3567928

Information

• Patent Grant
• 3567928

• References
• Source

• Patent Number

  3,567,928

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1971
  54 years ago

• CPC

  • G01N23/223 - by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
  • G01N23/22 - by measuring secondary emission
  • H01J35/02 - Details
  • H01J35/04 - Electrodes mutual position thereof and constructional adaptations of the electrodes therefor
  • G01N2223/072 - combination of measurements, 2 kinds of secondary emission
  • G01N2223/076 - X-ray fluorescence
  • G01N2223/084 - photo-electric effect
  • G01N2223/204 - source created from radiated target

• US Classifications

  • 378 - X-ray or gamma ray systems or devices
  • 250 - Radiant energy