• All sections
• B - Performing operationstransporting
• B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
• B01J 2/20 - Processes or devices for granulating materials, in generalRendering particulate materials free flowing in general, e.g. making them hydrophobic by expressing the material, e.g. through sieves and fragmenting the extruded length

Patent holdings for IPC class B01J 2/20

Total number of patents in this class: 198

10-year publication summary

Principal owners for this class