Patents Assigned to Boss Profiles Limited
  • Patent number: 6802921
    Abstract: A novel process for manufacturing fully vitrified flat extruded ceramic glazed, unglazed tiles and profiles includes the following steps: mixing of raw materials in predetermined ratios; wet milling in ball mills; mechanical filter pressing to get cakes; shredding of cake to obtain noodles like structure; using a de-airing pug mill machine to produce proper mixing by removing of air the body; drawing a column of clay body through a die for required shapes; drying in three layer horizontal drier and chamber drier; coloring in a appropriate glazing line; firing in a appropriate roller kiln; sorting line; packing and palletizing machine; and using a sawing and glueing machine for smaller size tiles to make patterns and for border tiles. The invention also includes a system for carrying out the invented process so as to achieve high quality fully vitrified ceramic tiles and profiles.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: October 12, 2004
    Assignee: Boss Profiles Limited
    Inventors: Rudrapatnakeshavamurthy Venkatesha, Snehasish Ghosh, Kasturi Umapathy Rao