Patents by Inventor Steffen KEY

Steffen KEY 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).

  • Publication number: 20210179448
    Abstract: A water processing device is provided for removing micro-pollutants, in particular medicaments, from water, the device comprising at least one housing and at least one adsorption unit which is arranged in the housing and which at least partially adsorbs the micro-pollutants in at least one operating state and which comprises at least one non-specific adsorption element, wherein the at least one adsorption unit comprises at least one specific adsorption element.
    Type: Application
    Filed: February 24, 2021
    Publication date: June 17, 2021
    Inventors: Christian DAHLBERG, Steffen KEY, Dietmar OECHSLE
  • Publication number: 20190039917
    Abstract: A water processing device is provided for removing micro-pollutants, in particular medicaments, from water, the device comprising at least one housing and at least one adsorption unit which is arranged in the housing and which at least partially adsorbs the micro-pollutants in at least one operating state and which comprises at least one non-specific adsorption element, wherein the at least one adsorption unit comprises at least one specific adsorption element.
    Type: Application
    Filed: October 11, 2018
    Publication date: February 7, 2019
    Inventors: Christian DAHLBERG, Steffen KEY, Dietmar OECHSLE
  • Publication number: 20190039914
    Abstract: A water processing device is provided for removing micro-pollutants, in particular medicaments, from water, the device comprising at least one filter unit which is provided for at least one filtering of water in at least one operating state and which comprises at least one tubular filter element with at least two end portions, and comprising at least one adsorption unit which at least partially adsorbs the micro-pollutants in at least one operating state, wherein the at least two end portions enclose an inner angle of from 0° to 90° when in the assembled state.
    Type: Application
    Filed: October 11, 2018
    Publication date: February 7, 2019
    Inventors: Dietmar OECHSLE, Christian DAHLBERG, Steffen KEY
  • Publication number: 20180327930
    Abstract: A filament production device, in particular a filament reaction-spinning production device, comprising at least one spinning nozzle unit, which is provided for producing at least one filament formed as a hollow fibre membrane from at least one polymer solution, and comprising a polymerisation unit, which is provided for initiating a polymerisation of the polymer solution, wherein the polymerisation unit is provided for initiating the polymerisation at least partially within the spinning nozzle unit.
    Type: Application
    Filed: July 26, 2018
    Publication date: November 15, 2018
    Inventors: Dietmar OECHSLE, Christian DAHLBERG, Erik MUELLER, Werner WIETSCHORKE, Steffen KEY