3440148

Information

• Patent Grant
• 3440148

• References
• Source

• Patent Number

  3,440,148

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  55 years ago

• CPC

  • D01F13/04 - of synthetic polymers
  • C07C45/78 - Separation Purification Stabilisation Use of additives
  • D01F6/10 - from polyvinyl chloride or polyvinylidene chloride
  • Y02P70/629 - of synthetic polymers

• US Classifications

  • 203 - Distillation: processes, separatory
  • 264 - Plastic and nonmetallic article shaping or treating: processes