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GB207146A
|
|
Improvements in draft tubes for hydraulic turbines and pumps
|
|
GB196590A
|
|
Improvements in composite spiral casings for turbines
|
|
GB211020A
|
|
Hydraulic turbine
|
|
GB218710A
|
|
Spiral casing for hydraulic turbines and pumps
|
|
GB212122A
|
|
Annular jet turbine
|
|
GB217313A
|
|
Draft tube structure for hydraulic turbines
|
|
DE485262C
|
|
Free jet turbine with axial admission
|
|
GB171982A
|
|
Improvements in impulse turbines
|
|
GB154894A
|
|
Improvements in hydraulic turbine systems
|
|
GB143502A
|
|
Improvements in speed governors for prime movers
|
|
GB140004A
|
|
Improvements in hydraulic turbines
|
|
DE376092C
|
|
Turbine system with ducts made of masonry or concrete
|
