3721258

Information

• Patent Grant
• 3721258

• References
• Source

• Patent Number

  3,721,258

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  51 years ago

• CPC

  • G05D21/02 - characterised by the use of electric means
  • F28C1/003 - comprising outlet ducts for exhaust gases
  • F28F19/00 - Preventing the formation of deposits or corrosion
  • F28F25/04 - Distributing or accumulator troughs
  • F28F27/00 - Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
  • F28F2025/005 - Liquid collection; Liquid treatment; Liquid recirculation; Addition of make-up liquid
  • Y10T137/2534 - Liquid level response
  • Y10T137/2536 - Float controlled weir or valve
  • Y10T137/2564 - Plural inflows

• US Classifications

  • 137 - Fluid handling