3661829

Information

• Patent Grant
• 3661829

• References
• Source

• Patent Number

  3,661,829

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • C04B28/02 - containing hydraulic cements other than calcium sulfates
  • B22C1/2246 - Condensation polymers of aldehydes and ketones
  • C04B24/22 - Condensation or polymerisation products thereof
  • C04B26/12 - Condensation polymers of aldehydes or ketones
  • C04B26/125 - Melamine-formaldehyde condensation polymers
  • C04B28/003 - containing hybrid binders other than those of the polycarboxylate type
  • C08K3/22 - of metals
  • C04B2103/0021 - Compounds of elements having a valency of 3

• US Classifications

  • 524 - Synthetic resins or natural rubbers
  • 523 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers
  • 528 - Synthetic resins or natural rubbers