1815748

Information

• Patent Grant
• 1815748

• References
• Source

• Patent Number

  1,815,748

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1931
  93 years ago

• CPC

  • C07C309/48 - the carbon skeleton being further substituted by halogen atoms
  • C07C309/46 - having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings
  • F04D29/12 - using sealing-rings

• US Classifications

  • 562 - Organic compounds