1173524

Information

• Patent Grant
• 1173524

• References
• Source

• Patent Number

  1,173,524

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1916
  109 years ago

• CPC

  • C01B17/82 - of sulfuric acid using a nitrogen oxide process

• US Classifications

  • 423 - Chemistry of inorganic compounds