3707848

Information

• Patent Grant
• 3707848

• References
• Source

• Patent Number

  3,707,848

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1973
  52 years ago

• CPC

  • E02D3/103 - by installing wick drains or sand bags
  • E02D3/106 - by forming sand drains containing only loose aggregates
  • E02D5/385 - with removal of the outer mould-pipes
  • E02D5/44 - with enlarged footing or enlargements at the bottom of the pile
  • E02D15/04 - Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts

• US Classifications

  • 405 - Hydraulic and earth engineering