Patents by Inventor Ulrich Bressel

Ulrich Bressel 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).

  • Decreasing the amount of dichloroacetyl chloride contained in monochloroacetyl chloride
    Patent number: 3950415
    Abstract: A process for decreasing the amount of dichloroacetyl chloride contained in monochloroacetyl chloride by treating monochloroacetyl chloride containing dichloroacetyl chloride with water, an alcohol or a carboxylic acid followed by separation of monochloroacetyl chloride by distillation from the mixture thus obtained. Monochloroacetyl chloride is used for the production of plant protection agents.
    Type: Grant
    Filed: March 6, 1974
    Date of Patent: April 13, 1976
    Assignee: BASF Aktiengesellschaft
    Inventor: Ulrich Bressel