3840440

Information

• Patent Grant
• 3840440

• References
• Source

• Patent Number

  3,840,440

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • C25D17/06 - Suspending or supporting devices for articles to be coated
  • C25D7/04 - Tubes Rings Hollow bodies
  • F02B53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines
  • F02B2053/005 - Wankel engines
  • F02B2730/018 - with piston rotating around an axis passing through the gravity centre, this piston or the housing rotating at the same time around an axis parallel to the first axis
  • Y02T10/17 - Non-reciprocating piston engines

• US Classifications

  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 204 - Chemistry: electrical and wave energy