3687640

Information

• Patent Grant
• 3687640

• References
• Source

• Patent Number

  3,687,640

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • B01J2/12 - in rotating drums
  • C01B33/325 - After-treatment
  • Y10S159/03 - Fluidized bed
  • Y10S159/14 - Soap

• US Classifications

  • 023 - Chemistry: physical processes
  • 159 - Concentrating evaporators
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 423 - Chemistry of inorganic compounds
  • 510 - Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions