2680900

Information

• Patent Grant
• 2680900

• References
• Source

• Patent Number

  2,680,900

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1954
  70 years ago

• CPC

  • G21H5/02 - as tracers
  • G01N33/20 - metals
  • Y10T29/49773 - by radioactive tracing
  • Y10T29/49972 - with separating, localizing, or eliminating of as-cast defects from a metal casting [e.g., anti-pipe]

• US Classifications

  • 029 - Metal working
  • 250 - Radiant energy