2454941

Information

• Patent Grant
• 2454941

• References
• Source

• Patent Number

  2,454,941

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1948
  76 years ago

• CPC

  • B01J21/12 - Silica and alumina
  • B01J20/06 - comprising oxides or hydroxides of metals not provided for in group B01J20/04
  • C01B33/16 - Preparation of silica xerogels
  • C01B33/166 - by acidification of silicate in the presence of an inert organic phase

• US Classifications

  • 502 - Catalyst, solid sorbent, or support therefor: product or process of making
  • 034 - Drying and gas or vapor contact with solids
  • 203 - Distillation: processes, separatory
  • 516 - Colloid systems and wetting agents