Patents by Inventor Didier KOELLSCH

Didier KOELLSCH 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).

  • Two-component composition for forming an injectable or pumpable organo-mineral material, and associated sealing methods and uses
    Patent number: 12503399
    Abstract: The present invention relates to a two-component composition consisting of a component A intended to be mixed, in situ, with a component B in order to form an injectable or pumpable organo-mineral compound, in particular for injection-sealing dynamic anchor bolts, comprising at least one alkali metal silicate, at least one polyisocyanate derivative and at least one cement. The component A further contains at least one polyol having a molecular mass of between 50 and 200 g/mol, at least one polymerisation catalyst comprising at least one polar function and at least one gelling agent and the component B further comprises at least one suitable.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: December 23, 2025
    Assignee: WEBER MINING & TUNNELLING
    Inventors: Didier Koellsch, Frank Weber
  • Two-component composition for forming an injectable or pumpable organo-mineral material, and associated sealing methods and uses
    Publication number: 20230183136
    Abstract: The present invention relates to a two-component composition consisting of a component A intended to be mixed, in situ, with a component B in order to form an injectable or pumpable organo-mineral compound, in particular for injection-sealing dynamic anchor bolts, comprising at least one alkali metal silicate, at least one polyisocyanate derivative and at least one cement.
    Type: Application
    Filed: May 4, 2021
    Publication date: June 15, 2023
    Inventors: Didier KOELLSCH, Frank WEBER