3312284

Information

• Patent Grant
• 3312284

• References
• Source

• Patent Number

  3,312,284

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1967
  58 years ago

• CPC

  • E03B3/11 - in combination with tubes
  • E21B37/08 - cleaning in situ of down-hole filters, screens

• US Classifications

  • 166 - Wells