×

Spheroidal alumina particles and catalysts employing the particles as a support

  • US 4,390,456 A
  • Filed: 07/17/1981
  • Issued: 06/28/1983
  • Est. Priority Date: 08/08/1979
  • Status: Expired due to Term
First Claim
Patent Images

1. A catalyst support comprising spheroidal alumina particles having a total pore volume of about 0.8 to about 1.7 cubic centimeters per gram, a pore volume of about 0.5 to about 1.0 cubic centimeters per gram in pores of 100 to 1000 A. in diameter, a pore volume of about 0.1 to about 0.4 cubic centimeters per gram in pores of 1000 to 10,000 A. in diameter, an attrition loss of less than about 5%, and a compacted bulk density of about 20 to about 36 pounds per cubic foot.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×