3929638

Information

• Patent Grant
• 3929638

• References
• Source

• Patent Number

  3,929,638

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  49 years ago

• CPC

  • F27D3/1563 - by the use of scrapers
  • C21C5/46 - Details or accessories
  • F27D3/1545 - Equipment for removing or retaining slag

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 065 - Glass manufacturing
  • 210 - Liquid purification or separation