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| Number | Title | Issue Date |
| 8025456 | Hydrocarbon-adsorbing porous pavement structure A water-pervious pavement structure comprising wearing course comprising a water-pervious combination of recycled glass and aggregate bound together with a flexible adhesive binder and held within a plurality of connected, open grid pockets; and a layer of unbound r... | 09/27/2011 |
| 7261490 | Jet blast resistant vehicle arresting blocks, beds and methods Aircraft arresting beds constructed of cellular concrete at ends of runways may be subject to damaging effects of jet blast phenomena. Arresting units resistant to such effects and related methods are described. A block of compressible material, such as cellular con... | 08/28/2007 |
| 7175362 | Synthetic covering systems for safety areas of airports Systems, methods and apparatuses for airport safety areas, runways and taxiways is provided. Various attachment systems for installing a synthetic covering are described. The use of artificial turf as well as various embodiments for a suitable synthetic matting for ... | 02/13/2007 |
| 7160049 | Paving material for absorbing electromagnetic wave and pavement structure using it An electromagnetic absorber formed of conductive fiber or the like, such as carbon fiber having an overall length corresponding to the wavelength of electromagnetic waves to be absorbed, is mixed into a base material to form an electromagnetic wave-absorbing pavemen... | 01/09/2007 |
| 7144190 | Road surfacing material over roadway joints, method of manufacturing, and method using the same A membrane assembly (100) has at least a pair of bottom sheet membranes (102), (102) and at least one top sheet membrane (104), wherein the bottom sheet membranes (102), (102) are adapted to attach to and cover respective pa... | 12/05/2006 |
| 7125199 | Elastic permeable pavement comprising waste-polyurethane chips for use on new roads and a paving method using the same An elastic permeable pavement comprising waste-polyurethane chips for use on new roads and a paving method using the same. This pavement uses a binder specially developed to secure the binding between an upper polyurethane chip layer and a lower permeable concrete l... | 10/24/2006 |
| 7097382 | Elastic drainage pavement comprising waste polyurethane chips for use on existing roads and a paving method using the same An elastic drainage pavement comprising waste-polyurethane chips for use on existing roads and a paving method using the same, which uses a binder specially developed to secure the binding between an upper polyurethane-chip layer and a lower existing-pavement layer ... | 08/29/2006 |
| 7004673 | Asphalt concrete pavement with concrete subbase with the enriched quarry limestone waste as a coarse aggregate Asphalt concrete pavement consisting of an asphalt surface course, concrete subbase of specified compressive strength fc′ and modulus of rupture up to 5,000 and 750 psi, respectively, with small grains crushed limestone finer than 9.5 mm as a coarse agg... | 02/28/2006 |
| 6971817 | Jet blast resistant vehicle arresting blocks, beds and methods Aircraft arresting beds constructed of cellular concrete at ends of runways may be subject to damaging effects of jet blast phenomena. Arresting units resistant to such effects are described. A block of compressible material, such as cellular concrete, provides comp... | 12/06/2005 |
| 6962463 | Construction of environmental and water-permeable paving A method of constructing an environmental and water-permeable paving, which includes the steps of connecting a plurality of frame units composed of water ducts and connecting meshes to form a great area of framework; burying the frame units into the soil, above the ... | 11/08/2005 |
| 6918714 | Method and vehicle for pavement surface dressing According to the invention, the surface is dressed by synchronous spreading of binder and gravel on the pavement as follows: a) a first layer of hot bitumen (b1) having a temperature greater than 100° C. is spread on the pavement (S): b) a film of hot wa... | 07/19/2005 |
| 6758629 | Rigid runways made of postensed celled concrete for airports and highways A postensed celled concrete runway for take off and landing of aircraft is described, also for racetracks, freeways and highways, characterized by a celled structure wherein each cell contains: nervures, a cell base and a cell cover that forms the surface of runway.... | 07/06/2004 |
| 6726400 | Vehicle arresting bed systems Vehicle arresting beds, for installation at the ends of aircraft runways, are effective to safely decelerate aircraft entering the bed. The arresting bed is assembled of a large number of blocks of cellular concrete having predetermined compressive gradient strength... | 04/27/2004 |
| 6457912 | Foundation construction using recycled tire walls A foundation and a method for constructing the foundation are provided using recycled automotive tires. A portion of the respective side walls of the tires are formed into flat annular members. The annular members are laid out on the ground in an overlapp... | 10/01/2002 |
| 6454489 | NOx removing pavement structure The NOx -cleaning paving structure of the present invention comprises a concrete base layer 1, a paving layer 2 and a surface layer 3 as illustrated in FIG. 1. The surface layer 3 comprises 100 parts by weight of cement, 5-50 parts by weight of... | 09/24/2002 |
| 6379079 | Ecotechnical cooperating separation layer for a pavement and its manufacturing process Ecotechnical pavement comprising a draining and wearing course (1) and at least a second lower layer (2) of analogous structure. The particular granulometry of the layers (1, 2) and the choice of aggregates, insure both an optimum adherence and the absorp... | 04/30/2002 |
| 6158920 | Roadway structure made from rigid materials A roadway structure comprising from top to bottom: a top layer, at least one rigid foundation layer having a high modulus of rigidity and supporting the top layer, the ground, or an untreated material or a damaged roadway, and in addition particularly having an und... | 12/12/2000 |
| 6089783 | Three-layered road structure The invention concerns a novel road structure whose bearing part on top of the ground comprises three successive layers of bituminous material bonded with one another, namely: a base layer which rests on the ground with optional insertion of a forming lay... | 07/18/2000 |
| 5967694 | Portable roadway and method of assembling same In accordance with the present invention, a roadway for supporting vehicular traffic and which can be used over a wide variety of terrains comprises a network of interconnected modular components for supporting a road bed over which vehicles can travel an... | 10/19/1999 |
| 5885025 | Vehicle arresting bed systems Vehicle arresting beds, for installation at the ends of aircraft runways, are effective to safely decelerate aircraft entering the bed. The arresting bed is assembled of a large number of blocks of cellular concrete having predetermined compressive gradie... | 03/23/1999 |
| 5863147 | Pavement for conveying vehicular traffic A rigid concrete slab for conveying vehicular or railroad traffic which is provided with functional longitudinal beams that extend or protrude downward from the underside of the slab and are fully and continuously supported by the underlying material. The... | 01/26/1999 |
| 5730548 | Deadening road pavement and method for its realization Deadening pavement for roads, comprising: an upper layer (10), formed by a wearing course of asphalt having an average granulometry, and a lower layer (12) supporting the wearing course (10), and which is made of cement, concrete, or similar materials, wh... | 03/24/1998 |
| 5702199 | Plastic asphalt paving material and method of making same An asphaltic concrete or paving material includes from 5 to 20 percent or more of granular recycled plastic, which supplements or replaces the rock aggregate component of the mixture. The material produces a structurally superior paving material and longe... | 12/30/1997 |
| 5697730 | Roadway having convection cooling for permafrost regions A roadway for use on permafrost terrain is described together with methods of construction, the roadway generally including a porous embankment and a pavement structure disposed on the top of the embankment. The embankment has a desired vertical separatio... | 12/16/1997 |
| 5651637 | Road bed construction An asphaltic roadway base or sub base which includes a by-product of petroleum refining units utilizing a Residuum Oil Supercritical Extraction (ROSE) process. The base course is a designed mixture of a resin-asphaltene residuum and aggregate, wherein the... | 07/29/1997 |
| 5419653 | Method of making a roadway with a water-impermeable membrane layer This invention relates to asphalt concrete paving systems and how they are structured. For more than the last sixty years, such systems have been one integrated structure consisting of (1) one or more "lower supporting courses" and (2) one or more "surfac... | 05/30/1995 |
| 5123777 | Construction elements To make a reinforced concrete bridge or culvert 10, flat reinforced concrete plates 14A, 14B serving as longitudinally extending side plates and concrete folded plates 18A, 18B serving as shell-like cross members extending from side plate to side plate ar... | 06/23/1992 |
| 5085424 | Laminated playing surface A laminated playing surface and its method of making wherein a chemically blown polyolefin foam sheet is laminated by an adhesive to a scrim sheet saturated with a stabilizing agent which when heated contracts the lamination so that it can stretch tight b... | 02/04/1992 |
| 4836856 | Stabilizing road base composition and method for preparing same A composition for preparing a stabilizing road base and method for preparing same. The composition and method for preparing same comprise 30-50% by volume of gypsum fines having a diameter of less than one inch, 30-70% by volume of at least one aggregate ... | 06/06/1989 |
| 4826350 | Method for constructing water-permeable sports surface and the like A soil, which has been regulated in particle-diameter, is blended with a hydraulic material and water or an aqueous solution of synthetic resin emulsion, so that a moisture content may be 1.2 to 1.5 times an optimum soil compacting moisture content, and t... | 05/02/1989 |
| 4708516 | Asphalt pavement An asphalt pavement structural section includes a plurality of material layers arranged to act as an integral mechanical beam. The layers are arranged into a preselected sequence from subgrade to an upper surface course with the layer having the greatest ... | 11/24/1987 |
| 4645381 | Building material, its application for embankment, surfacing, or as foundation mass over a loose ground, and method and installation for the production of said material The present invention relates to a building material and to its application in particular for embankments, surfacings, or mass foundation over loose ground. Said material comprises at least one flexible continuous element distributed tri-dimensionally in ... | 02/24/1987 |
| 4606963 | Synthetic clay tennis court and method of making the same A synthetic clay court composition is provided having a first aggregate-containing elastomeric lamina applied to a substrate. Prior to the elastomer curing aggregate is broadcast over the elastomer in an amount sufficient to form a second free-flowing lam... | 08/19/1986 |
| 4420513 | Synthetic running surface A textured synthetic running surface and the like comprising a urethane elastomer base having thoroughly dispersed granular particles of urethane or rubber elastomers. Shredded particles of solid urethane or rubber of a nominal maximum dimension of from 0... | 12/13/1983 |
| 4382713 | Pavement water conservation method Apparatus is provided to reduce wastage of water draining from pavements.... | 05/10/1983 |
| 4314772 | Ground heating system A ground heating system comprises a porous stabilization layer provided between a pipe system for supplying heat and a pipe system for supplying water to control the ground humidity. The stabilization layer functions as a water distributor and heat storag... | 02/09/1982 |
| 4232823 | Method and apparatus for installation of quench car track for coke oven batteries A technique for rapid installation of corrosion resistant quench car railroad track wherein levelling blocks are embedded in a slag base, a layer of polyethylene is laid over the base and levelling blocks, and a thin layer of gravel is disposed on the pol... | 11/11/1980 |
| 4181448 | Combination roadway and pipeline way in permafrost regions A combination roadway and pipeline way for use over permafrost comprising a roadbed and at least one pipeline embedded in a side area of the roadbed, insulation means carried between the pipeline and permafrost and extending laterally from both sides of t... | 01/01/1980 |
| 4174912 | System for heave reduction in highways due to frost or moisture in expansive clay or shale materials Means for controlling the moisture content and ultimate freeze-thaw cycle parameters of a paved roadbed including, a combination of electrolytic means together with the conventional roadbed, the electrolytic means being utilized to control the moisture mi... | 11/20/1979 |
| 3986781 | Structure for protecting and insulating frozen substrates and method for producing such structures An insulating and protective structure for frozen substrates wherein a hydrophobic or water impermeable base layer is applied first to the substrate and successive layers of a polyurethane foam or similar synthetic plastic foam material are foamed in plac... | 10/19/1976 |
