Patents by Inventor Bernard Bauvois

Bernard Bauvois 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).

  • Method for decarburisation of steel in a vacuum treatment chamber and vacuum treatment chamber for implementing the method
    Patent number: 5332417
    Abstract: Method for decarburisation of steel in a vacuum treatment chamber consisting of an upper part (4) in the shape of a bell, of an intermediate ring (5) and of a lower part (6) in which the bath of metal to be treated (2) is located and which is equipped with two legs (7, 8) which are immersed in the steel ladle (9) containing all the metal (10) to be treated, characterised in that oxygen is blown horizontally over the bath of metal to be treated (2), at the level of the intermediate ring (5), substantially at the centre of the latter.Vacuum steel-treatment chamber in which at least two horizontal tuyeres (11, 12) are provided in the intermediate ring (5) of the said chamber, substantially in the centre of the latter.
    Type: Grant
    Filed: March 11, 1993
    Date of Patent: July 26, 1994
    Assignee: Sollac
    Inventor: Bernard Bauvois