Patents by Inventor AXEL LEVER

AXEL LEVER 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 DETERMINING PHOSPHATE
    Publication number: 20200340925
    Abstract: A method for determining a phosphate concentration in a water sample includes providing the water sample, adding a first acid to the water sample to obtain a second water sample in which a concentration of the first acid is at least 0.5 wt.-%, performing a first photometric measurement of the second water sample, adding a coloring component to the second water sample to obtain a third water sample, performing a second photometric measurement of the third water sample, and calculating the phosphate concentration from a difference between the first photometric measurement and the second photometric measurement.
    Type: Application
    Filed: August 9, 2018
    Publication date: October 29, 2020
    Applicant: HACH LANGE GMBH
    Inventors: ANDREAS GOLITZ, ANDREAS JONAK, MICHAEL KUSSMANN, AXEL LEVER, ANDREAS SCHWENK, MARKUS HAHN