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Class Information
Number: 405/41
Name: Hydraulic and earth engineering > Drainage or irrigation > Having regulation of flow through channel > At outlet or intake > Riser or standpipe outlet or intake
Description: Method or apparatus wherein the point of egress or ingress is in a pipe which projects upwardly, usually perpendicularly from a main pipe.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8591148 Multi-rate flow control system for a detention pond Nov. 26, 2013
8585321 Flow control system for a detention pond Nov. 19, 2013
8545696 Sediment and detention basin drainage system and method Oct. 1, 2013
8496405 Mitred grate and drain cover Jul. 30, 2013
8449219 Water-storage and water-purification system May. 28, 2013
8256989 Water-storage and water-purification system Sep. 4, 2012
8192109 Subsurface irrigation system Jun. 5, 2012
8182174 Drainage system for directing surface water to underground strata May. 22, 2012
8043026 Flow control system for a detention pond with tapered plunger Oct. 25, 2011
7985035 Flow control system for a detention pond Jul. 26, 2011
7762741 Flow control system for a detention pond Jul. 27, 2010
7744756 Wastewater flow diverter Jun. 29, 2010
7695216 Mitred grate and drain cover Apr. 13, 2010
7491019 Erosion prevention system and method of use Feb. 17, 2009
7488414 Storm water filter for positioning within a storm water inlet Feb. 10, 2009
7473373 Stormwater pollution management apparatus and method of using same Jan. 6, 2009
7396471 Sediment control drain and method of construction Jul. 8, 2008
7387468 Orifice shield for drainage pipe Jun. 17, 2008
7325568 Sprinkler valve manifold Feb. 5, 2008
7252458 Mitred grate and drain cover Aug. 7, 2007
7237980 System for infiltrating and irrigating water into soil Jul. 3, 2007
7232278 Adjustable outlet riser Jun. 19, 2007
7156578 Aquifer recharge valve and method Jan. 2, 2007
7105084 Hybrid flow pond Sep. 12, 2006
7101114 Storm drain system and method Sep. 5, 2006
7052207 Sediment control drain and method of construction May. 30, 2006
6953156 Irrigation method for sloping land Oct. 11, 2005
6942425 Mitred grate and drain cover Sep. 13, 2005
6893570 Metal removal process May. 17, 2005
6837652 Nestable catch basin with integral debris trap Jan. 4, 2005
6811353 Aquifer recharge valve and method Nov. 2, 2004
6749366 Environmental filter and flow control device Jun. 15, 2004
6746178 Sewer drain receptacle with hose resting seat Jun. 8, 2004
6746179 System component, system and method for aerating of compost and the draining of excess liquid contained therein Jun. 8, 2004
6712553 Grid drain system Mar. 30, 2004
6692189 Flume for optimization of sewer system and wastewater treatment plant capacity Feb. 17, 2004
6609852 Sediment control drain and method of construction Aug. 26, 2003
6595721 Mitred grate and drain cover Jul. 22, 2003
6582156 Level control device for wetlands wastewater treatment facilities Jun. 24, 2003
6428693 Temporary silt guard for sewer inlet Aug. 6, 2002
6357969 Method of fabricating a groundwater monitoring system and a monitoring system formed using said method Mar. 19, 2002
6309139 Manhole with extension wings Oct. 30, 2001
6261445 Temporary silt guard for sewer inlet Jul. 17, 2001
6132139 Water level regulating device for paddy field Oct. 17, 2000
6004457 Temporary silt guard for sewer inlet Dec. 21, 1999
5908266 Flow drain Jun. 1, 1999
5882141 Low energy precision flooding irrigation apparatus and method Mar. 16, 1999
5852901 Stackable riser for on-site waste and drainage systems Dec. 29, 1998
5843306 Temporary silt guard for storm water collection basin inlet Dec. 1, 1998
5617679 Stackable riser for on-site waste and drainage systems Apr. 8, 1997

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