3142531

Information

• Patent Grant
• 3142531

• References
• Source

• Patent Number

  3,142,531

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1964
  60 years ago

• CPC

  • D06L3/1257 - Optical brightening combined with other treatments
  • D06L3/02 - using compounds which develop oxygen
  • D06L3/10 - using reducing agents
  • D06L3/14 - Multi-step processes

• US Classifications

  • 008 - Bleaching and dyeing
  • 427 - Coating processes