Systems for reducing cooling water and power consumption in...
Systems for staged combustion of air and fuel
Systems for supplying oil from an oil source to a bearing...
Systems for the subterranean support of underground conduits
Systems for treating environmental air
Systems for vehicular, land-based distribution of liquefied...
Systems of reflectors of parabolic fluorescent luminary
Systems which use an absorption refrigeration cycle
Systems, apparatus, and methods involving lampshade leveling
Systems, methods, and devices for frozen sample distribution
Systems, methods, and devices for heat recovery from exhaust