1784536

Information

• Patent Grant
• 1784536

• References
• Source

• Patent Number

  1,784,536

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1930
  94 years ago

• CPC

  • C01B31/087 - Reactivation or regeneration
  • B01J20/20 - comprising free carbon comprising carbon obtained by carbonising processes
  • B01J20/3416 - of sorbents or filter aids comprising free carbon
  • B01J20/3433 - of sorbents or filter aids other than those covered by B01J20/3408 - B01J20/3425
  • B01J20/3483 - by thermal treatment not covered by groups B01J20/3441 - B01J20/3475
  • Y10S34/01 - Absorbents and adsorbents

• US Classifications

  • 502 - Catalyst, solid sorbent, or support therefor: product or process of making
  • 034 - Drying and gas or vapor contact with solids
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing