3740320

Information

• Patent Grant
• 3740320

• References
• Source

• Patent Number

  3,740,320

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1973
  51 years ago

• CPC

  • G01N33/1806 - biological or chemical oxygen demand (BOD or COD)
  • G01N7/02 - by absorption, adsorption, or combustion of components and measurement of the change in pressure or volume of the remainder
  • Y10S435/807 - Gas detection apparatus

• US Classifications

  • 435 - Chemistry: molecular biology and microbiology
  • 073 - Measuring and testing
  • 261 - Gas and liquid contact apparatus
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 436 - Chemistry: analytical and immunological testing