3089253

Information

• Patent Grant
• 3089253

• References
• Source

• Patent Number

  3,089,253

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1963
  62 years ago

• CPC

  • F26B17/266 - the materials to be dried being moved in a helical, spiral or circular path
  • B65G53/00 - Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flows of gas, liquid, or foam
  • F26B17/26 - with movement performed by reciprocating or oscillating conveyors propelling materials over stationary surfaces with movement performed by reciprocating or oscillating shelves, sieves, or trays
  • B65G2812/1666 - without porous wall

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 209 - Classifying, separating, and assorting solids