With Match Scratching Surface Within Enclosure Patents (Class 431/250)
  • Patent number: 8376733
    Abstract: A vented, gas-fired air heater especially designed for temporary heating applications includes an improved burner design providing effective air and gas mixing and efficient burning in the combustion chamber. Highly efficient heat exchanger including corrugated heat exchanger panels provides enhanced heat transfer characteristics.
    Type: Grant
    Filed: August 10, 2011
    Date of Patent: February 19, 2013
    Assignee: Haul-All Equipment Ltd.
    Inventors: Sergiu Desi-Seulean, David Wiebe-Neufeldt