2149857

Information

• Patent Grant
• 2149857

• References
• Source

• Patent Number

  2,149,857

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1939
  85 years ago

• CPC

  • C10M135/24 - containing hydroxy groups Derivatives thereof
  • C10M129/24 - Aldehydes Ketones
  • C10M129/42 - polycarboxylic
  • C10M129/72 - of polycarboxylic acids
  • C10M2207/123 - polycarboxylic
  • C10M2207/125 - having hydrocarbon chains of eight up to twentynine carbon atoms
  • C10M2207/129 - having hydrocarbon chains of thirty or more carbon atoms
  • C10M2207/22 - Acids obtained from polymerised unsaturated acids
  • C10M2207/282 - of (cyclo)aliphatic oolycarboxylic acids
  • C10M2207/34 - Esters having a hydrocarbon substituent of thirty or more carbon atoms
  • C10M2219/06 - Thio-acids Thiocyanates Derivatives thereof
  • C10N2240/401 - with removal of material
  • C10N2250/10 - Semi-solids or greases

• US Classifications

  • 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions