3810740

Information

• Patent Grant
• 3810740

• References
• Source

• Patent Number

  3,810,740

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1974
  50 years ago

• CPC

  • C01B25/20 - Preparation from elemental phosphorus or phosphoric anhydride

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 023 - Chemistry: physical processes
  • 261 - Gas and liquid contact apparatus
  • 423 - Chemistry of inorganic compounds