F03 | Air & gas valves |
F10 | Other air/gas/pneumatic equipment |
G05 | Fluid valves & other armatures |
L01 | Sensors, gauges & detectors |
L02 | Meters & indicators |
L08 | Monitoring equipment |
L13 | Control & automation systems |
N06 | Anti-pollution equipment |
N11 | Drilling equipment |