Patents Assigned to SBR S.r.l.
  • Patent number: 6355154
    Abstract: The present invention relates to am article plated with boron carabide in a nickel-phosphorus matrix, obtained by a plating process comprising the following steps: a) preparation of an electrolytic bath comprising two or more nickel salts, at least one complexing agent, at least one phosphorus salt, and, in addition, an anti-tensioning agent and boron carbide in the form of powder; b) electroplating of the article in the electrolytic bath at a temperature ranging from 40° C. to 70° C., with a current density ranging from 1 to 10 A/dm2; and c) heat treatment of the product thus plated. The plating is used for any article that requires a type of plating which presents high resistance to wear, and in particular for cylinders for the production of corrugated cardboard.
    Type: Grant
    Filed: July 5, 2000
    Date of Patent: March 12, 2002
    Assignee: SBR S.r.l.
    Inventor: Angelo Buratti