2277507

Information

• Patent Grant
• 2277507

• References
• Source

• Patent Number

  2,277,507

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1942
  82 years ago

• CPC

  • F27D1/066 - Individual composite bricks or blocks made from hollow bricks filled up with another material
  • B28B1/14 - by simple casting, the material being neither forcibly fed nor positively compacted
  • B28B1/54 - specially adapted for producing articles from molten material
  • B28B11/006 - Making hollow articles or partly closed articles
  • C04B35/657 - for manufacturing refractories
  • C04B35/66 - Monolithic refractories or refractory mortars, including those whether or not containing clay

• US Classifications

  • 052 - Static structures