3470280

Information

• Patent Grant
• 3470280

• References
• Source

• Patent Number

  3,470,280

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1969
  55 years ago

• CPC

  • B01J19/32 - Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
  • B31F1/305 - with sets of interengaging tools each secured to endless chains
  • F28F25/087 - Vertical or inclined sheets; Supports or spacers
  • B01J2219/3221 - Corrugated sheets
  • B01J2219/32251 - Dimples, bossages, protrusions
  • B01J2219/32425 - Ceramic
  • B01J2219/32458 - Paper

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes