2087414

Information

• Patent Grant
• 2087414

• References
• Source

• Patent Number

  2,087,414

• Date Filed

  Not available

• Date Issued

  Tuesday, July 20, 1937
  87 years ago

• CPC

  • B08B9/0554 - Diablo shaped pigs
  • B08B9/057 - the cleaning devices being entrained discrete elements
  • Y10T137/0424 - Liquid cleaning or flushing
  • Y10T137/0753 - Control by change of position or inertia of system
  • Y10T137/2554 - Reversing or 4-way valve systems
  • Y10T137/87362 - Including cleaning, treating, or heat transfer feature

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 137 - Fluid handling