3408291

Information

• Patent Grant
• 3408291

• References
• Source

• Patent Number

  3,408,291

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1968
  56 years ago

• CPC

  • G03C5/395 - Regeneration of photographic processing agents other than developers Replenishers therefor
  • B01J39/04 - Processes using organic exchangers
  • B01J39/22 - Cellulose or wood Derivatives thereof
  • B01J47/002 - using portable ion-exchanging apparatus
  • B01J47/007 - Granulation, incorporation of ion-exchangers in a matrix, mixing with inert materials
  • C02F1/28 - by sorption
  • C02F1/286 - using natural organic sorbents or derivatives thereof
  • C02F1/288 - using composite sorbents
  • C02F1/5236 - using inorganic agents
  • D01F2/10 - Addition to the spinning solution or spinning bath of substances which exert their effect equally well in either
  • D01F11/02 - of cellulose, cellulose derivatives, or proteins
  • D06M11/53 - with hydrogen sulfide or its salts with polysulfides
  • D06M11/62 - Complexes of metal oxides or complexes of metal salts with ammonia or with organic amines
  • D06P1/0076 - Dyeing with mineral dye
  • D06M2101/06 - cellulosic
  • D06M2200/12 - Hydrophobic properties

• US Classifications

  • 210 - Liquid purification or separation
  • 106 - Compositions: coating or plastic
  • 423 - Chemistry of inorganic compounds