3872814

Information

• Patent Grant
• 3872814

• References
• Source

• Patent Number

  3,872,814

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  49 years ago

• CPC

  • B63B35/4413 - Floating drilling platforms
  • B63B35/10 - having forced pitching or rolling equipment
  • B63B2001/044 - with a small waterline area compared to total displacement
  • B63B2211/06 - Operation in ice-infested waters

• US Classifications

  • 114 - Ships
  • 405 - Hydraulic and earth engineering