1802695

Information

• Patent Grant
• 1802695

• References
• Source

• Patent Number

  1,802,695

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1931
  93 years ago

• CPC

  • B23K20/227 - with ferrous layer
  • Y10S76/04 - Chromium
  • Y10S428/935 - Electroplating
  • Y10T428/1259 - Oxide
  • Y10T428/12854 - Next to Co-, Fe-, or Ni-base component
  • Y10T428/12931 - Co-, Fe-, or Ni-base components, alternative to each other
  • Y10T428/12944 - Ni-base component
  • Y10T428/12972 - Containing 0.01-1.7% carbon [i.e., steel]
  • Y10T428/12986 - Adjacent functionally defined components

• US Classifications

  • 165 - Heat exchange
  • 076 - Metal tools and implements, making
  • 122 - Liquid heaters and vaporizers
  • 138 - Pipes and tubular conduits
  • 219 - Electric heating
  • 428 - Stock material or miscellaneous articles
  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts