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Class Information
Number: 405/51
Name: Hydraulic and earth engineering > Drainage or irrigation > Branched flow
Description: Method or apparatus wherein a flow draining or distributing system includes a plurality of streams which diverge from or converge on a manifold.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7320559 |
System and method for dispersing of coal bed sodic water |
Jan. 22, 2008 |
| 7207748 |
Water collection and distribution system for yard maintenance |
Apr. 24, 2007 |
| 7147401 |
Installation and drainage system for synthetic grass |
Dec. 12, 2006 |
| 7040839 |
Subsurface irrigation of plants, trees and landscape with water containing gas micro-bubbles |
May. 9, 2006 |
| 7040840 |
Sewage effluent distribution means |
May. 9, 2006 |
| 7021671 |
Septic tank drain field pipe manifold system and method of use |
Apr. 4, 2006 |
| 7004677 |
Enhanced irrigation valve platform assembly |
Feb. 28, 2006 |
| 6986622 |
Containment system |
Jan. 17, 2006 |
| 6953156 |
Irrigation method for sloping land |
Oct. 11, 2005 |
| 6890126 |
Subsurface water/air irrigation system with prevention of air lock |
May. 10, 2005 |
| 6709198 |
Irrigation system and method |
Mar. 23, 2004 |
| 6616375 |
Arrangement in a drain system and a method for taking care of drain media |
Sep. 9, 2003 |
| 6576130 |
Absorption field reclamation and maintenance system |
Jun. 10, 2003 |
| 6565284 |
Infiltration control system and method |
May. 20, 2003 |
| 6517284 |
Reservoir drainage system |
Feb. 11, 2003 |
| 6503392 |
Distribution box for a wastewater treatment system |
Jan. 7, 2003 |
| 6419422 |
Underground irrigation method and system |
Jul. 16, 2002 |
| 6290429 |
Multi-level leaching system |
Sep. 18, 2001 |
| 6152651 |
Underground sprinkler elevating apparatus and method |
Nov. 28, 2000 |
| 6120209 |
Method of installing drainfield pipe |
Sep. 19, 2000 |
| 6112766 |
Low flow wastewater and effluent distribution system |
Sep. 5, 2000 |
| 6012871 |
Septic tank system and distribution device suitable for use in sloping terrain |
Jan. 11, 2000 |
| 5913635 |
Pipe couplings for irrigation systems |
Jun. 22, 1999 |
| 5836115 |
Foundation waterproofing and drainage system |
Nov. 17, 1998 |
| 5829916 |
Drainfield pipe |
Nov. 3, 1998 |
| 5752784 |
Low profile drainage network for athletic field drainage system |
May. 19, 1998 |
| 5735635 |
Gravity feed watering system for plants |
Apr. 7, 1998 |
| 5551797 |
Underground drainage sump system and method of retrofitting for protecting a floor slab |
Sep. 3, 1996 |
| 5549415 |
Septic tank drainfield installation device and method |
Aug. 27, 1996 |
| 5525007 |
Sewer construction |
Jun. 11, 1996 |
| 5360556 |
Method of feeding wastewater effluent to filter bed through parallel conduits |
Nov. 1, 1994 |
| 5350251 |
Planted surface moisture control system |
Sep. 27, 1994 |
| 5322387 |
Waste water drainfield |
Jun. 21, 1994 |
| 5310281 |
Subsurface irrigation system |
May. 10, 1994 |
| 5248218 |
Snake cleanable fluid flow system |
Sep. 28, 1993 |
| 5235786 |
Hourglass worm gear |
Aug. 17, 1993 |
| 5221158 |
Irrigation and drainage method and apparatus |
Jun. 22, 1993 |
| 5195284 |
Drywell cover and drywell |
Mar. 23, 1993 |
| 5161912 |
Apparatus and methods for agricultural irrigation |
Nov. 10, 1992 |
| 5133622 |
Water distribution system |
Jul. 28, 1992 |
| 5131196 |
Drywell cover and drywell |
Jul. 21, 1992 |
| 5120157 |
Tennis court irrigation |
Jun. 9, 1992 |
| 5086594 |
Composite drywell, drywell system and method |
Feb. 11, 1992 |
| 5039251 |
Apparatus and methods for agricultural irrigation |
Aug. 13, 1991 |
| 5037238 |
Process for raising sunken sprinkler heads |
Aug. 6, 1991 |
| 4986905 |
Distribution control system for recycling treated sewage water for irrigation |
Jan. 22, 1991 |
| 4982533 |
Drywell with plugs, drywell system and method for controlling the flow and direction of surface water |
Jan. 8, 1991 |
| 4948293 |
Connector apparatus and method for manufacturing an irrigation apparatus |
Aug. 14, 1990 |
| 4917535 |
Pressure compensating flow rate control device with dual operating modes |
Apr. 17, 1990 |
| 4878781 |
Moisture control system for a foundation |
Nov. 7, 1989 |
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