Back to results
US 2020/0087201 A1Published application
Process for the preparation of high alumina cement
AssigneeKnauf Insulation, Inc.
InventorsGerard DEMOTT, Bostjan MAROLT, David DUCARME
Life of this patent
Estimating the term…
Abstract
High alumina cement is produced in a submerged combustion melter, cooled and ground.
Claims15
Process for the preparation of high alumina cement comprising:
- introducing a solid batch material for preparation of high alumina cement into a melter;
- melting the solid batch material in the melter by submerged combustion to form a liquid melt;
- withdrawing at least a portion of the liquid melt from the melter;
- cooling said discharged liquid melt to obtain solidified melt;
- and
- grinding the solidified melt to appropriate grain size.
3 more elements
Production equipment for the preparation of high alumina cement comprising (i) a submerged combustion melter (1) comprising melting chamber (3) walls (19) and a melting chamber bottom, submerged burners (21,22,23,24,25,26), and equipped with a raw material discharge (10) or feeder and melt outlet (9), (ii) a melt cooling station and (iii) a grinding station.
Dependencies are inferred from the claim text.