Patents by Inventor Zalman Philip Saperstein

Zalman Philip Saperstein 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).

  • Corrosion resistant heat exchanger and method of making the same
    Patent number: 5732767
    Abstract: Inconsistent and costly corrosion protection with prior art heat exchangers are eliminated in a heat exchanger (10) formed of an aluminum fin (16) clad with an Al--Si--Zn braze clad compound (18), an aluminum tube (14) brazed to the fin (16), and bonded thereto by the braze clad compound (18) with zinc diffused into the tube, whereby the aluminum tube (14) is corrosion resistant by reason of the presence of sacrificial zinc therein.
    Type: Grant
    Filed: January 24, 1996
    Date of Patent: March 31, 1998
    Assignee: Modine Manufacturing Co.
    Inventor: Zalman Philip Saperstein