2127503

Information

• Patent Grant
• 2127503

• References
• Source

• Patent Number

  2,127,503

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1938
  86 years ago

• CPC

  • C07C37/009 - from waste water
  • C07C37/005 - by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
  • C07C37/007 - from the tar industry

• US Classifications

  • 568 - Organic compounds
  • 423 - Chemistry of inorganic compounds