Patents by Inventor Eberhard Bender

Eberhard Bender 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).

  • Recovery of anhydrous dioxane extractively distilled with diols or alkanolamine
    Patent number: 4007095
    Abstract: Dioxane is produced by reaction of ethylene glycol or a polyethylene glycol using an acid catalyst. The reaction product containing dioxane, water and byproducts is subjected to extractive distillation with a high-boiling agent which is miscible with water.
    Type: Grant
    Filed: May 2, 1974
    Date of Patent: February 8, 1977
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Wolf, Eberhard Bender, Theodor Weber