3820952

Information

• Patent Grant
• 3820952

• References
• Source

• Patent Number

  3,820,952

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • D06P3/522 - using basic dyes
  • C09B67/0071 - Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
  • D06P1/626 - Sulfocarboxylic acids
  • D06P1/627 - Sulfates
  • D06P1/64 - using compositions containing low-molecular-weight organic compounds without sulfate or sulfonate groups
  • D06P3/54 - using dispersed dyestuffs

• US Classifications

  • 008 - Bleaching and dyeing