BE714672A - - Google Patents

Info

Publication number
BE714672A
BE714672A BE714672DA BE714672A BE 714672 A BE714672 A BE 714672A BE 714672D A BE714672D A BE 714672DA BE 714672 A BE714672 A BE 714672A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE714672A publication Critical patent/BE714672A/xx

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
    • C02F5/12—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 nitrogen
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Detergent Compositions (AREA)
BE714672D 1967-06-22 1968-05-03 BE714672A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64792067A 1967-06-22 1967-06-22

Publications (1)

Publication Number Publication Date
BE714672A true BE714672A (OSRAM) 1968-11-04

Family

ID=24598777

Family Applications (1)

Application Number Title Priority Date Filing Date
BE714672D BE714672A (OSRAM) 1967-06-22 1968-05-03

Country Status (6)

Country Link
US (1) US3549538A (OSRAM)
BE (1) BE714672A (OSRAM)
DE (1) DE1769226B2 (OSRAM)
ES (1) ES353530A1 (OSRAM)
GB (1) GB1216781A (OSRAM)
NL (1) NL139135B (OSRAM)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962110A (en) * 1970-10-19 1976-06-08 Texaco Inc. Process and composition for preventing scale build-up
US3666664A (en) * 1971-05-12 1972-05-30 Nalco Chemical Co Compositions and methods for controlling scale
US3965027A (en) * 1974-03-11 1976-06-22 Calgon Corporation Scale inhibition and corrosion inhibition
US4018702A (en) * 1974-03-11 1977-04-19 Calgon Corporation Corrosion inhibition with amine adducts of maleic anhydride polymers
US4008164A (en) * 1974-03-21 1977-02-15 Nalco Chemical Company Process for scale inhibition
US4079011A (en) * 1974-09-03 1978-03-14 Texaco Inc. Composition containing a polyvinylpyrrolidone and method for stimulating well production
US3956164A (en) * 1974-09-23 1976-05-11 Calgon Corporation Chelating agents
US4288327A (en) * 1975-09-08 1981-09-08 Betz Laboratories, Inc. Copolymers for the control of the formation and deposition of materials in aqueous mediums
US4007118A (en) * 1975-10-16 1977-02-08 Cubic Corporation Ozone oxidation of waste water
FR2415079A1 (fr) * 1978-01-23 1979-08-17 American Cyanamid Co Composition de polymeres anioniques utiles comme inhibiteurs des incrustations et antiprecipitants
CA1114978A (en) * 1978-06-15 1981-12-22 Chih M. Hwa Sludge conditioning composition for scale inhibition in water
US4325744A (en) * 1980-07-25 1982-04-20 The United States Of America As Represented By The Secretary Of The Navy Method and composition for cleaning metal surfaces with a film-forming composition
US4446045A (en) * 1981-04-01 1984-05-01 Betz Laboratories, Inc. Composition for treating aqueous mediums
DE3230291A1 (de) * 1981-08-18 1983-03-03 Dearborn Chemicals Ltd., Widnes, Cheshire Zusammensetzung zur verhinderung von kesselstein in waessrigen systemen
US4457847B2 (en) * 1981-11-05 1996-12-31 Nalco Chemical Co Carboxylate polymers for internal scale control agents in boiler systems
US4454046A (en) * 1982-09-07 1984-06-12 The Dow Chemical Company Boiler scale prevention employing an organic chelant
US4556493A (en) * 1983-02-16 1985-12-03 Dearborn Chemical Company Composition and method for inhibiting scale
CA1224999A (en) * 1983-02-16 1987-08-04 Dionisio G. Cuisia Composition and method for inhibiting scale
DE3317126C2 (de) * 1983-05-06 1986-07-24 Mannesmann AG, 4000 Düsseldorf Verfahren zur Vermeidung von Säurekorrosion an Stranggießanlagen
EP0140519A1 (en) * 1983-09-02 1985-05-08 Pfizer Inc. Use of chelating agents in water desalination
US4721532A (en) * 1985-08-05 1988-01-26 W. R. Grace & Co. Removal of iron fouling in cooling water systems
GB2184109A (en) * 1985-10-29 1987-06-17 Grace W R & Co The treatment of aqueous systems
US4713195A (en) * 1986-01-30 1987-12-15 Aqua-Chem Inc. Scale inhibitor
NZ221349A (en) * 1986-08-15 1990-09-26 Calgon Corp Compositions for boiler scale inhibition comprising a low molecular weight (meth)acrylic acid polymer and a (meth)acrylic acid polymer more than double the molecular weight
US5183573A (en) * 1991-07-22 1993-02-02 W. R. Grace & Co.-Conn. Multipurpose scale preventer/remover
EP0674024B1 (en) * 1994-03-17 1998-12-16 Calgon Corporation Method for controlling and removing solid deposits from a surface of a component of a steam generating system
ES2210313T3 (es) * 1994-09-26 2004-07-01 Steris, Inc. Tratamiento alcalino del acero inoxidable.
US6770150B1 (en) 2000-03-09 2004-08-03 Steris Inc. Process for removing deposits from enclosed chambers
US6341612B1 (en) 2000-03-09 2002-01-29 Steris Inc Two compartment container for neutralizing used cleaning solutions
US6550487B1 (en) 2000-03-09 2003-04-22 Steris Inc. Apparatus for removing deposits from enclosed chambers
RU2528540C1 (ru) * 2013-03-19 2014-09-20 Фёдор Фёдорович Чаусов Ингибитор коррозии и(или) солеотложений
US9920288B2 (en) 2014-07-11 2018-03-20 Diversey, Inc. Tablet dishwashing detergent and methods for making and using the same
US9139799B1 (en) 2014-07-11 2015-09-22 Diversey, Inc. Scale-inhibition compositions and methods of making and using the same
WO2016175895A1 (en) 2015-04-29 2016-11-03 Shutterfly, Inc. Image product creation based on face images grouped using image product statistics
CN110028170B (zh) * 2019-05-21 2022-01-25 四川文理学院 一种高效阻垢剂及其应用
CN110127871B (zh) * 2019-05-21 2022-01-11 四川文理学院 一种新型阻垢剂及其应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2396938A (en) * 1944-01-22 1946-03-19 Martin Dennis Company Method of treating boilers
US2723956A (en) * 1950-09-26 1955-11-15 Nat Aluminate Corp Boiler scale reduction using a copolymer of maleic anhydride and another monoethylenic compound
US2783200A (en) * 1951-11-03 1957-02-26 Dearborn Chemicals Co Sludge conditioning and dispersing agents for boiler water treatment
US2980610A (en) * 1956-07-13 1961-04-18 Monsanto Chemicals Process for treating water
US3308065A (en) * 1963-07-22 1967-03-07 Dow Chemical Co Scale removal, ferrous metal passivation and compositions therefor
NL149551B (nl) * 1964-08-04 1976-05-17 Dow Chemical Co Werkwijze voor het reinigen en passiveren van ijzerhoudende metaaloppervlakken, waarop metallisch koper is afgezet.
US3296027A (en) * 1964-11-19 1967-01-03 Nalco Chemical Co Removal and inhibition of scale formation in steam generation
US3331773A (en) * 1966-07-22 1967-07-18 Grace W R & Co Process for inhibiting precipitation in water

Also Published As

Publication number Publication date
DE1769226B2 (de) 1973-01-18
ES353530A1 (es) 1969-10-01
DE1769226A1 (de) 1971-11-11
NL6806248A (OSRAM) 1968-12-23
GB1216781A (en) 1970-12-23
US3549538A (en) 1970-12-22
NL139135B (nl) 1973-06-15

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