2857922

Information

• Patent Grant
• 2857922

• References
• Source

• Patent Number

  2,857,922

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1958
  66 years ago

• CPC

  • C23G3/04 - for cleaning pipes

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 034 - Drying and gas or vapor contact with solids
  • 068 - Textiles: fluid treating apparatus
  • 104 - Railways
  • 202 - Distillation: apparatus
  • 366 - Agitating
  • 414 - Material or article handling