2887411

Information

• Patent Grant
• 2887411

• References
• Source

• Patent Number

  2,887,411

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1959
  65 years ago

• CPC

  • H01L21/08 - Preparation of the foundation plate
  • H01L21/02425 - Conductive materials
  • H01L21/02485 - Other chalcogenide semiconducting materials not being oxides
  • H01L21/02521 - Materials
  • H01L21/02614 - Transformation of metal
  • H01L21/02631 - Physical deposition at reduced pressure
  • H01L21/02672 - using crystallisation enhancing elements
  • H01L21/10 - Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
  • Y10T428/24917 - including metal layer

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 118 - Coating apparatus
  • 257 - Active solid-state devices
  • 427 - Coating processes
  • 428 - Stock material or miscellaneous articles