3391268

Information

• Patent Grant
• 3391268

• References
• Source

• Patent Number

  3,391,268

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1968
  57 years ago

• CPC

  • B23K9/007 - Spot arc welding
  • B23K9/1068 - Electric circuits for the supply of power to two or more arcs from a single source
  • B23K9/1675 - making use of several electrodes
  • B23K11/243 - Multiple welding installations fed by one source
  • C08G14/14 - Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds
  • C10M159/12 - Reaction products
  • C10M2215/04 - having amino groups bound to acyclic or cycloaliphatic carbon atoms
  • C10M2215/26 - Amines
  • C10M2217/042 - between the nitrogen-containing monomer and an aldehyde or ketone
  • C10M2217/043 - Mannich bases
  • C10M2217/046 - Polyamines
  • C10M2217/06 - Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
  • C10M2219/046 - Overbasedsulfonic acid salts
  • C10N2270/02 - concentrating of additives

• US Classifications

  • 219 - Electric heating