Patents by Inventor René HÖFT

René HÖFT 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).

  • Refractory coating composition for making facings on temporary molds or on cores for iron and steel casting operations
    Patent number: 11027328
    Abstract: The invention relates to a refractory coating composition for producing mold coatings on non-permanent molds or on cores for the casting of iron and steel, comprising a) an alkali metal salt or alkaline earth metal salt of carbonic acid and/or an alkali metal salt or alkaline earth metal salt of diphosphoric acid, b) a carrier liquid and c) refractory materials.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: June 8, 2021
    Assignee: HÜTTENES-ALBERTUS CHEMISCHE WERKE GESELLSCHAFT MIT BESCHRÄNKTER HAFTUNG
    Inventor: René Höft
  • REFRACTORY COATING COMPOSITION FOR MAKING FACINGS ON TEMPORARY MOLDS OR ON CORES FOR IRON AND STEEL CASTING OPERATIONS
    Publication number: 20190224745
    Abstract: The invention relates to a refractory coating composition for producing mold coatings on non-permanent molds or on cores for the casting of iron and steel, comprising a) an alkali metal salt or alkaline earth metal salt of carbonic acid and/or an alkali metal salt or alkaline earth metal salt of diphosphoric acid, b) a carrier liquid and c) refractory materials.
    Type: Application
    Filed: June 29, 2017
    Publication date: July 25, 2019
    Applicant: HÜTTENES-ALBERTUS CHEMISCHE WERKE GESELLSCHAFT MIT BESCHRÄNKTER HAFTUNG
    Inventor: René HÖFT