Patents by Inventor Angelika Heilmann

Angelika Heilmann 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).

  • Conversion of methylamine to olefin or mixture of olefins
    Patent number: 8697930
    Abstract: Convert a methylamine (e.g. monomethylamine, dimethylamine and trimethylamine) to a mixture of olefins (e.g. ethylene, propylene and butylene) by placing the methylamine, optionally in a mixture with at least one of ammonia and an inert diluent, in contact with a microporous acidic silicoaluminophosphate catalyst or a microporous aluminosilicate catalyst.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: April 15, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Robert G. Bowman, Eric E. Stangland, Rainer Bruening, Angelika Heilmann, Roland Wagner, Jason Lee Bronkema
  • CONVERSION OF METHYLAMINE TO OLEFIN OR MIXTURE OF OLEFINS
    Publication number: 20130079576
    Abstract: Convert a methylamine (e.g. monomethylamine, dimethylamine and trimethylamine) to a mixture of olefins (e.g. ethylene, propylene and butylene) by placing the methylamine, optionally in a mixture with at least one of ammonia and an inert diluent, in contact with a microporous acidic silicoaluminophosphate catalyst or a microporous aluminosilicate catalyst.
    Type: Application
    Filed: May 31, 2011
    Publication date: March 28, 2013
    Applicant: Dow Global Technologies LLC
    Inventors: Robert G. Bowman, Eric E. Stangland, Rainer Bruening, Angelika Heilmann, Roland Wagner, Jason Lee Bronkema