2859571

Information

• Patent Grant
• 2859571

• References
• Source

• Patent Number

  2,859,571

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1958
  66 years ago

• CPC

  • C04B37/026 - consisting of metals or metal salts
  • H01J9/38 - Exhausting, degassing, filling, or cleaning vessels
  • C04B2235/6567 - Treatment time
  • C04B2235/6582 - Hydrogen containing atmosphere
  • C04B2237/123 - based on iron group metals
  • C04B2237/32 - Ceramic
  • C04B2237/403 - Refractory metals
  • C04B2237/408 - Noble metals
  • C04B2237/62 - Forming laminates or joined articles comprising holes, channels or other types of openings
  • C04B2237/64 - Forming laminates or joined articles comprising grooves or cuts
  • C04B2237/706 - of one or more of the metallic layers or articles
  • C04B2237/74 - Forming laminates or joined articles comprising at least two different interlayers separated by a substrate
  • Y10S53/03 - Sealing electron tubes

• US Classifications

  • 053 - Package making