Patents by Inventor Danilo Frulli

Danilo Frulli 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).

  • Moulds for investment casting, methods of making such moulds and use thereof
    Patent number: 11072022
    Abstract: The present invention relates to investment casting moulds comprising a furnace dust, wherein said furnace dust comprises ZrO2 and/or Al2O3. The present invention also relates to investment casting moulds comprising a metal oxide dust comprising ZrO2 and one or more materials selected from alumina, silica and aluminosilicate, and wherein said metal oxide dust has a d50 of 10 ?m or less. The invention also relates to compositions for the production of investment casting moulds, the use of dusts in the formation of investment casting moulds, and the use of investment casting moulds of the invention.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: July 27, 2021
    Assignee: ImerTech SAS
    Inventors: Thomas Krumrei, Scot Graddick, Danilo Frulli, Joachim Wolff
  • MOULDS FOR INVESTMENT CASTING, METHODS OF MAKING SUCH MOULDS AND USE THEREOF
    Publication number: 20180193902
    Abstract: The present invention relates to investment casting moulds comprising a furnace dust, wherein said furnace dust comprises ZrO2 and/or Al2O3. The present invention also relates to investment casting moulds comprising a metal oxide dust comprising ZrO2 and one or more materials selected from alumina, silica and aluminosilicate, and wherein said metal oxide dust has a d50 of 10 ?m or less. The invention also relates to compositions for the production of investment casting moulds, the use of dusts in the formation of investment casting moulds, and the use of investment casting moulds of the invention.
    Type: Application
    Filed: July 8, 2016
    Publication date: July 12, 2018
    Inventors: Thomas KRUMREI, Scot GRADDICK, Danilo FRULLI, Joachim WOLFF
  • Dispersion, slurry and process for producing a casting mould for precision casting using the slurry
    Patent number: 8778449
    Abstract: Slurry which contains a) from (50) to (80)% by weight of refractory particles having an average particle size of from (0.5) m to (150) m, b) from (5) to (35)% by weight of aluminum oxide particles having an average particle diameter of less than (300) nm and c) from (5) to (35)% by weight of water and d) a pH of from (5) to (12). Process for producing the slurry using a dispersion, and also the dispersion itself. Process for producing a casting mold, and also the casting mold itself.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: July 15, 2014
    Assignees: Evonik Degussa GmbH, Center for Abrasives and Refractories Research & Development C.A.R.R.D. GmbH
    Inventors: Christoph Tontrup, Wolfgang Lortz, Gabriele Perlet, Erich Schmidt-Kluge, Danilo Frulli
  • DISPERSION, SLURRY AND PROCESS FOR PRODUCING A CASTING MOULD FOR PRECISION CASTING USING THE SLURRY
    Publication number: 20120111224
    Abstract: Slurry which contains a) from (50) to (80) % by weight of refractory particles having an average particle size of from (0.5) m to (150) m, b) from (5) to (35) % by weight of aluminium oxide particles having an average particle diameter of less than (300) nm and c) from (5) to (35) % by weight of water and d) a pH of from (5) to (12). Process for producing the slurry using a dispersion, and also the dispersion itself. Process for producing a casting mould, and also the casting mould itself.
    Type: Application
    Filed: March 30, 2010
    Publication date: May 10, 2012
    Applicants: CENTER FOR ABRASIVES & REFRAC R & D C.A.R.R.D GMBH, EVONIK DEGUSSA GmbH
    Inventors: Christoph Tontrup, Wolfgang Lortz, Gabriele Perlet, Erich Schmidt-Kluge, Danilo Frulli