3845540

Information

• Patent Grant
• 3845540

• References
• Source

• Patent Number

  3,845,540

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1974
  50 years ago

• CPC

  • C23C2/28 - Thermal aftertreatment
  • C21D1/64 - with circulating liquids
  • C23C2/38 - Wires Tubes
  • Y02P10/212 - Recovering metals from waste
  • Y10T29/49829 - Advancing work to successive stations [i.e., assembly line]
  • Y10T29/52 - Plural diverse manufacturing apparatus
  • Y10T29/53357 - Pipe section

• US Classifications

  • 029 - Metal working
  • 228 - Metal fusion bonding
  • 266 - Metallurgical apparatus
  • 427 - Coating processes