Patents by Inventor Harald Keller

Harald Keller has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8063265
    Abstract: A hydrogel having a floatability where from 40% to 90% of a solution and/or suspension to be thickened are thickened starting from the surface of the liquid and the rest of the solution and/or suspension to be thickened is thickened starting from the bottom of the container, a process for preparing the hydrogel and also its use for absorbing blood and/or body fluids, especially in hygiene articles, or for thickening aqueous solutions and/or suspensions, especially for thickening medical wastes.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: November 22, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Martin Beck, Volker Frenz, Anna Kowalski, Elisabeth Selzer, Ernst Jürgen Bauer, Harald Keller, Bernhard Steinmetz
  • Patent number: 7955518
    Abstract: The process for finishing textile materials by treatment with at least one aqueous liquor which comprises at least one organic polymer and at least one organic or inorganic solid in particulate form, wherein the organic or inorganic solid or solids are present in the liquor in a fraction of at least 5.5 g/l.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: June 7, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Harald Keller, Juergen Reichert
  • Publication number: 20100305256
    Abstract: The process for finishing textile materials by treatment with at least one aqueous liquor which comprises at least one organic polymer and at least one organic or inorganic solid in particulate form, wherein the organic or inorganic solid or solids are present in the liquor in a fraction of at least 5.5 g/l.
    Type: Application
    Filed: June 29, 2010
    Publication date: December 2, 2010
    Applicant: BASF Aktiengesellschaft
    Inventors: Harald KELLER, Jürgen REICHERT
  • Patent number: 7790238
    Abstract: The process for finishing textile materials by treatment with at least one aqueous liquor which comprises at least one organic polymer and at least one organic or inorganic solid in particulate form, wherein the organic or inorganic solid or solids are present in the liquor in a fraction of at least 5.5 g/l.
    Type: Grant
    Filed: January 29, 2004
    Date of Patent: September 7, 2010
    Assignee: BASF Aktiengesellschaft
    Inventors: Harald Keller, Juergen Reichert
  • Patent number: 7727583
    Abstract: Provided is a process for producing a structured surface possessing a high level of hydrophilicity, wherein the process involves: coating a surface with a mixture to produce the structured surface, wherein the mixture includes: particles (a) having a number average particle diameter of from 0.1 ?m to 10 ?m; and particles (b) having a number average particle diameter of from 5 nm to 0.5 ?m and a 20° C. surface energy of greater than or equal to 80 mN/in, and wherein the mixture exhibits a bimodal particle diameter distribution of particles (a) and particles (b). The mixture may optionally include an aqueous liquor, an emulsifier, a binder, an adhesion promoter, a thickener, and/or a pigment. Also provided is a structured surface produced by the process. A non-limiting example of the structured surface produced by the process is a structured textile surface.
    Type: Grant
    Filed: May 17, 2005
    Date of Patent: June 1, 2010
    Assignee: BASF Aktiengesellschaft
    Inventors: Cedric Dieleman, Harald Keller, Wolfgang Schrepp, Thomas Frechen
  • Publication number: 20100120617
    Abstract: Process for producing microcapsules comprising an effect-substance-containing capsule core and a polymer-containing capsule covering, comprising the formation of the capsule covering by means of enzyme-catalyzed polymerization of monomers which are present in an inverse miniemulsion; and also microcapsules and dispersions. Use of said microcapsules and dispersions comprising microcapsules as component in colorants, cosmetics, pharmaceuticals, crop protection agents, fertilizers, additives for foods or animal feed, auxiliaries for polymers, paper, textile, leather or detergents and cleaners.
    Type: Application
    Filed: April 18, 2008
    Publication date: May 13, 2010
    Inventors: Rainer Dyllick-Brenzinger, Yvonne Dieckmann, Dietmar Haering, Bernhard Sturm, Michael Schroers, Harald Keller
  • Publication number: 20090232652
    Abstract: The invention is related to a method for rotating a component of a wind energy plant by traversing an adjustment device, wherein the adjustment device comprises at least two adjustment drives, each one thereof having at least one electric motor, for traversing the adjustment device, and wherein during the traversing of the adjustment device, the electric motor of at least one of the at least two adjustment drives is operated at another rotational speed than the electric motor of at least one other of the at least two adjustment drives. Furthermore, the invention is related to a corresponding device.
    Type: Application
    Filed: February 19, 2009
    Publication date: September 17, 2009
    Applicant: Nordex Energy GmbH
    Inventors: Harald Keller, Lars-Ulrich Wiese-Muller, Eberhard Voss
  • Publication number: 20080217201
    Abstract: The present invention relates to the use of containers comprising plastic materials, whose inner walls are provided with a polymeric, organofluorine coating which has a multiplicity of perfluoroalkyl groups on its surface, for active substance formulations for crop protection or material protection.
    Type: Application
    Filed: July 25, 2006
    Publication date: September 11, 2008
    Applicant: Basf Aktiengesellschaft
    Inventors: Harald Keller, Detlef Dohnert, Winfried Mayer, Hilar Altenhofer
  • Publication number: 20080166317
    Abstract: Silane-modified polymeric amines having a weight average molecular weight of 10,000 to 1,000,000 g/mol, and comprising at least one structural unit of the formula (I) which unit may comprise part of the main polymer chain or may be bound to the main polymer chain by an anchor group: wherein X represents a bond or a —(CR4R5)n— group; Z represents a —CONH—, —(CH2)m—O—, or —(CH2)o—CH(OH)—(CH2)p—(O)q— group; m represents a number 1 to 6; o represents a number 0 to 6; p represents a number 1 to 6; q represents a number 0 or 1; r represents a number 0 or 1; R1, R2, and R3 each independently represent an alkyl, an OH, or an O-alkyls; R4 and R5 each independently represents an H or an alkyl; and n represents a number 1 to 20; methods for their preparation, biocidal formulations containing the same and uses therefore.
    Type: Application
    Filed: May 9, 2006
    Publication date: July 10, 2008
    Inventors: Harald Keller, James Bullock, Norbert Heidinger
  • Publication number: 20080131279
    Abstract: A wind energy plant with a nacelle, the azimuth orientation of which is motor-driven adjustable via an adjustment device, the adjustment device having at least one asynchronous motor with gearbox and at least one holding brake, wherein a control unit for the asynchronous motor is provided, which limits the moment occurring on the asynchronous motor to a predetermined maximum value.
    Type: Application
    Filed: July 2, 2007
    Publication date: June 5, 2008
    Applicant: Nordex Energy GmbH
    Inventors: Merten Behnke, Harald Keller, Joachim Nitzpon
  • Patent number: 7367955
    Abstract: An improved non-invasive respiration monitor combines signals from a spirometer and laser chest displacement sensor to reduce signal error. The improved respirations signal can be used for position correction in radiation therapy and imaging applications and can be displayed to a user in breath control techniques.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: May 6, 2008
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: Tiezhi Zhang, Harald Keller, Bhudatt R. Paliwal
  • Publication number: 20080014432
    Abstract: A process for producing structured surfaces possessing a high level of hydrophilicity comprises coating the surfaces with (a) particles having a number average diameter in the range from 0.1 to 10 ?m and (b) particles having a number average diameter in the range from 5 nm to 0.5 ?m and a 20° C. surface energy of not less than 100 mN/m.
    Type: Application
    Filed: May 17, 2005
    Publication date: January 17, 2008
    Applicant: BASF Aktiengesellschaft
    Inventors: Cedric Dieleman, Harald Keller, Wolfgang Schrepp, Thomas Frechen
  • Patent number: 7302038
    Abstract: Compensation for patient rotation between planning and treatment in a radiation therapy machine is provided by angled translation of a table surface on which the patient is supported without actual patient rotation.
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: November 27, 2007
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: Thomas Rockwell Mackie, Sarah Ann Boswell, Robert Jeraj, Harald Keller, Michael William Kissick, David Pearson, Gustavo Olivera, Kenneth J. Ruchala
  • Publication number: 20070207922
    Abstract: A process for finishing absorbent material which comprises it being (A) hydrophilicized in a first step (B) treated in a subsequent step with at least one aqueous liquor comprising (a) at least one organic polymer, (b) at least one organic or inorganic solid in particulate form other than (a), and (c) at least one emulsifier.
    Type: Application
    Filed: July 30, 2005
    Publication date: September 6, 2007
    Applicant: BASF Aktiengesellschaft
    Inventors: Corinna Haindl, Cedric Dieleman, Axel Ebenau, Harald Keller
  • Publication number: 20070197111
    Abstract: A process for finishing absorbent materials by treatment with at least one aqueous liquor comprising at least one organic polymer, at least one organic or inorganic solid in particulate form, and at least one emulsifier selected from emulsifiers of the general formula I where: R1 is selected from C6-C40-alkyl, R2 is at each instance the same or different and selected from hydrogen and methyl m and n are the same or different and each selected from integers in the range from 0 to 10, R3 is at each instance the same or different and selected from C6-C20-alkyl, M is an alkali metal or ammonium.
    Type: Application
    Filed: May 17, 2005
    Publication date: August 23, 2007
    Applicant: BASF Aktiengesellschaft
    Inventors: Cedric Dieleman, Harald Keller, Axel Ebenau, Jurgen Reichert
  • Publication number: 20070066947
    Abstract: A hydrogel having a floatability where from 40% to 90% of a solution and/or suspension to be thickened are thickened starting from the surface of the liquid and the rest of the solution and/or suspension to be thickened is thickened starting from the bottom of the container, a process for preparing the hydrogel and also its use for absorbing blood and/or body fluids, especially in hygiene articles, or for thickening aqueous solutions and/or suspensions, especially for thickening medical wastes.
    Type: Application
    Filed: October 28, 2004
    Publication date: March 22, 2007
    Applicant: BASF AKTIENGESELLSCHAFT
    Inventors: Martin Beck, Volker Frenz, Anna Kowalski, Elisabeth Selzer, Ernst Bauer, Harald Keller, Bernhard Steinmetz
  • Patent number: 7186986
    Abstract: A high efficiency radiation detector employs longitudinally extending converter elements receiving longitudinally propagating radiation to produce high-energetic electrons received by detector structures in interstitial spaces. The secondary electron generation in this architecture allows great freedom in selection of converter materials and thickness. A variety of detector mechanisms may be used including ionization-type detectors or scintillation-type detector.
    Type: Grant
    Filed: June 17, 2002
    Date of Patent: March 6, 2007
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: Ralf Hinderer, Harald Keller, Thomas R. Mackie, Jeffrey Kapatoes, David W. Pearson, Paul J. Reckwerdt, Richard C. Schmidt
  • Publication number: 20060257582
    Abstract: Hydrophilic composite material comprising components A and B, and optionally C, where A is a substance which readily swells with water, B is a substance which forms a porous structure or has a predetermined porous structure, and in whose pores A is present, and C is a binder.
    Type: Application
    Filed: July 14, 2006
    Publication date: November 16, 2006
    Applicant: BASF Aktiengesellschaft
    Inventors: Harald Keller, Ekkehard Jahns, Thomas Frechen, Wolfgang Schrepp
  • Patent number: 7119224
    Abstract: A process for preparing and/or working up mixtures by (meth)acrylic acid and/or (meth)acrylic ester in the presence of at least one polymerization inhibitor and at least one oxygenous gas, which comprises metering in at least part of the oxygenous gas at an exit rate of at least 50 mm/s.
    Type: Grant
    Filed: September 2, 2003
    Date of Patent: October 10, 2006
    Assignee: BASF Aktiengesellschaft
    Inventors: Juergen Schroeder, Frank Hoefer, Sylke Haremza, Gerhard Wagenblast, Volker Schliephake, Ulrich Jaeger, Harald Keller, Cedric Dieleman
  • Publication number: 20060174418
    Abstract: The process for finishing textile materials by treatment with at least one aqueous liquor which comprises at least one organic polymer and at least one organic or inorganic solid in particulate form, wherein the organic or inorganic solid or solids are present in the liquor in a fraction of at least 5.5 g/l.
    Type: Application
    Filed: January 29, 2004
    Publication date: August 10, 2006
    Inventors: Harald Keller, Jurgen Reichert