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2021
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Invention
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A sewer water brake for a water drainage system and a water drainage system. A sewer water brake ... |
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2014
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P/S
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Valves of metal; pipework of metal; junctions of metal for pipes; water-pipe valves of metal; fun... |
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2013
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Invention
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A roof drain. A roof drain comprises a bowl (1) for building into a roof surface. The bowl has a ... |
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2012
|
Invention
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A gully for a drainage system with a restricted outlet. A gully for a drainage system comprises a... |
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|
Invention
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A gully for a drainage system and a flow brake. A gully (1) comprises a gully side connector(3)at... |
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2010
|
Invention
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Drainage system and a vortex brake. A drainage system is provided that comprises a gully having a... |
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|
Invention
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A drainage system and a vortex brake. The drainage system comprises a gully (18) having a circumf... |
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2008
|
Invention
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A vortex brake. A vortex brake for a drain system has a vortex chamber with a curved peripheral s... |
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2007
|
Invention
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Vortex brake for a drainage system. A vortex brake for a drainage system having a vortex chamber ... |
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2005
|
Invention
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Vortex brake for a liquid drainage system. A vortex brake (4) for a liquid drainage system has a ... |
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|
Invention
|
A vortex brake for a liquid drainage system. A vortex brake (4) for a liquid drainage system has ... |
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2004
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P/S
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Valves of metal, pipework of metal, junctions of metal for pipes, water-pipe valves of metal, fun... |
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2003
|
Invention
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A hydraulic vortex regulator with a closure with a locking device. The closure of the vortex regu... |
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1998
|
Invention
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Device for controlling a liquid flow in a conduit system. The device comprises a housing (1) with... |
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1993
|
Invention
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Flow controlling device for a discharge system such as a drainage system. The invention is direct... |
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1990
|
Invention
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Device for controlling fluid flow. A vortex chamber valve for controlling fluid flow in a pipe sy... |
