Patents by Inventor Pedro Martins de Almeida ROLLO

Pedro Martins de Almeida ROLLO 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).

  • Novel Cationic Collectors for Improving a Process for Froth Flotation of Silicates
    Publication number: 20230302464
    Abstract: A process or use of at least one hydroxyl ether diamine for improving a process for froth flotation of silicates. Compared to the benchmark ether monoamines, ether diamines or mixtures thereof, the selectivity performance of the hydroxyl ether diamines is significantly better, delivering higher recoveries for the mineral of interest.
    Type: Application
    Filed: March 25, 2022
    Publication date: September 28, 2023
    Applicant: Clariant International, Ltd.
    Inventors: Adriana Grossmann, Tobias PLATEN, Klaus RAAB, Claudio Wagner DA SILVA, Leandro Seixas BICALHO, Pedro Martins de Almeida ROLLO