3057540

Information

• Patent Grant
• 3057540

• References
• Source

• Patent Number

  3,057,540

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1962
  62 years ago

• CPC

  • F04B39/068 - prevention of freezing
  • Y10T137/2526 - Main line flow displaces or entrains material from reservoir

• US Classifications

  • 417 - Pumps
  • 137 - Fluid handling