3821137

Information

• Patent Grant
• 3821137

• References
• Source

• Patent Number

  3,821,137

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • D06M14/04 - of vegetal origin
  • B01J47/005 - electron-exchangers
  • C01G13/00 - Compounds of mercury
  • C01G55/001 - Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
  • C08F251/02 - on to cellulose or derivatives thereof
  • C08F255/02 - on to polymers of olefins having two or three carbon atoms
  • C08F261/04 - on to polymers of vinyl alcohol
  • C08F283/04 - on to polycarbonamides, polyesteramides or polyimides
  • C22B3/24 - by adsorption on solid substances
  • C08F2800/20 - as weight or mass percentages
  • Y02P10/234 - by hydro metallurgy
  • Y10S8/11 - Isocyanate and carbonate modification of fibers
  • Y10S8/13 - Cyanoethylation of fibers
  • Y10S8/18 - Grafting textile fibers

• US Classifications

  • 525 - Synthetic resins or natural rubbers
  • 008 - Bleaching and dyeing
  • 521 - Synthetic resins or natural rubbers
  • 527 - Synthetic resins or natural rubbers