2553938

Information

• Patent Grant
• 2553938

• References
• Source

• Patent Number

  2,553,938

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1951
  73 years ago

• CPC

  • B29C35/065 - in long tubular vessels
  • B29C37/0089 - Sealing devices placed between articles and treatment installations during moulding or shaping
  • B29C47/00 - Extrusion moulding
  • B29C47/0023 - Hollow rigid articles having only one tubular passage
  • B29K2021/00 - Use of unspecified rubbers as moulding material

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 277 - Seal for a joint or juncture
  • 425 - Plastic article or earthenware shaping or treating: apparatus