2033561

Information

• Patent Grant
• 2033561

• References
• Source

• Patent Number

  2,033,561

• Date Filed

  Not available

• Date Issued

  Tuesday, March 10, 1936
  89 years ago

• CPC

  • E21D1/12 - by freezing
  • E21B33/12 - Packers Plugs
  • E21B36/001 - Cooling arrangements

• US Classifications

  • 166 - Wells