3848666

Information

• Patent Grant
• 3848666

• References
• Source

• Patent Number

  3,848,666

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1974
  50 years ago

• CPC

  • F28F3/12 - Elements constructed in the shape of a hollow panel
  • F28D1/053 - the conduits being straight
  • F28F13/003 - by using permeable mass, perforated or porous materials
  • F28F21/003 - for domestic or space-heating systems
  • F28F2225/04 - for conduits

• US Classifications

  • 165 - Heat exchange
  • 164 - Metal founding