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Class Information
Number: 405/52
Name: Hydraulic and earth engineering > Fluid control, treatment, or containment
Description: Method or apparatus relating to (a) storing a fluid in an earth formation, (b) creating, regulating, or redirecting the flow of a moving body of liquid, (c) extracting energy from a moving body of liquid, (d) inhibiting the formation of an undesirable suspended material in a body of water, (e) redistributing suspended material in a body of water, or (f) containing the spread of an undesirable floatable material on a body of water.










Sub-classes under this class:

Class Number Class Name Patents
405/73 Erosive scouring 23
405/75 Extracting power from moving fluid 71
405/60 Floatable matter containment 123
405/80 Flow control 121
405/53 Fluid storage in earthen cavity 277
405/74 Settling of suspended matter in a specific location (e.g., at a scoured pier) 82
405/79 Wave generation or enhancement 113


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
7610959 Methods and materials for subterranean fluid forming barriers in materials surrounding wells Nov. 3, 2009
7585135 Marsh and wetland rehabilitation system and associated methods Sep. 8, 2009
7574834 Above ground water storage system and method Aug. 18, 2009
7461998 Coastal erosion mitigation solution (CEMS) Dec. 9, 2008
7401621 Dispenser sump Jul. 22, 2008
7399411 Retainer assembly including buoyant retainer attached to remediation material and anchor Jul. 15, 2008
7374059 Covering systems and venting methods May. 20, 2008
7351007 Waterfall spillway Apr. 1, 2008
7229233 Double walled containment sumps Jun. 12, 2007
7226242 Catch basin for salt water sand Jun. 5, 2007
7214002 Water feature kit May. 8, 2007
7203576 Moisture sensor timer Apr. 10, 2007
7198432 Water resource recycling system Apr. 3, 2007
7171994 Spillage containment system and kit for underground storage tanks Feb. 6, 2007
7150582 Form for street box in underground storage tank installation Dec. 19, 2006
7137755 Underground water retention apparatus Nov. 21, 2006
7104727 Piping system with transition coupling Sep. 12, 2006
7093551 Freshwater supply system Aug. 22, 2006
7077198 In situ recovery from a hydrocarbon containing formation using barriers Jul. 18, 2006
7073976 Under-dispenser containment system Jul. 11, 2006
7052207 Sediment control drain and method of construction May. 30, 2006
7052208 Discharge control system for a reservoir May. 30, 2006
7054768 Method and system for shear flow profiling May. 30, 2006
7032660 In situ thermal processing and inhibiting migration of fluids into or out of an in situ oil shale formation Apr. 25, 2006
7005064 Method and apparatus for remediating wastewater holding areas and the like Feb. 28, 2006
6986622 Containment system Jan. 17, 2006
6984316 Device for creating at least one reaction zone in an aquifer Jan. 10, 2006
6939080 Tank for service stations Sep. 6, 2005
6939081 Fuel dispensing and containment assembly Sep. 6, 2005
6932540 Permeable water reservoir covers Aug. 23, 2005
6897186 Composition and method for dual function soil grouting excavating or boring fluid May. 24, 2005
6893864 Apparatus for aerating a particulate material May. 17, 2005
6880295 Snap lock device for hingedly securing an extension to a downspout Apr. 19, 2005
6854926 Zero ground disturbance system Feb. 15, 2005
6848859 Composite pond apparatus Feb. 1, 2005
6835314 Method and apparatus for remediating wastewater holding areas and the like Dec. 28, 2004
6796325 Apparatus for stormwater retention and release, and method of use thereof Sep. 28, 2004
6729797 Testable sump apparatus May. 4, 2004
6719489 Selective suspension drain closure apparatus and method of controlling flow of liquid Apr. 13, 2004
6714617 Disposal of radiation waste in glacial ice Mar. 30, 2004
6695534 Fluid containment system Feb. 24, 2004
6688105 Iceberg utilization process improvement Feb. 10, 2004
6685392 Tank for service stations Feb. 3, 2004
6641328 Fish protective water extraction method and apparatus Nov. 4, 2003
6634828 Method for in situ renovation of a manhole, particularly a sewer manhole, and prefabricated liner therefore Oct. 21, 2003
6616375 Arrangement in a drain system and a method for taking care of drain media Sep. 9, 2003
6612550 Fence post Sep. 2, 2003
6612079 Clarifier cover Sep. 2, 2003
6609852 Sediment control drain and method of construction Aug. 26, 2003
6558077 Selective suspension drain closure apparatus May. 6, 2003

1 2 3 4 5 6 7 8 9 10 11 12










 
 
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