Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/44
Name: Hydraulic and earth engineering > Drainage or irrigation > Porous or apertured pipe, flume, or tileway > Uniform discharge
Description: Method or apparatus wherein the water-conducting member includes a feature which ensures that equal amounts of water will be applied to the soil throughout the length of the member.










Patents under this class:

Patent Number Title Of Patent Date Issued
7618213 Drainage geocomposite and its method of manufacture Nov. 17, 2009
7413382 Coupler for leaching chamber systems Aug. 19, 2008
7380374 Curtain drain Jun. 3, 2008
7364384 Anti-rotation stop for chamber Apr. 29, 2008
7351005 Leaching system Apr. 1, 2008
7337983 Irrigation method and system using variable orifices Mar. 4, 2008
7311467 Ergonomic size leaching chamber Dec. 25, 2007
7273330 Invert elevation-change adapter Sep. 25, 2007
7040839 Subsurface irrigation of plants, trees and landscape with water containing gas micro-bubbles May. 9, 2006
7018134 Foundation and soil irrigation system utilizing wicking materials Mar. 28, 2006
6890126 Subsurface water/air irrigation system with prevention of air lock May. 10, 2005
6739800 Self-flushing gutter pipe May. 25, 2004
6712552 Geosynthetic material irrigation system Mar. 30, 2004
6467995 Self-flushing pipe Oct. 22, 2002
6464865 Wastewater dispersal system Oct. 15, 2002
6375388 Affluent distribution system capable of being horizontally offset or curved Apr. 23, 2002
6076992 Underdrain pipe Jun. 20, 2000
5897777 Waste water treatment system Apr. 27, 1999
5784838 Drain for draining water from a basement floor Jul. 28, 1998
5360556 Method of feeding wastewater effluent to filter bed through parallel conduits Nov. 1, 1994
5297895 Method and apparatus for controlling silt erosion Mar. 29, 1994
5249885 Method or use of composite drywell Oct. 5, 1993
5102259 Sub-surface irrigation systems Apr. 7, 1992
5024555 Sub-surface irrigation system Jun. 18, 1991
4948295 Pipe for watering plants Aug. 14, 1990
4930936 Partial-seepage drainage pipe with mating sleeve Jun. 5, 1990
4928427 Irrigation system May. 29, 1990
4890640 Drainage valve Jan. 2, 1990
4626130 Drip irrigation system Dec. 2, 1986
4572706 Desalting irrigation and its apparatus Feb. 25, 1986
4321948 Discharge system for septic tank Mar. 30, 1982
4257191 Moisture reservoir for fertile soils for plants Mar. 24, 1981
3946762 Underground irrigation system Mar. 30, 1976











 
 
  Recently Added Patents
Lightweight multicast method and apparatus for data distribution service
Signal transfer apparatus
Web-based system and method for video analysis
Cathode material for lithium ion secondary battery and lithium ion secondary battery using it
Method and system for an integrated host PCI I/O bridge and dual port gigabit ethernet controller
(4931
Method and apparatus for accessing coconut water
  Randomly Featured Patents
Resonator for a thermostatically-controlled oscillator having low power consumption and rapid heating
Combined perfume spray and closure
Plasma display panel
Method of eradicating internal parasites
Plate heat exchanger and method of making same
Semiconductor device with dynamically calibrated oscillator
Magnetic platforms for biomolecule trappings, manipulations, and sorting
System for cleaning the developer unit in an electronic reprographic printing system
Hydraulic system with warm up circuit
Method and apparatus for improved start-up procedures in conventional steam power generators and dual fluid Cheng cycle engines