2309633

Information

• Patent Grant
• 2309633

• References
• Source

• Patent Number

  2,309,633

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1943
  82 years ago

• CPC

  • C10G17/10 - recovery of used refining agents

• US Classifications

  • 208 - Mineral oils: processes and products
  • 423 - Chemistry of inorganic compounds