2082626

Information

• Patent Grant
• 2082626

• References
• Source

• Patent Number

  2,082,626

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1937
  87 years ago

• CPC

  • C07C37/70 - by physical treatment
  • C07C37/007 - from the tar industry

• US Classifications

  • 568 - Organic compounds