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1971-12-10 |
1974-11-20 |
Ciba Geigy Ag |
Polymaleic anhydride compositions and their use
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1973-02-14 |
1978-11-21 |
Ciba-Geigy (Uk) Limited |
Treatment of water
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GB1414918A
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1973-02-14 |
1975-11-19 |
Ciba Geigy Uk Ltd |
Treatment of water to prevent the deposition of scale
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1973-10-15 |
1979-04-03 |
Petrolite Corporation |
Scale converters
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1974-03-11 |
1977-04-19 |
Calgon Corporation |
Corrosion inhibition with amine adducts of maleic anhydride polymers
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1974-03-11 |
1976-06-22 |
Calgon Corporation |
Scale inhibition and corrosion inhibition
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1974-04-30 |
1980-05-27 |
Ciba-Geigy Limited |
Process for alkaline scaling
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1975-09-08 |
1981-09-08 |
Betz Laboratories, Inc. |
Copolymers for the control of the formation and deposition of materials in aqueous mediums
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1976-11-10 |
1979-02-07 |
Ciba Geigy Ag |
Method of inhibiting corrosion and scaling of metals in contact with water
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1976-11-11 |
1980-01-24 |
Grillo-Werke Ag, 4100 Duisburg |
Verwendung eines Zusatzmittels zu Wasser zur Verhinderung von Ansatzbildungen an Heizflächen insbesondere von thermischen Meerwasserentsalzungsanlagen
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1976-11-17 |
1977-09-13 |
Chemed Corporation |
Method of inhibiting scale
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1976-12-13 |
1978-05-16 |
Borg-Warner Corporation |
2,2,2-Tris(hydroxymethyl)ethylphosponic acid and method for its preparation
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1977-03-23 |
1980-09-16 |
Pfizer Inc. |
Terpolymers of maleic anhydride and their use as scale control agents
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1977-03-23 |
1977-12-27 |
Pfizer Inc. |
Terpolymers of maleic anhydride and their use as scale control agents
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1977-12-15 |
1979-08-28 |
American Cyanamid Company |
Process for magnesium scale control using mixtures of polycationic and polyanionic polymers
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1977-12-15 |
1979-08-28 |
American Cyanamid Company |
Compositions comprising mixtures of polycationic and polyanionic polymers as magnesium scale control agents
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1979-01-11 |
1984-08-24 |
Ciba Geigy Ag |
Procede pour teindre des matieres cellulosiques textiles n'ayant pas ete nettoyees au prealable, preparation et produits utilises a cet effet, et matieres cellulosiques teintes par ce procede
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1979-12-28 |
1985-08-06 |
Pfizer Inc. |
Use of fumaric acid polymers as antiscalants
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1979-12-28 |
1984-12-04 |
Pfizer Inc. |
Use of fumaric acid polymers as antiscalants
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1980-02-25 |
1982-09-28 |
Ciba-Geigy Corporation |
Method for scale control
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1980-03-06 |
1981-10-27 |
Calgon Corporation |
Polyphosphate and polymaleic anhydride combination for treating corrosion
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1981-04-01 |
1984-05-01 |
Betz Laboratories, Inc. |
Composition for treating aqueous mediums
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1981-05-30 |
1985-02-21 |
Ciba Geigy Ag |
Water treatment
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1981-07-16 |
1984-04-24 |
Mechanical Equipment Company, Inc. |
Alkaline scale abatement
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1981-11-05 |
1996-12-31 |
Nalco Chemical Co |
Carboxylate polymers for internal scale control agents in boiler systems
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1982-02-01 |
1984-06-05 |
Calgon Corporation |
Control of scale in sugar evaporation equipment
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1983-01-25 |
1985-09-03 |
Ciba-Geigy Corporation |
Aqueous composition of polymaleic acid, surfactants and complexing agents, and its preparation and use as an assistant in the pretreatment of cellulose-containing fibre materials
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GB8305346D0
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1983-02-25 |
1983-03-30 |
Ciba Geigy Ag |
Particulate calcium carbonate
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1983-03-03 |
1984-09-06 |
Agfa-Gevaert Ag, 5090 Leverkusen |
Fotografische entwicklerzusammensetzung
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1983-11-02 |
1999-12-14 |
Sotac Corporation |
Pesticide and method of making and using same
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1984-05-12 |
1987-01-06 |
Calgon Corporation |
Orthophosphate-containing desalination scale inhibitors
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FR2574065B1
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1984-12-04 |
1987-05-07 |
Bouet Philippe |
Procede antitartre et agent antitartre pour sa mise en oeuvre
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1985-01-31 |
1985-03-06 |
Ciba Geigy Ag |
Hydrolysed polymaleic anhydride
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1986-09-19 |
1988-03-31 |
Basf Ag |
Geringfuegig vernetzte, wasserloesliche polymaleinsaeure, verfahren zu deren herstellung und verwendung
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1987-01-10 |
1988-07-21 |
Basf Ag |
Verfahren zur herstellung von wasserloeslichen copoylmerisaten der maleinsaeure und deren verwendung als wasserbehandlungsmittel
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1988-04-21 |
1989-01-17 |
Calgon Corporation |
Method for controlling corrosion using molybdate compositions
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1988-06-03 |
1990-05-08 |
Eastman Kodak Company |
Photographic stabilizing bath containing hydrolyzed polymaleic anhydride
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1988-06-03 |
1990-05-22 |
Eastman Kodak Company |
Photographic stabilizing bath containing polyarcylic acid
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1988-12-12 |
1995-03-28 |
Kocib; Sidney Z. |
Conservation of water in operating evaporative coolers
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1989-02-14 |
1992-10-20 |
Fmc Corporation |
Process for inhibiting scale using maleic anhydride polymerized in reactive aromatic hydrocarbons
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1989-02-14 |
1992-10-15 |
Fmc Corporation (Uk) Limited |
Polymerisation of maleic anhydride
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1989-03-21 |
1992-08-04 |
Suresh Patel |
Process for treating water or aqueous systems
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1989-05-13 |
1990-11-15 |
Basf Ag |
Verwendung von wasserloeslichen copolymerisaten aus monoethylenisch ungesaettigten carbonsaeuren und vinylimidazol(derivaten) als wasserhandlungsmittel
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GB9005440D0
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1990-03-10 |
1990-05-09 |
Ciba Geigy Ag |
Composition
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EP0531313A1
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1990-05-25 |
1993-03-17 |
E.I. Du Pont De Nemours And Company |
Solutions aqueuses de copolymeres d'anhydride maleique hydrolyse
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1990-07-16 |
1994-08-09 |
Tosoh Corporation |
Maleic anhydride copolymer
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1992-11-20 |
1994-05-26 |
Basf Ag |
Mischungen aus Polymerisaten von monoethylenisch ungesättigten Dicarbonsäuren und Polymerisaten ethylenisch ungesättigter Monocarbonsäuren und/oder Polyaminocarbonsäuren und ihre Verwendung
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1995-02-03 |
1996-08-08 |
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Wasserlösliche oder wasserdispergierbare Pfropfpolymerisate, Verfahren zu ihrer Herstellung und ihre Verwendung
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Method and apparatus for determining location of characteristics of a pipeline
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Wellbore fluids containing additives for removing a filter cake and methods of using the same
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Composicion acuosa, procedimiento para extraer metales y utilizacion de agentes tensioactivos no ionicos en la extraccion de metal.
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2007-01-11 |
2008-07-17 |
Dave Bhasker B |
Method of inhibiting scale formation and deposition in desalination systems
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EP2014723A1
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2007-07-11 |
2009-01-14 |
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Procédé de fabrication de corps moulés en liège
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2007-10-22 |
2009-04-23 |
Peter Blokker |
Method of inhibiting scale formation and deposition in desalination systems
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2009-04-21 |
2010-10-28 |
Ecolab Usa Inc. |
Procédé et appareil de traitement catalytique de l'eau
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2010-08-03 |
2015-02-27 |
Басф Се |
Жидкости-носители для абразивов
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2011-08-10 |
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Ecolab USA, Inc. |
Synergistic interaction of weak cation exchange resin and magnesium oxide
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2016-09-29 |
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Cooling and/or lubricating fluids for wafer production
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