1
Virgilio dos Reis Cardoso Igreja: Molten glass viscosity and/or level meter. Tilton Fallon Lungmus & Chestnut, June 26, 2001: US06250136 (35 worldwide citation)

A device for the on-line measurement of viscosity and/or level of molten glass, converting the values of these variables into proportional electrical signals. The device comprises one sensor head connected to an electronic control unit and to a data processing unit. The sensor head comprises a fixed ...


2
Igreja Virgilio Dos Reis Cardo: Molten glass viscosity and/or level meter. Servotrol Sistemas de Comando, July 21, 1999: EP0929802-A1 (1 worldwide citation)

This invention relates to a device for the on-line measurement of viscosity and/or level of molten glass, converting the values of these variables into proportional electrical signals. The device in accordance with the invention comprises one sensor head connected to an electronic control unit and t ...


3
Igreja Virgílio Dos Reis Cardoso: Molten glass viscosity and/or level meter. Servotrol Sistemas de Comando Automático Lda, Igreja Virgílio Dos Reis Cardoso, MONIZ PEREIRA Manuel Gomes, January 14, 1999: WO/1999/001741

This invention relates to a device for the on-line measurement of viscosity and/or level of molten glass, converting the values of these variables into proportional electrical signals. The device in accordance with the invention comprises one sensor head connected to an electronic control unit and t ...