Patents Assigned to Gorresens Inc.
  • Process of manufacturing Portland cement clinker
    Patent number: 3998649
    Abstract: Portland cement raw material components completely calcined before being sintered in a rotary kiln by blending clay and limestone to high and low calcium blends and feeding each blend through separate vertical calciners into which heat is directed from above in counter-current to an updraught of air.
    Type: Grant
    Filed: September 23, 1974
    Date of Patent: December 21, 1976
    Assignee: Gorresens Inc.
    Inventor: Steven Gottlieb
  • Process for endothermic heat treatment of materials
    Patent number: 3954391
    Abstract: Cement raw materials are precalcined prior to being sintered in a rotary kiln by feeding the materials in pelletised form downwardly through a gas or oil fired calciner in countercurrent to the flue gases drawn from the rotary kiln.
    Type: Grant
    Filed: September 23, 1974
    Date of Patent: May 4, 1976
    Assignee: Gorresens Inc.
    Inventor: Steven Gottlieb