Patents by Inventor Geoffrey Crabtree

Geoffrey Crabtree 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).

  • PROCESS FOR REMOVAL OF CONTAMINANTS FROM A MELT OF NON-FERROUS METALS AND APPARATUS FOR GROWING HIGH PURITY SILICON CRYSTALS
    Publication number: 20110120365
    Abstract: A process for removal of contaminants from a melt of non-ferrous metals comprising the following steps: providing an apparatus (1) for melting and solidifying non-ferrous metals comprising a crucible (2) for holding a non-ferrous metal melt and a process chamber (4), in which the crucible (2) can be placed, wherein the crucible (2) contains an additive (17), providing a melt (19) in the crucible (2), heating the melt (19) in the crucible (2) to a predetermined temperature, whereby the additive (17) can react with contaminants in the melt (19), and segregating the reacted contaminants from the melt (19).
    Type: Application
    Filed: November 25, 2009
    Publication date: May 26, 2011
    Inventors: Hui She, Geoffrey Crabtree
  • Photovoltaic module and use
    Publication number: 20070144576
    Abstract: A photovoltaic module comprising one or more photovoltaic cells packaged between a light-facing layer and a backside layer, wherein the light-facing layer comprises antimony-doped glass.
    Type: Application
    Filed: December 22, 2005
    Publication date: June 28, 2007
    Inventors: Geoffrey Crabtree, Gilbert Duran, Christian Fredric, Theresa Jester, Douglas Christopher King, Jeffrey Nickerson, Paul Norum