1719331

Information

• Patent Grant
• 1719331

• References
• Source

• Patent Number

  1,719,331

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1929
  95 years ago

• CPC

  • F26B25/066 - Movable chambers
  • B27H5/08 - Finishing barrels
  • F26B21/006 - the gas supply or exhaust being effected through hollow spaces or cores in the materials or objects

• US Classifications

  • 432 - Heating
  • 034 - Drying and gas or vapor contact with solids
  • 266 - Metallurgical apparatus