2218076

Information

• Patent Grant
• 2218076

• References
• Source

• Patent Number

  2,218,076

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1940
  84 years ago

• CPC

  • H01G9/045 - based on aluminium
  • Y10S148/91 - in pattern discontinuous in two dimensions
  • Y10T29/417 - Electrolytic device making [e.g., capacitor]
  • Y10T428/12021 - having composition or density gradient or differential porosity
  • Y10T428/12042 - Porous component
  • Y10T428/12479 - Porous [e.g., foamed, spongy, cracked, etc.]
  • Y10T428/12993 - Surface feature [e.g., rough, mirror]

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 029 - Metal working
  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 148 - Metal treatment
  • 204 - Chemistry: electrical and wave energy
  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 216 - Etching a substrate: processes
  • 361 - Electricity: electrical systems and devices
  • 419 - Powder metallurgy processes