Patents Assigned to Industrial Quimica del Nalon, S.A.
  • Process for producing potassium manganate
    Patent number: 5011672
    Abstract: Potassium manganate is produced by mixing finely ground manganese ore with a solution of potassium hydroxide (having a concentration of about 50% W/V) in a mole ratio KOH/MnO.sub.2 between 2 and 3. The resulting suspension is fed continuously to an atomization dryer and then to a plate dryer.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: April 30, 1991
    Assignee: Industrial Quimica del Nalon, S.A.
    Inventor: D. Manuel O. G. Garcia