Patents Assigned to ISPROTEC SPA
  • Sensor device and system for in-line measurement of superficial gas velocity, forth depth, apparent density and holdup in flotation cells
    Patent number: 12013272
    Abstract: The present invention relates to the field of measurement devices, specifically to devices for measuring pressure and flow as well as derived quantities, and in particular provides a sensor device for in-line measurement of superficial gas velocity, froth depth, apparent density and holdup in flotation cells, which comprises: a first tube; a second tube; a first valve connected to said first tube; a second valve connected to said second tube; a first pressure meter connected to said first tube; a second pressure meter connected to said second tube; a first mass flow meter connected to said first valve; and a second mass flow meter connected to said second valve. The present invention also provides a system for in-line measurement of superficial gas velocity in flotation cells.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: June 18, 2024
    Assignees: Universidad Catolica del Norte, Universidad Tecnica Federico Santa Maria, Isprotec SPA
    Inventors: Claudio Abraham Acuña Pérez, Claudio Andrés Leiva Hurtubia
  • Sensor Device and System for In-Line Measurement of Superficial Gas Velocity, Forth Depth, Apparent Density and Holdup in Flotation Cells
    Publication number: 20220107214
    Abstract: The present invention relates to the field of measurement devices, specifically to devices for measuring pressure and flow as well as derived quantities, and in particular provides a sensor device for in-line measurement of superficial gas velocity, froth depth, apparent density and holdup in flotation cells, which comprises: a first tube; a second tube; a first valve connected to said first tube; a second valve connected to said second tube; a first pressure meter connected to said first tube; a second pressure meter connected to said second tube; a first mass flow meter connected to said first valve; and a second mass flow meter connected to said second valve. The present invention also provides a system for in-line measurement of superficial gas velocity in flotation cells.
    Type: Application
    Filed: December 16, 2019
    Publication date: April 7, 2022
    Applicants: UNIVERSIDAD CATÓLICA DEL NORTE, UNIVERSIDAD TÉCNICA FEDERICO SANTA MARIA, ISPROTEC SPA
    Inventors: Claudio Abraham Acuña Pérez, Claudio Andrés Leiva Hurtubia