2888458

Information

• Patent Grant
• 2888458

• References
• Source

• Patent Number

  2,888,458

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1959
  66 years ago

• CPC

  • C07D239/06 - having one double bond between ring members or between a ring member and a non-ring member
  • C07D233/06 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
  • C07D233/16 - Radicals substituted by nitrogen atoms
  • C07D233/22 - Radicals substituted by oxygen atoms
  • C07D233/24 - Radicals substituted by nitrogen atoms not forming part of a nitro radical
  • C08K5/3445 - Five-membered rings
  • C10L1/232 - containing nitrogen in a heterocyclic ring
  • C11B5/0064 - Heterocyclic compounds containing nitrogen in the ring
  • C11B5/0085 - Substances of natural origin of unknown constitution, f.i. plant extracts
  • Y10S507/931 - Organic contaminant is paraffinic
  • Y10S507/939 - Corrosion inhibitor
  • Y10S516/07 - Organic amine, amide, or n-base containing

• US Classifications

  • 548 - Organic compounds
  • 008 - Bleaching and dyeing
  • 252 - Compositions
  • 507 - Earth boring, well treating, and oil field chemistry
  • 516 - Colloid systems and wetting agents
  • 544 - Organic compounds
  • 585 - Chemistry of hydrocarbon compounds