3277960

Information

• Patent Grant
• 3277960

• References
• Source

• Patent Number

  3,277,960

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1966
  58 years ago

• CPC

  • C10G17/06 - using acids derived from sulfur or acid sludge thereof
  • B23C3/34 - Milling grooves of other forms
  • F28F1/12 - the means being only outside the tubular element
  • F28F1/26 - the means being integral with the element
  • F28F1/34 - and extending obliquely
  • F28F1/36 - the means being helically wound fins or wire spirals
  • G21C3/08 - provided with external means to promote heat-transfer
  • H01J61/067 - for low-pressure discharge lamps
  • H01J61/0677 - characterised by the electron emissive material
  • H01J61/76 - having a filling of permanent gas or gases only
  • Y02E30/40 - Other aspects relating to nuclear fission

• US Classifications

  • 165 - Heat exchange