Patents by Inventor Achim ENGELS

Achim ENGELS 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 manufacture of purified alkaline earth metal carbonate
    Patent number: 10486980
    Abstract: Process for manufacture of purified alkaline earth metal carbonate The invention concerns a process for the manufacture of a purified alkaline earth metal carbonate, the purified alkaline earth metal carbonate obtainable by said process, and its use in the manufacture of products and devices in the field of electronics and glass. The process comprises the steps of calcinating the alkaline earth metal carbonate with an aqueous phase comprising a salt. The alkaline earth metal carbonate might be barium carbonate or strontium carbonate.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: November 26, 2019
    Assignee: SOLVAY SA
    Inventors: Ferdinand Hardinghaus, Erik Bonmann, Achim Engels
  • PROCESS FOR MANUFACTURE OF PURIFIED ALKALINE EARTH METAL CARBONATE
    Publication number: 20170217782
    Abstract: Process for manufacture of purified alkaline earth metal carbonate The invention concerns a process for the manufactore of a purified alkaline earth metal carbonate, the purified alkaline earth metal carbonate obtainable by said process, and its use in the manufacture of products and devices in the field of electronics and glass. The process comprises the steps of calcinating the alkaline earth metal carbonate with an aqueous phase comprising a salt. The alkaline earth metal carbonate might be barium carbonate or strontium carbonate.
    Type: Application
    Filed: July 21, 2015
    Publication date: August 3, 2017
    Inventors: Ferdinand HARDINGHAUS, Erik BONMANN, Achim ENGELS