Patents by Inventor Pavel Janda

Pavel Janda 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).

  • Electrolytic detection of sulfur
    Patent number: 5342490
    Abstract: A macrocyclic compound coated electrode may be used advantageously to detect and measure the concentration of sulfide in aqueous samples. The electrode is substantially unaffected by other interfering species which may be present in the aqueous sample. Use of the electrode provides for fast, accurate, on-line monitoring of sulfide concentration in aqueous effluents from, inter alia, pulp and paper plants, and oil and gas refineries.
    Type: Grant
    Filed: June 10, 1992
    Date of Patent: August 30, 1994
    Assignee: Alfred B. P. Lever
    Inventors: Alfred B. P. Lever, Yu-Hong Tse, Pavel Janda