Patents Assigned to BP Corproation North America Inc.
  • Methods and Apparatuses for Manufacturing Cast Silicon From Seed Crystals
    Publication number: 20100197070
    Abstract: Methods and apparatuses are provided for casting silicon for photovoltaic cells and other applications. With these methods, an ingot can be grown that is low in carbon and whose crystal growth is controlled to increase the cross-sectional area of seeded material during casting.
    Type: Application
    Filed: July 16, 2008
    Publication date: August 5, 2010
    Applicant: BP Corproation North America Inc.
    Inventors: Nathan G. Stoddard, Bei Wu, Roger F. Clark, James A. Cliber