Patents by Inventor Joel Tagalian

Joel Tagalian has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the continuous production of a rolled stainless steel sheet strip and continuous production line for carrying out the process
    Patent number: 5820704
    Abstract: Process for continuously producing on a production line a rolled stainless steel sheet product having an improved surface state, characterized in that the hot produced sheet is subjected to a treatment comprising at least:a primary pickling for removing scale,cold rolling in at the most three rolling passes,a final annealing,a final pickling, anda cold rolling of the "skin pass" type.There is optionally effected, before the primary pickling, a stretcher levelling which produces a residual elongation of 1 to 5% for cracking the layer of oxide and rendering the sheet planar. Apparatus for carrying out the invention process is also described.
    Type: Grant
    Filed: October 18, 1996
    Date of Patent: October 13, 1998
    Assignee: Usinor Sacilor
    Inventors: Jean Veyer, Jean-Pierre Malingriaux, Michel Ternisien, Henri Giraud, Joel Tagalian, Bernard Vialatte, Bernard Tetu