Patents by Inventor Bruno Barbieri

Bruno Barbieri 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).

  • Product in tablet form for use in the chemical elimination of soot from chimneys and smoke ducts
    Patent number: 4571247
    Abstract: A product for eliminating soot from chimneys and smoke ducts in general by inducing the complete combustion thereof, for use in the form of tablets which are introduced into the hearth of the combustion appliance. Said tablets are constituted essentially by a mixture of the following components: cupric chloride, ammonium chloride, stearin and/or paraffin, sulphur and tableting binders and auxiliaries such as talc and starch.
    Type: Grant
    Filed: February 27, 1985
    Date of Patent: February 18, 1986
    Assignee: Cavallino S.N.C. Prodotti Chimici
    Inventor: Bruno Barbieri