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9

Mechanical and plant engineering

Compressors and vacuum pumps

Compressors and compressor plants

2911.14

Small piston compressors

2911.21

Low-pressure piston compressors

2911.24

High-pressure piston compressors

2911.31

Axial flow compressors

2911.32

Radial flow compressors

2911.34

Gas compressors

2911.37

Respiratory air compressors

2911.38

Geared compressors

2911.41

Screw compressors

2911.44

Diaphragm compressors

2911.47

Civil engineering compressors

2911.48

Isothermal compressors

2911.51

Chillers

2911.55

Liquid-ring compressors

2911.63

Metal diaphragm compressors

2911.64

Dry-running compressors

2911.67

Compressor plants

2911.72

Compressors, oil-free

2911.74

Pipeline compressors

2911.81

Screw-type compressors

2911.82

Side channel compressors

2911.83

Silo compressors

2911.85

Compressor stations

2911.90

Turbo compressors

2911.91

Turboblowers