Patents by Inventor Bo C. Welander

Bo C. Welander 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 the production of alkali metal chlorate
    Patent number: 4888099
    Abstract: The invention relates to a process for the production of alkali metal chlorates by electrolysis of alkali metal chloride. The electrolyte is prepared by addition of a crystal slurry having a dry content above 50 per cent by weight to the of alkali metal chloride depleted reaction solution flowing out from th eelectrolyster. The crystal slurry has been prepared by dissolving an alkali metal chloride in water whereafter the obtained water solution has been purified in a known manner and concentrated to the stated dry content.
    Type: Grant
    Filed: February 4, 1987
    Date of Patent: December 19, 1989
    Assignee: Eka Nobel AB
    Inventors: Bo C. Welander, Tommy C. K. hlin, Ronald P. Jarvis