2822831

Information

• Patent Grant
• 2822831

• References
• Source

• Patent Number

  2,822,831

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  67 years ago

• CPC

  • B67D7/48 - by making use of air suction through an opening closed by the rising liquid
  • F16K21/18 - closed when a rising liquid reaches a predetermined level
  • F16K21/20 - by means making use of air-suction through an opening closed by the rising liquid
  • H01M2/362 - Filling or topping up of large-sized cells or batteries

• US Classifications

  • 141 - Fluent material handling, with receiver or receiver coacting means