3729982

Information

• Patent Grant
• 3729982

• References
• Source

• Patent Number

  3,729,982

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  51 years ago

• CPC

  • G01N29/036 - by measuring frequency or resonance of acoustic waves
  • G01N9/002 - using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
  • G01N29/02 - Analysing fluids
  • G01N29/222 - Constructional or flow details for analysing fluids
  • G01N2009/004 - comparing frequencies of two elements
  • G01N2291/02818 - Density, viscosity

• US Classifications

  • 073 - Measuring and testing