3240636

Information

• Patent Grant
• 3240636

• References
• Source

• Patent Number

  3,240,636

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1966
  58 years ago

• CPC

  • C23C18/02 - by thermal decomposition
  • C21C7/0025 - Adding carbon material
  • C21D1/76 - Adjusting the composition of the atmosphere
  • C21D3/02 - Extraction of non-metals
  • C21D9/46 - for sheet metals
  • C21D9/48 - deep-drawing sheets
  • C23C8/00 - Solid state diffusion of only non-metal elements into metallic material surfaces Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating
  • C23C8/22 - of ferrous surfaces
  • C23C10/02 - Pretreatment of the material to be coated
  • Y02P10/143 - Methane [CH4]

• US Classifications

  • 148 - Metal treatment