3052302

Information

• Patent Grant
• 3052302

• References
• Source

• Patent Number

  3,052,302

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1962
  62 years ago

• CPC

  • E21B33/0375 - Corrosion protection means
  • E21B23/08 - Introducing or running tools by fluid pressure
  • E21B23/10 - Tools specially adapted therefor
  • E21B33/127 - with inflatable sleeve
  • E21B37/045 - Free-piston scrapers

• US Classifications

  • 166 - Wells
  • 015 - Brushing, scrubbing, and general cleaning
  • 277 - Seal for a joint or juncture