3501347

Information

• Patent Grant
• 3501347

• References
• Source

• Patent Number

  3,501,347

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1970
  54 years ago

• CPC

  • B08B3/12 - by sonic or ultrasonic vibrations
  • B21C47/265 - "helicofil" systems
  • C23G3/022 - the objects following a helicoidal path

• US Classifications

  • 134 - Cleaning and liquid contact with solids