Patents by Inventor Siegbert Christiani

Siegbert Christiani 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).

  • METHOD FOR PRODUCING A CERAMIC MOULDED BODY
    Publication number: 20230062590
    Abstract: The invention relates to a method for producing a ceramic moulded body, comprising the following steps: a) producing a green body containing ceramic material, binding agents and an organic pore forming agent; b) heating the green body to a temperature equal to or higher than the sublimation temperature of the pore forming agent; c) burning the green body to form a ceramic moulded body. According to the invention that the organic pore forming agent is selected from the group consisting of dicarboxylic acids and mixtures of dicarboxylic acids, the sublimation temperature being at least 80 k lower than the decomposition temperature.
    Type: Application
    Filed: June 29, 2022
    Publication date: March 2, 2023
    Inventors: Siegbert Christiani, Chriffe Omar Belda, Christian Wenzel
  • Method for producing a ceramic moulded body
    Patent number: 11548830
    Abstract: The invention relates to a method for producing a ceramic moulded body, comprising the following steps: a) producing a green body containing ceramic material, binding agents and an organic pore forming agent; b) heating the green body to a temperature higher than the sublimation and/or decomposition temperature of the pore forming agent; c) burning the green body to form a ceramic moulded body. According to the invention, the binding agent comprises polyglycols and fumaric acid.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: January 10, 2023
    Assignee: HERMES SCHLEIFMITTEL GMBH
    Inventors: Siegbert Christiani, Chriffe Omar Belda, Christian Wenzel
  • METHOD FOR PRUDUCING A CERAMIC MOULDED BODY
    Publication number: 20190039212
    Abstract: The invention relates to a method for producing a ceramic moulded body, comprising the following steps: a) producing a green body containing ceramic material, binding agents and an organic pore forming agent; b) heating the green body to a temperature equal to or higher than the sublimation temperature of the pore forming agent; c) burning the green body to form a ceramic moulded body. According to the invention that the organic pore forming agent is selected from the group consisting of dicarboxylic acids and mixtures of dicarboxylic acids, the sublimation temperature being at least 80 k lower than the decomposition temperature.
    Type: Application
    Filed: February 9, 2017
    Publication date: February 7, 2019
    Inventors: Siegbert Christiani, Chriffe Omar Belda, Christian Wenzel
  • METHOD FOR PRUDUCING A CERAMIC MOULDED BODY
    Publication number: 20190039961
    Abstract: The invention relates to a method for producing a ceramic moulded body, comprising the following steps: a) producing a green body containing ceramic material, binding agents and an organic pore forming agent; b) heating the green body to a temperature higher than the sublimation and/or decomposition temperature of the pore forming agent; c) burning the green body to form a ceramic moulded body. According to the invention, the binding agent comprises polyglycols and fumaric acid.
    Type: Application
    Filed: February 9, 2017
    Publication date: February 7, 2019
    Inventors: Siegbert Christiani, Chriffe Omar Belda, Christian Wenzel