1970353

Information

• Patent Grant
• 1970353

• References
• Source

• Patent Number

  1,970,353

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1934
  90 years ago

• CPC

  • C07C305/18 - containing six-membered aromatic rings
  • C07C303/06 - by reaction with sulfuric acid or sulfur trioxide
  • C07C2101/16 - The ring being unsaturated
  • Y10S162/03 - Wetting agent
  • Y10S516/03 - Organic sulfoxy compound containing

• US Classifications

  • 558 - Organic compounds
  • 008 - Bleaching and dyeing
  • 162 - Paper making and fiber liberation
  • 516 - Colloid systems and wetting agents
  • 562 - Organic compounds