• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F23L - Supplying air or non-combustible liquids or gases to combustion apparatus in generalvalves or dampers specially adapted for controlling air supply or draught in combustion apparatusinducing draught in combustion apparatustops for chimneys or ventilating shaftsterminals for flues
• F23L 5/04 - Blast-producing apparatus before the fire by induction of air for combustion, e.g. using steam jet

Patent holdings for IPC class F23L 5/04

Total number of patents in this class: 0

10-year publication summary

Principal owners for this class