2338787

Information

• Patent Grant
• 2338787

• References
• Source

• Patent Number

  2,338,787

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1944
  81 years ago

• CPC

  • B29C33/60 - Releasing, lubricating or separating agents
  • B29C45/0001 - characterised by the choice of material
  • B29C45/53 - using injection ram or piston
  • B29C49/24 - Lining or labelling
  • B29C49/44 - for applying pressure through the walls of an inflated bag
  • B29C61/06 - Making preforms having internal stresses
  • B29C63/16 - applied by "rubber" bag or diaphragm
  • B29C63/38 - by liberation of internal stresses
  • B29C67/24 - characterised by the choice of material
  • B29C43/12 - using bags surrounding the moulding material or using membranes contacting the moulding material
  • B29K2001/00 - Use of cellulose, modified cellulose or cellulose derivatives
  • B29K2001/12 - Cellulose acetate
  • B29K2055/00 - Use of specific polymers obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of main groups B29K23/00 - B29K49/00
  • B29K2105/0061 - Gel or sol
  • B29K2105/0085 - Copolymers
  • B29L2031/502 - Heels

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 106 - Compositions: coating or plastic
  • 425 - Plastic article or earthenware shaping or treating: apparatus