Patents by Inventor Henry C. Bramer

Henry C. Bramer 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 and apparatus for purification of exhaust gases
    Patent number: 4315895
    Abstract: A process and apparatus are provided whereby sulfur and nitrogen oxides as well as carbon monoxides and unburned hydrocarbons are removed from internal combustion engine exhaust gases. The gases are passed through a chamber containing a sulfide and an oxide of iron, copper or zinc. The system is partially self-regenerating and can be used in conjunction with present catalytic converter units or in lieu thereof. In certain embodiments the present invention can also replace muffler units in exhaust systems.
    Type: Grant
    Filed: December 3, 1976
    Date of Patent: February 16, 1982
    Assignee: Pittsburgh Environmental and Energy Systems, Inc.
    Inventors: Henry C. Bramer, Edward Shapiro
  • Method for purification of exhaust gases
    Patent number: 4041128
    Abstract: A process and apparatus are provided whereby sulfur and nitrogen oxides as well as carbon monoxides and unburned hydrocarbons are removed from internal combustion engine exhaust gases. The gases are passed through a chamber containing a sulfide and an oxide of iron, copper or zinc. The system is partially self-regenerating and can be used in conjunction with present catalytic converter units or in lieu thereof. In certain embodiments the present invention can also replace muffler units in exhaust systems.
    Type: Grant
    Filed: August 18, 1975
    Date of Patent: August 9, 1977
    Assignee: Pittsburgh Environmental and Energy Systems, Inc.
    Inventors: Henry C. Bramer, Edward Shapiro