Patents by Inventor Guy Lorin

Guy Lorin 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 reducing the rate of sludge formation in crystalline phosphatizing baths
    Patent number: 3977912
    Abstract: Disclosed is a process for reducing the rate of sludge formation in a crystalline phosphatizing process. The phosphatizing bath includes 0.005 to 20 g/l of a phosphoric acid ester of an organic condensation product containing an alkylene oxide chain.
    Type: Grant
    Filed: April 21, 1975
    Date of Patent: August 31, 1976
    Assignee: Oxy Metal Industries Corporation
    Inventors: Dora Smadja, Marie-Therese Decker, Francoise Derouet, Guy Lorin