2146650

Information

• Patent Grant
• 2146650

• References
• Source

• Patent Number

  2,146,650

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1939
  85 years ago

• CPC

  • C10G21/06 - characterised by the solvent used
  • C10G21/12 - Organic compounds only
  • C10G21/24 - Phosphorus-containing compounds
  • C10G21/27 - Organic compounds not provided for in a single one of groups C10G21/14 - C10G21/26
  • C10G29/22 - containing oxygen as the only hetero atom

• US Classifications

  • 208 - Mineral oils: processes and products