1721523

Information

• Patent Grant
• 1721523

• References
• Source

• Patent Number

  1,721,523

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1929
  95 years ago

• CPC

  • C10G11/06 - Sulfides
  • B01J23/70 - of the iron group metals or copper
  • C10G11/00 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils

• US Classifications

  • 208 - Mineral oils: processes and products