3903727

Information

• Patent Grant
• 3903727

• References
• Source

• Patent Number

  3,903,727

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • G01N15/0618 - of the filter type
  • G01N1/2258 - in a stack or chimney
  • G01N1/2202 - involving separation of sample components during sampling
  • G01N1/2205 - with filters
  • G01N1/2252 - in a vehicle exhaust
  • G01N1/24 - Suction devices
  • G01N2001/2261 - preventing condensation (heating lines)
  • G01N2001/2288 - Filter arrangements

• US Classifications

  • 073 - Measuring and testing
  • 055 - Gas separation
  • 096 - Gas separation: apparatus