Patents by Inventor Johannes KLÖSENER

Johannes KLÖSENER 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).

  • PROCESS FOR THE PREPARATION OF PURE LITHIUM OXIDE
    Publication number: 20240059576
    Abstract: The invention relates to a process for the production of pure lithium oxide and its use, wherein lithium carbonate is reacted with finely divided, elemental carbon in powder form in the temperature range between 600 and 1200° C., wherein the two reactants are intensively premixed prior to the thermolysis process so that the bulk density of the mixture is reduced by at least 5%, preferably by at least 15%.
    Type: Application
    Filed: January 3, 2022
    Publication date: February 22, 2024
    Inventors: Ulrich WIETELMANN, Ahmet KARACA, Johannes KLÖSENER, Mary SCHÄDER, Holger SCHWERIN, Henrike REMPEL, Katrin WESSELS, Rolf SANDERS, Alexander HÜBNER
  • STABLE ALKALI AMIDE SOLUTIONS AND PROCESSES FOR PREPARING SAME
    Publication number: 20210371435
    Abstract: The object of the invention are solutions of alkali metal amides MNR1R2, wherein M is an alkali metal selected from Li, Na, K, Rb, Cs; R1 and R2 independently of one another are linear, branched or cyclic alkyl groups having 1 to 8 C atoms or together are a cycloalkyl radical, the alkali metal amides being present in methyltetrahydropyran or in a solvent mixture containing methyltetrahydropyran, and processes for their preparation.
    Type: Application
    Filed: June 28, 2019
    Publication date: December 2, 2021
    Inventors: Dirk DAWIDOWSKI, Annika HÖRBERG, Uwe LISCHKA, Theresa SCHMIDT, Johannes KLÖSENER, Ulrich WIETELMANN, Peter RITTMEYER, Stefan SCHNIPPERING