2998234

Information

• Patent Grant
• 2998234

• References
• Source

• Patent Number

  2,998,234

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1961
  63 years ago

• CPC

  • F25J3/0463 - Simultaneously between rectifying and stripping sections
  • B01D3/16 - Fractionating columns in which vapour bubbles through liquid
  • B01D3/22 - with horizontal sieve plates or grids Construction of sieve plates or grids
  • B01D3/24 - with sloping plates or elements mounted stepwise
  • B01D3/28 - Fractionating columns with surface contact and vertical guides
  • 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
  • C01B13/0248 - Physical processing only
  • F25J3/0409 - of oxygen
  • F25J3/04206 - including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product
  • F25J3/04303 - Lachmann expansion
  • F25J3/04903 - Plates or trays
  • F25J5/007 - combined with mass exchange
  • F28F25/08 - Splashing boards or grids
  • F28F25/087 - Vertical or inclined sheets; Supports or spacers
  • B01J2219/32206 - Flat sheets
  • B01J2219/3221 - Corrugated sheets
  • B01J2219/32213 - Plurality of essentially parallel sheets
  • B01J2219/32227 - Vertical orientation
  • B01J2219/32241 - Louvres
  • B01J2219/32408 - Metal
  • C01B2210/0046 - Nitrogen
  • F25J2200/04 - in a dual pressure main column system
  • F25J2240/46 - the fluid being oxygen
  • F25J2250/40 - One fluid being air
  • F25J2250/50 - One fluid being oxygen

• US Classifications

  • 261 - Gas and liquid contact apparatus
  • 202 - Distillation: apparatus