|
GB8331385D0
|
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Pressure reducing valve
|
|
GB8323497D0
|
|
Pressure reducing valve
|
|
GB2027497A
|
|
Retaining sealing glands
|
|
US3249309A
|
|
Water jet dispersers
|
|
GB986014A
|
|
Packing for gland type seals
|
|
GB994857A
|
|
Improvements in or relating to water jet dispersers
|
|
US3088705A
|
|
Wedge type valves for fluids
|
|
US3078069A
|
|
Valves
|
|
DE1184579B
|
|
Check valve, especially for steam extraction lines
|
|
GB922411A
|
|
Improvements in or relating to non-return valves
|
|
GB878555A
|
|
Improvements in butterfly valves
|
|
GB859673A
|
|
Improvements in or relating to wedge type valves for fluids
|
|
GB784084A
|
|
Improvements in or relating to valves
|
|
GB766702A
|
|
Improvements in or relating to by-pass valves for pump operated water supply systems
|
|
GB782350A
|
|
Improvements in or relating to water supply systems
|
|
GB680520A
|
|
An improvements in or relating to valves of the butterfly type for controlling the flow of liquids or gases
|
|
GB690286A
|
|
Improvements in or relating to air vent valves for water mains
|
|
GB738481A
|
|
An improvements in or relating to the screening of liquids
|
|
GB663993A
|
|
New or improved means for securing valve seat rings
|
|
GB642859A
|
|
An improvement in or relating to piston and like packings
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