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| Number | Title | Issue Date |
| 7845883 | Method for remediation of contaminated subsurface area A method and system for remediation of a contaminated subsurface area. The method comprises an infiltration operation in which a surfactant containing a fluorescent dye is injected to various depths in the contaminated area. The surfactant dye may be injected using ... | 12/07/2010 |
| 7585135 | Marsh and wetland rehabilitation system and associated methods A method for constructing or rehabilitating a marsh or wetland comprises the step of inserting propagatable material into liquid or slurry emerging from a high-pressure spray nozzle to form a mixture. The liquid/ or slurry/propagatable material mixture is then spray... | 09/08/2009 |
| 7427177 | Method of using pulsed ozone to treat soils containing organic contaminants A method of treating a solid matrix containing organic contaminants is provided. The method comprises the steps of a) injecting ozone into the solid matrix for a period of time known as the pulse duration; b) interrupting the injection of ozone into the solid matrix... | 09/23/2008 |
| 7363733 | Device and method for making a trench wall in the soil The invention relates to a device for making a trench wall in the soil comprising a frame, at least one lower cutting/mixing wheel arranged at the bottom of the frame, at least one further, upper cutting/mixing wheel arranged at the top of the frame, wherein the fra... | 04/29/2008 |
| 7311964 | Inorganic matrix-fabric system and method A method of reinforcing a structural support, includes applying a reinforcement system comprising an AR-glass fibrous layer embedded in an inorganic matrix to the structural support. The AR-glass fibrous layer has a sizing applied thereon, and a resinous coating app... | 12/25/2007 |
| 7290961 | Lightweight trench shield A lightweight trench shield having side panels spaced apart by spreaders. Each panel has a core formed of a metal honeycomb with the core faces having a fiber in resin matrix layer thereon. The core density varies with regions proximate the spreader supports being i... | 11/06/2007 |
| 7287932 | Ballasting system for on-site sewage treatment and disposal system A ballasting system for an on-site sewage treatment and disposal system for areas having a ground water level above a minimum depth below grade. A perimeter barrier is arranged around a selected subterraneal volume within a ground area. The perimeter barrier has a c... | 10/30/2007 |
| 7284931 | Magma evacuation systems for the prevention of explosions from supervolcanoes An apparatus controls the evacuation of volcanic magma to prevent explosions. Magma evacuation is through a single evacuation tube that heats the magma flow within the tube to prevent stickiness of the magma in the tube. The heating may use small combustion chambers... | 10/23/2007 |
| 7226247 | Method and apparatus for creating soil or rock subsurface support A subsurface support includes a protective outer member that encases an interior support member. The inner support member may typically be a steel or iron rod which is held within the outer tube as by grout or cement. The outer tube is preferably emplaced by forcing... | 06/05/2007 |
| 7207743 | Method and apparatus for constructing an automotive vehicle parking lot A method for constructing an automotive vehicle parking lot (10) on a land area (12) is provided. A composite drainage material (20) is provided through which water drains. The composite drainage material (20) comprises a polymeric open m... | 04/24/2007 |
| 7198430 | Reformation of soft soil and system therefor A system and a method for draining soft soil A bordered with soil B are disclosed. The system includes an airtight sheet 10 which covers the soft soil A to assist in vacuuming the soft soil A. The system further includes water gathering pipes 13 and a ... | 04/03/2007 |
| 7160052 | Paving system using arrays of vertically interlocking paving blocks A continuous covered area, such as a sidewalk or patio, is formed by vertically interlocking tessellated components. One embodiment, termed PORTAPAVE™, achieves this interlocking via an array of uniquely configured two-sectioned pavers. Each paver has a first sect... | 01/09/2007 |
| 7150583 | Electro kinetic geosynthetic structure An EKG structure comprising geosynthetic material associated with at least one conducting element wherein the structure comprises at least one core element substantially enclosed by at least one sheath, one or both comprising the geosynthetic material; the use there... | 12/19/2006 |
| 7141284 | Drywall tape and joint Drywall tapes, drywall joints and methods for their construction are provided by this invention. The drywall tape of this invention includes a web of glass fibers and a coating disposed over a portion of the glass fibers. The coating includes a resinous binder which... | 11/28/2006 |
| 7128497 | Horizontally draining artificial turf system A horizontally draining artificial turf system comprises an impervious base at proper slope, an impermeable layer or drainage blanket over the base at a corresponding slope for guiding water horizontally, an artificial turf at top of the impermeable layer, and a per... | 10/31/2006 |
| 7114271 | Cutting tool for digging trenches, and enabling the cutter head to be changed quickly The invention relates to a cutting tool for digging vertical trenches, the tool comprising: a jib (B); a cutter structure (34; C) suspended from the jib via a cable; a plurality of cutter me... | 10/03/2006 |
| 7114877 | Drainage system for sports fields An improved system for draining bunkers on golf courses and other sports playing areas, and for draining landscaped areas. A receptacle is positioned below the surface for receiving drain water and for discharging the water through an outlet. A perforated pipe water... | 10/03/2006 |
| 7083358 | Aquatic weed suppressor A sub surface aquatic weed barrier consisting of a strip of plastic held to the aquatic substrate by transverse weights bonded to the plastic strip. Gas release ports are located in the plastic sheet, positioned midway between the transverse weights. ... | 08/01/2006 |
| 7021867 | Method and machine for dynamic ground compaction At least one cable is attached to a load lying on the ground via a releasable connection mechanism. A traction force is applied to the cable to hoist the load up to a prescribed height. That traction force is then eliminated or reduced to initiate a downward movemen... | 04/04/2006 |
| 6974278 | Thermo-structural base for construction on unstable soils In this invention, after the grade at a construction site has been excavated and/or graded to its preliminary rough grade, re-enforcing material, typically synthetic in nature, such as nylon or polypropylene mesh or rods, fiber-glass rods or mesh, or other specified... | 12/13/2005 |
| 6921484 | Compost berm An erosion barrier implementing the invention is a filter berm advantageously comprising a biodegradable “sock” filled with a biodegradable material, e.g., using conventional blower techniques. The sock is composed of materials, such as burlap, that naturally ro... | 07/26/2005 |
| 6913423 | Modular reinforced fiber log erosion and sediment control barrier A modular erosion and sediment control barrier. The linear modular erosion and sediment control barrier is constructed of reinforced fiber logs joined end-to-end or side-to-side. Each fiber log is made of a quantity of loose fibers retained in a reinforced tubular c... | 07/05/2005 |
| 6910835 | Modular fiber log erosion and sediment control barrier A linear modular erosion and sediment control barrier is constructed of fiber logs joined end-to-end, the logs having a maximum length of about 8 feet long. Each fiber log is made of a quantity of loose fibers retained in a tubular casing by a plug. The tubular casi... | 06/28/2005 |
| 6855650 | Synthetic fiber filled erosion control blanket A durable erosion control blanket featuring a novel synthetic fiber filler is disclosed. The erosion control blanket of the present invention addresses the need for a particularly resilient erosion control blanket through the use of a post-consumer, crimped, polyest... | 02/15/2005 |
| 6848860 | Maintenance apparatuses for permeability improvement in fluid containment basins The apparatuses for improving the permeability of a fluid containment basin having a plurality of ridges and furrows in the bottom of the basin are configured to disturb sediment that has settled on the ridges so as to place the sediment back into suspension. In one... | 02/01/2005 |
| 6824681 | Compost berm An erosion barrier implementing the invention is a filter berm advantageously comprising a biodegradable “sock” filled with a biodegradable material, e.g., using conventional blower techniques. The sock is composed of materials, such as burlap, that naturally ro... | 11/30/2004 |
| 6742967 | Structure for fastening soil nails to reinforced soil retaining walls A fastening system is invented for fasten the soil nails (which are used in cut areas) and the reinforced retaining structures (which are used in fill areas). The system is to connect the two and form an integrated body to prevent sliding plane passing through the i... | 06/01/2004 |
| 6729805 | Methods and compositions for reducing dust and erosion of earth surfaces Dust from and erosion of earth surfaces is controlled by the application of a fatty acid containing material such as used vegetable oil, animal renderings, or a combination thereof such as Yellow Grease to the surface and allowing the surface to harden and dry. The ... | 05/04/2004 |
| 6709202 | Modular fiber log erosion and sediment control barrier A linear modular erosion and sediment control barrier is constructed of fiber logs joined end-to-end, the logs having a maximum length of about 8 feet long. Each fiber log is made of a quantity of loose fibers retained in a tubular casing by a plug. The tubular casi... | 03/23/2004 |
| 6705803 | Tire foundation structure A foundation comprising one or more layers or mattresses of tires, and a fill material provided within and/or between tires of each of the mattresses. The fill material is preferably a relatively coarse aggregate and provides a porous bed having relatively high drai... | 03/16/2004 |
| 6637980 | Method and apparatus for re-tensioning a roof bolt in an underground mine A method and apparatus of re-tightening or retensioning a roof bolt in an underground mine serves the purpose of enabling the operator to place tension between the head of a permanent, epoxy-secured, roof bolt and the roof plate of a standard roof bolt sy... | 10/28/2003 |
| 6607332 | Method of reinforcing slope reverse analysis technique A method for reinforcing a slope in which field ground deformation characteristics of an unstable slope can be rapidly and reliably judged and the unstable slope recovered and restored to its own natural state by introduction and application of an earth r... | 08/19/2003 |
| 6585456 | Combination anchoring pin and insertion apparatus A combination anchoring pin and insertion apparatus which includes a vertically disposed elongated barrel having an axial bore and an elongated hammer drive rod slidably received within the bore with the upper end extending above the top opening of the ba... | 07/01/2003 |
| 6565724 | System and method for electrochemical stabilization of soil and the strengthened soil structure resulting from the above method A plurality of rows of wells are drilled in the soil of the area to be stabilized, and then pairs of electrodes, i.e., an aluminum anode and a copper-graphite cathode connected to a source of a bipolar pulse current, are inserted into each well in such a ... | 05/20/2003 |
| 6554545 | Framework and method of forming a support structure with interlocking of adjacent compartments A method of forming a support structure on a base from a framework uses a tube of a flexible material divided by dividing walls of flexible material into an array of compartments. Each compartment includes at least one wall including a hollow protrusion o... | 04/29/2003 |
| 6547493 | Modular fiber log erosion and sediment control barrier A modular erosion and sediment control barrier. The linear modular erosion and sediment control barrier is constructed of fiber logs joined end-to-end. Each fiber log is made of a quantity of loose fibers retained in a tubular casing by a plug. The tubula... | 04/15/2003 |
| 6540445 | Concrete silt fence A concrete silt fence constructed of a plurality of very thin, steel reinforced concrete panels that are aligned side by side and fixed in a trench in the ground to form a fence. Each of the panels is constructed of reinforcing steel bars and concrete. Th... | 04/01/2003 |
| 6481934 | Composite fabric webs for reinforcing soil layers Composite fabric for reinforcing soil layers, including a textile lattice and a water-permeable, flat textile structure which is joined to the lattice. The invention provides a geotextile composite fabric web whose positioning not only achieves good reinf... | 11/19/2002 |
| 6443667 | Landscaping tile A landscaping tile for stabilizing hillsides that includes a top surface which is textured to simulate a bed of gravel, river rocks, or the like. The landscaping tile is flexible and conforms to the topography of the land. The landscaping tile is secured ... | 09/03/2002 |
| 6443661 | Method and composition for reducing dust and erosion of earth surfaces A treatment product for earth surfaces, particularly earth surfaces which generate dust such as dirt roads or parking lots, includes a fatty acid containing material and water in at least a temporary semi-emulsion state when applied to the earth surface. ... | 09/03/2002 |
