1) DE3039356A1 (it)
ES (1) ES496150A0 (it)
FR (1) FR2467824B1 (it)
IT (1) IT1133966B (it)
MY (1) MY8500514A (it)
SE (1) SE441921B (it)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588519A (en) * 1982-01-29 1986-05-13 Dearborn Chemical Company Method of inhibiting corrosion of iron base metals
US4663053A (en) * 1982-05-03 1987-05-05 Betz Laboratories, Inc. Method for inhibiting corrosion and deposition in aqueous systems
US4868263A (en) * 1983-10-26 1989-09-19 Betz Laboratories, Inc. Novel amine-containing copolymers and their use
US4869845A (en) * 1983-10-26 1989-09-26 Betz Laboratories, Inc. Water treatment compositions
US4895664A (en) * 1983-10-26 1990-01-23 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4944885A (en) * 1983-10-26 1990-07-31 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4929362A (en) * 1983-10-26 1990-05-29 Betz Laboratories, Inc. Calcium phosphate scale control methods
US4929695A (en) * 1983-10-26 1990-05-29 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4898684A (en) * 1983-10-26 1990-02-06 Betz Laboratories, Inc. Novel amine-containing copolymers and their use
US4849129A (en) * 1988-05-06 1989-07-18 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4701262A (en) * 1983-10-26 1987-10-20 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4863614A (en) * 1983-10-26 1989-09-05 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4980433A (en) * 1983-10-26 1990-12-25 Betz Laboratories, Inc. Novel amine-containing copolymers and their use
US4895916A (en) * 1983-10-26 1990-01-23 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4906383A (en) * 1983-10-26 1990-03-06 Betz Laboratories, Inc. Novel amine-containing copolymers and their use
US4600524A (en) * 1983-12-08 1986-07-15 W. R. Grace & Co. Composition and method for inhibiting scale
US4631131A (en) * 1983-12-08 1986-12-23 R. W. Grace & Co. Method for inhibiting scale
US4699225A (en) * 1984-05-10 1987-10-13 Diamond Shamrock Chemicals Company Drilling fluids containing AMPS, acrylic acid, itaconic acid polymer
US4622373A (en) * 1984-05-10 1986-11-11 Diamond Shamrock Chemicals Company Fluid loss control additives from AMPS polymers
US4711725A (en) * 1985-06-26 1987-12-08 Rohm And Haas Co. Method of stabilizing aqueous systems
US4904413A (en) * 1986-03-26 1990-02-27 Nalco Chemical Company Cooling water corrosion control method and composition
US4895663A (en) * 1986-05-16 1990-01-23 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4935065A (en) * 1986-08-22 1990-06-19 Ecolab Inc. Phosphate-free alkaline detergent for cleaning-in-place of food processing equipment
US4781865A (en) * 1986-09-29 1988-11-01 Ecolab, Inc. Phosphinated and phosphonated sulfonic acids
US4717542A (en) * 1987-01-23 1988-01-05 W. R. Grace & Co. Inhibiting corrosion of iron base metals
US4784774A (en) * 1987-10-08 1988-11-15 The B. F. Goodrich Company Compositions containing phosphonoalkane carboxylic acid for scale inhibition
US5034155A (en) * 1990-02-06 1991-07-23 Jamestown Chemical Company, Inc. Cooling water treatment composition
US5091491A (en) * 1990-11-01 1992-02-25 W. R. Grace & Co.-Conn. Water-soluble allylphosphonate copolymers
US5124047A (en) * 1990-11-01 1992-06-23 W. R. Grace & Co.-Conn. Method of inhibiting scale deposits
US5300231A (en) * 1992-08-05 1994-04-05 Calgon Corporation Controlling silica/silicate deposition using phosphonate combinations
US5378368A (en) * 1992-08-05 1995-01-03 Calgon Corporation Controlling silica/silicate deposition using polyether polyamino methylene phosphonates
US5380782A (en) * 1993-10-04 1995-01-10 Rohm And Haas Company Polymeric dispersants for ceramic materials
GB9409483D0 (en) * 1994-05-12 1994-06-29 Fmc Corp Uk Ltd Scale inhibition process
EP1099132A1 (en) * 1997-07-25 2001-05-16 Raytheon Company Fiber optic connector
US6846452B2 (en) * 1998-07-17 2005-01-25 Ashland Inc. Scale inhibitor for an aqueous system
US6403028B1 (en) 1999-10-18 2002-06-11 Ashland Inc. All-organic corrosion inhibitor composition and uses thereof
US20110021410A1 (en) * 2009-07-27 2011-01-27 Ecolab Usa Inc. Novel formulation of a ware washing solid controlling hardness
US20110017945A1 (en) * 2009-07-27 2011-01-27 Ecolab Inc. Novel formulation of a ware washing solid controlling hardness
US8883035B2 (en) 2009-07-27 2014-11-11 Ecolab Usa Inc. Formulation of a ware washing solid controlling hardness
US10442732B2 (en) 2016-05-20 2019-10-15 United States Gypsum Company Gypsum slurries with linear polycarboxylate dispersants

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL250070A (it) * 1959-04-01
DE1806594C3 (de) * 1968-11-02 1979-05-03 Joh. A. Benckiser Gmbh, 6700 Ludwigshafen Verwendung eines Gemisches aus Aminoalkylenphosphonsäure und polymerer Verbindungen zur Verhinderung von Steinbildenden Ablagerungen in wässrigen Systemen
US3886204A (en) * 1970-12-16 1975-05-27 Bayer Ag 2-Phosphono-butane-1,2,3,4-tetracarboxylic acids
DE2061838C3 (de) * 1970-12-16 1980-06-12 Bayer Ag, 5090 Leverkusen 2-Phosphono-butan-1,2-dicarbonsäure-Derivate, Verfahren zu ihrer Herstellung und diese Verbindungen enthaltende Mittel
US3709815A (en) * 1971-07-01 1973-01-09 Calgon Corp Boiler water treatment
US3709816A (en) * 1971-07-01 1973-01-09 Calgon Corp Control of alluvial and other deposits in aqueous systems
US3806367A (en) * 1972-06-01 1974-04-23 Bitz Lab Inc Acrylamido-sulfonic acid polymers and their use as rust and tubercle removing agents
US3898037A (en) * 1972-06-01 1975-08-05 Betz Laboratories Acrylamido-sulfonic acid polymers and their use
US3890228A (en) * 1973-04-13 1975-06-17 Chemed Corp Polyacrylate-polyphosphonic acid treatment in aqueous systems
DE2325829C2 (de) * 1973-05-22 1982-04-01 Henkel KGaA, 4000 Düsseldorf Sequestrierungsmittel
US3992318A (en) * 1973-10-09 1976-11-16 Drew Chemical Corporation Corrosion inhibitor
GB1458235A (en) * 1974-06-11 1976-12-08 Ciba Geigy Uk Ltd Inhibiting scale formation in aqueous systems
CA1062983A (en) * 1975-09-08 1979-09-25 Joseph J. Schuck Copolymers for the control of the formation and deposition of materials in aqueous mediums
DE2643422A1 (de) * 1976-09-21 1978-03-30 Kurita Water Ind Ltd Wasserbehandlungsmittel und verfahren zur behandlung von wasser
US4118318A (en) * 1976-10-26 1978-10-03 Calgon Corporation Gas scrubber scale and deposit control
GB1539974A (en) * 1976-11-10 1979-02-07 Ciba Geigy Ag Method of inhibiting corrosion and scaling of metals in contact with water
US4048066A (en) * 1976-11-17 1977-09-13 Chemed Corporation Method of inhibiting scale
DE2723834A1 (de) * 1977-05-26 1978-12-07 Bayer Ag Umsetzungsprodukte von phosphonocarbonsaeuren mit alkoholen
CA1114978A (en) * 1978-06-15 1981-12-22 Chih M. Hwa Sludge conditioning composition for scale inhibition in water
US4255259A (en) * 1979-09-18 1981-03-10 Chemed Corporation Scale inhibition

Also Published As

Publication number Publication date
SE441921B (sv) 1985-11-18
FR2467824A1 (fr) 1981-04-30
FR2467824B1 (fr) 1985-12-20
MY8500514A (en) 1985-12-31
DE3039356A1 (de) 1981-05-14
US4432879A (en) 1984-02-21
ES8203802A1 (es) 1982-04-01
DE3039356C2 (it) 1989-03-30
CA1151498A (en) 1983-08-09
SE8007353L (sv) 1981-04-24
IT1133966B (it) 1986-07-24
ES496150A0 (es) 1982-04-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971030