Patents by Inventor Bobby R. Duke

Bobby R. Duke 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).

  • Portable flare boom capable of being easily raised and lowered to change the flaring assembly
    Patent number: 5429496
    Abstract: A portable flare boom for the combustion of waste gases is disclosed for easy installation and maintenance requiring limited labor to adjust and install the flare boom. Preferably, the portable flare boom is for locations close to tank batteries or oil wells for the incineration of waste gas which is often vented into the atmosphere. It has a unitary vertical support frame perpendicular to a base plate and a hinge pin located on the vertical support frame for raising and lowering a flare stack pipe. On the upper end of the flare stack pipe is located a flaring assembly.
    Type: Grant
    Filed: July 20, 1993
    Date of Patent: July 4, 1995
    Assignee: National Tank Company
    Inventors: Darrell A. Stephens, Bobby R. Duke