3893224

Information

• Patent Grant
• 3893224

• References
• Source

• Patent Number

  3,893,224

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1975
  49 years ago

• CPC

  • H01J5/22 - Vacuum-tight joints between parts of vessel
  • C04B37/026 - consisting of metals or metal salts
  • H01J5/20 - Seals between parts of vessels
  • C04B2237/121 - based on aluminium
  • C04B2237/343 - Alumina or aluminates
  • C04B2237/402 - Aluminium
  • C04B2237/64 - Forming laminates or joined articles comprising grooves or cuts
  • C04B2237/765 - at least one member being a tube
  • H01J2893/0037 - Solid sealing members other than lamp bases

• US Classifications

  • 228 - Metal fusion bonding