3503788

Information

• Patent Grant
• 3503788

• References
• Source

• Patent Number

  3,503,788

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1970
  54 years ago

• CPC

  • B28B11/245 - Curing concrete articles
  • B28B11/247 - Controlling the humidity during curing, setting or hardening
  • B28B19/0038 - lining the outer wall of hollow objects
  • B28B21/92 - Methods or apparatus for treating or reshaping

• US Classifications

  • 427 - Coating processes
  • 138 - Pipes and tubular conduits