3541774

Information

• Patent Grant
• 3541774

• References
• Source

• Patent Number

  3,541,774

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1970
  54 years ago

• CPC

  • C10G21/003 - Solvent de-asphalting
  • B01D11/0407 - the supercritical fluid acting as solvent for the solute
  • B01D11/0488 - Flow sheets
  • D01H1/28 - for two or more machine elements possessing different characteristics but in operative association
  • D01H4/42 - Control of driving or stopping

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining