Patents Assigned to Unitas S.A.
  • Method and apparatus for stripping metal sheet coated with molten material
    Patent number: 4862825
    Abstract: For stripping sheet metal coated in a galvanizing or vitreous-coating installation directly after the coated sheet has left a bath of molten coating material, both sides of the sheet are blasted with a thin curtain of gas. For this purpose a gas is used which is significantly heavier than air and is recirculated, the gas being for example sulfur hexafluoride or a mixture containing this gas.
    Type: Grant
    Filed: September 14, 1987
    Date of Patent: September 5, 1989
    Assignee: Unitas S.A.
    Inventor: Paul P. Fontaine
  • Pumps for transferring small quantities of dosed liquids
    Patent number: 3945772
    Abstract: The invention relates to a cylinder and plunger pump for transferring very small quantities of dosed liquids.The purpose of the invention consists in the realization of relatively small pumps of which the piston need only perform a very small reciprocating movement in order to pump up the liquid, whereby no disturbances may occur.
    Type: Grant
    Filed: May 22, 1974
    Date of Patent: March 23, 1976
    Assignee: Unitas S.A.
    Inventor: Gudio Van de Moortele