3609284

Information

• Patent Grant
• 3609284

• References
• Source

• Patent Number

  3,609,284

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1971
  53 years ago

• CPC

  • B23K9/22 - Percussion welding
  • B23K9/0671 - by means of brief contacts between the electrodes
  • B23K9/0673 - Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)

• US Classifications

  • 219 - Electric heating