2740693

Information

• Patent Grant
• 2740693

• References
• Source

• Patent Number

  2,740,693

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1956
  68 years ago

• CPC

  • C01B23/00 - Noble gases Compounds thereof
  • C01B3/025 - Preparation or purification of gas mixtures for ammonia synthesis
  • C01B21/0488 - by absorption in liquids
  • Y10S422/90 - Decreasing pollution or environmental impact

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 044 - Fuel and related compositions
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing