Patents by Inventor Stefan Grube

Stefan Grube 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).

  • Separator for separating a light liquid-water mixture and method for separating a light liquid-water mixture
    Patent number: 9458029
    Abstract: A separator is indicated, which is arranged in a container having a circular or ellipsoidal cross section and having a container wall, for separating a light liquid-water mixture, for example oil-polluted water, comprising: a feed arranged on a first side of the container having a feed chicane, which directs the supplied mixture downward and divides it into two first flow parts that are substantially of equal size, an outlet having an outlet tube, a circular or ellipsoidal flow wall having an internal wall side and an external wall side, wherein the flow wall passes through at least half of a full circle, preferably at least three quarters of a full circle, and has an opening, which is facing a second side of the container opposite the feed, wherein the flow wall between the external wall side of the flow wall and the container wall forms two flow channels at two opposite sides of the container wall in each case from the feed to the second side of the container, wherein in the flow channels in each case one o
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: October 4, 2016
    Assignee: ACO Severin Ahlmann GmbH & Co., KG
    Inventors: Hermann Mayer, Marc Schmitz, Stefan Grube, Libor Docekal
  • SEPARATOR FOR SEPARATING A LIGHT LIQUID-WATER MIXTURE AND METHOD FOR SEPARATING A LIGHT LIQUID-WATER MIXTURE
    Publication number: 20130306577
    Abstract: A separator is indicated, which is arranged in a container having a circular or ellipsoidal cross section and having a container wall, for separating a light liquid-water mixture, for example oil-polluted water, comprising: a feed arranged on a first side of the container having a feed chicane, which directs the supplied mixture downward and divides it into two first flow parts that are substantially of equal size, an outlet having an outlet tube, a circular or ellipsoidal flow wall having an internal wall side and an external wall side, wherein the flow wall passes through at least half of a full circle, preferably at least three quarters of a full circle, and has an opening, which is facing a second side of the container opposite the feed, wherein the flow wall between the external wall side of the flow wall and the container wall forms two flow channels at two opposite sides of the container wall in each case from the feed to the second side of the container, wherein in the flow channels in each case one o
    Type: Application
    Filed: September 7, 2011
    Publication date: November 21, 2013
    Applicant: ACO SEVERIN AHLMANN GMBH & CO.KG
    Inventors: Hermann Mayer, Marc Schmitz, Stefan Grube, Libor Docekal
  • Quarternization of the additive amino alkylmethacrylate copolymer E for improving permeability and solubility of pharmaceuticals
    Patent number: 8399523
    Abstract: The present invention relates to a strategy for improving the permeability and solubility of pharmaceuticals, based on adding a chemically modified amino alkyl methacrylate copolymer E, wherein the chemical modification is the quaternization of a fraction of the existing amino alkyl groups.
    Type: Grant
    Filed: December 12, 2008
    Date of Patent: March 19, 2013
    Assignee: Evonik Roehm GmbH
    Inventors: Peter Langguth, Stefan Grube, Holger Frey, Boris Obermeier
  • QUARTERNIZATION OF THE ADDITIVE AMINO ALKYLMETHACRYLATE COPOLYMER E FOR IMPROVING PERMEABILITY AND SOLUBILITY OF PHARMACEUTICALS
    Publication number: 20100286288
    Abstract: The present invention relates to a strategy for improving the permeability and solubility of pharmaceuticals, based on adding a chemically modified amino alkyl methacrylate copolymer E, wherein the chemical modification is the quaternization of a fraction of the existing amino alkyl groups.
    Type: Application
    Filed: December 12, 2008
    Publication date: November 11, 2010
    Applicant: Evonik Roehm GmbH
    Inventors: Peter Langguth, Stefan Grube, Holger Frey, Boris Obermeier