1764861

Information

• Patent Grant
• 1764861

• References
• Source

• Patent Number

  1,764,861

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1930
  94 years ago

• CPC

  • B01D46/0072 - by forces created by movement of the filter element
  • B01D46/04 - Cleaning filters
  • B01D46/4272 - Special valve constructions adapted to filters or filter elements

• US Classifications

  • 055 - Gas separation
  • 406 - Conveyors: fluid current