3493012

Information

• Patent Grant
• 3493012

• References
• Source

• Patent Number

  3,493,012

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1970
  55 years ago

• CPC

  • F25B41/067 - capillary tubes
  • G01N30/32 - of pressure or speed
  • G05D7/0186 - without moving parts
  • G01N2030/025 - Gas chromatography
  • G01N2030/324 - speed, flow rate
  • G01N2030/6008 - capillary restrictors

• US Classifications

  • 138 - Pipes and tubular conduits
  • 062 - Refrigeration