Patents by Inventor Eduardus Gerardus Johannes Staal

Eduardus Gerardus Johannes Staal 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).

  • Chemically activated carbon and methods for preparing same
    Patent number: 8759253
    Abstract: The invention is directed to a chemically activated carbon, based on a combination of wood particles and comminuted carbonaceous vegetable material selected from kernel or shell material, in a weight ratio of between 5-95 to 90-10, preferably between 15-85 and 90-10, further optionally containing a binder, said carbon having been chemically activated using phosphoric acid or zinc chloride and to a process for producing same.
    Type: Grant
    Filed: July 18, 2008
    Date of Patent: June 24, 2014
    Assignee: Cabot Norit Nederland B.V.
    Inventors: Ralph Richard De Leede, Eduardus Gerardus Johannes Staal, Michael Rodgers, Wilhelmina Margaretha Theresia Maria Reimerink-Schats
  • CHEMICALLY ACTIVATED CARBON AND METHODS FOR PREPARING SAME
    Publication number: 20100298134
    Abstract: The invention is directed to a chemically activated carbon, based on a combination of wood particles and comminuted carbonaceous vegetable material selected from kernel or shell material, in a weight ratio of between 5-95 to 90-10, preferably between 15-85 and 90-10, further optionally containing a binder, said carbon having been chemically activated using phosphoric acid or zinc chloride and to a process for producing same.
    Type: Application
    Filed: July 18, 2008
    Publication date: November 25, 2010
    Inventors: Ralph Richard De Leede, Eduardus Gerardus Johannes Staal, Michael Rodgers, Wilhelmina Margaretha Theresia Maria Reimerink-Schats