Patents by Inventor Eric Graham Van De Venter

Eric Graham Van De Venter 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).

  • Fixed bed coal gasifier
    Patent number: 8192514
    Abstract: A fixed bed coal gasifier (300) includes a coal gasification chamber with a coal lock above the chamber. A static coal distribution device inside the gasification chamber includes a hollow coal distributor which flares downwardly outwardly with a skirt depending downwardly from an inside of the coal distributor so that a gas collection zone is defined between the skirt and the coal distributor. The gasifier (300) has an ash discharge outlet (606) and a rotatable grate (600) above the outlet (606). The rotatable grate (600) includes at least one upwardly projecting finger or disturbing formation (500) to disturb the ash bed formed in use above and around the grate (600).
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: June 5, 2012
    Assignee: Sasol Technology (Proprietary) Limited
    Inventors: Jacobus Andreas Stadler, Eric Graham Van De Venter, Paul Smit Baumann
  • FIXED BED COAL GASIFIER
    Publication number: 20090158658
    Abstract: A fixed bed coal gasifier (300) includes a coal gasification chamber with a coal lock above the chamber. A static coal distribution device inside the gasification chamber includes a hollow coal distributor which flares downwardly outwardly with a skirt depending downwardly from an inside of the coal distributor so that a gas collection zone is defined between the skirt and the coal distributor. The gasifier (300) has an ash discharge outlet (606) and a rotatable grate (600) above the outlet (606). The rotatable grate (600) includes at least one upwardly projecting finger or disturbing formation (500) to disturb the ash bed formed in use above and around the grate (600).
    Type: Application
    Filed: November 30, 2005
    Publication date: June 25, 2009
    Applicant: SASOL-LURGI TECHNOLOGY COMPANY (PTY) LIMITED
    Inventors: Jacobus Andreas Stadler, Eric Graham Van De Venter, Paul Smit Baumann