Patents by Inventor Franco Ambri

Franco Ambri 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 obtaining pigments for ceramic and glass, and pigments obtained thereby
    Patent number: 6908600
    Abstract: A method for obtaining pigments for ceramic and glass, particularly for substrates and coatings, including a step of adding a solution of an iron salt to at least one silicon addition agent including silica in gel form.
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: June 21, 2005
    Inventors: Franco Ambri, Filippo Ranuzzi
  • Method for obtaining a fertilizing preparation supplying microelements and preparation thus obtainable
    Publication number: 20040250582
    Abstract: A method for obtaining a fertilizing preparation supplying microelements comprising dissolving, at least partially, at least one fertilizer of the type having a glassy matrix and comprising at least one microelement with an aqueous solution of citric acid (C3H4OH(COOH)3) to obtain a fertilizing preparation supplying microelements in liquid state, the glassy matrix being at least partially soluble in the aqueous solution of citric acid.
    Type: Application
    Filed: June 9, 2004
    Publication date: December 16, 2004
    Inventor: Franco Ambri
  • Fertilizer based on elemental sulfur
    Publication number: 20040050127
    Abstract: The fertilizer based on elemental sulfur comprises elemental sulfur, at least one binder suitable to break down in the soil and selected from the group consisting of clays, bentonite, kaolins or the like or mixtures thereof, and at least one glassy-matrix preparation that contains at least one trace element selected from the group consisting of Fe, B, Zn, Cu, Co, Mn, Mo.
    Type: Application
    Filed: September 12, 2003
    Publication date: March 18, 2004
    Applicants: Franco Ambri, Giuseppe Macchioni
    Inventor: Franco Ambri
  • Method for obtaining dyes for ceramic and glass, particularly for substrates and coatings, and dyes obtained thereby
    Publication number: 20030099588
    Abstract: A method for obtaining dyes for ceramic and glass, particularly for substrates and coatings, comprises a step of adding a solution of at least one salt of a chromophorous element to at least one silicon addition agent selected from a group that consists of silicate solution and silica in gel form.
    Type: Application
    Filed: November 25, 2002
    Publication date: May 29, 2003
    Inventors: Franco Ambri, Filippo Ranuzzi
  • Fertilizer compound having a glass matrix
    Patent number: 6488735
    Abstract: A fertilizer compound having a glass matrix comprises, among the forming oxides of the glass matrix, a phosphorus pentoxide (P2O5) as partial and/or full replacement of silica (SiO2); among the modifier oxides of the said glass matrix, a potassium oxide (K2O) as partial and/or full replacement of sodium oxide (Na2O); and one or more trace elements.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: December 3, 2002
    Inventors: Giuseppe Macchioni, Giovanni Marazzi, Franco Ambri