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| Number | Title | Issue Date |
| 4889446 | Erosion control foundation mat and method An erosion control structure and method involves placing a large permeable mat with peripheral weighted pockets around and attached to the mat on the bottom of the body of water such that at least a portion of the mat extends to a location where currents ... | 12/26/1989 |
| 4875803 | Block-formed revetment system for controlling soil erosion A flexible revetment mat used to control soil erosion comprised of a plurality of blocks each having a hexagonally shaped grid held firmly together by tongue and cavity coupling means. The tongues and cavities are shaped to allow limited movement of each ... | 10/24/1989 |
| 4854773 | Beach carpet Accordingly, the present invention provides a strip stored as a roll and adapted to be unrolled along a support surface supporting a fluid. The strip includes a flexible matrix and a plurality of weighted material dispensed through the matrix and secured ... | 08/08/1989 |
| 4832557 | Ground-implantable plastic fastener for holding erosion cloth on the ground An implantable polycarbonate fastener for holding erosion cloth on the ground. The fastener has a long vertical leg, a shorter vertical leg extending parallel to the long leg, and a horizontal top leg extending between them. The long vertical leg has a ta... | 05/23/1989 |
| 4804293 | Flexible layer structure for protecting earthworks, bed walls and for delimiting embedding layers The invention relates to a layer construction formed as a net for the protection of earthworks, constant or periodical water courses, steep area surfaces, for building dams and embankments, for the laterial delimitation of materials tending to spreading, ... | 02/14/1989 |
| 4798498 | Device for stabilizing bulk material The invention relates to a device, especially for stabilizing soil material and other moldable compositions such as uncured concrete or the like, comprising a substantially elongated web sheet mounted on a support which forms a plurality of cells or pocke... | 01/17/1989 |
| 4726708 | Mattress-type gabion for producing protective covering structures to be used on soil surfaces subject to erosion A mattress-type gabion for ground stabilization is formed from a base sheet of wire mesh by providing the sheet with folds from spaced apart transverse ribs and having the panels of the folds tied together at transversely spaced locations along each rib. ... | 02/23/1988 |
| 4696429 | Elastic mat for a ballast bed underlayment A mat comprising an elastic material which serves as an underlay for a ballast bed of crushed stone, metallic particles, or the like is provided with a plurality of projections on its underside and with an upper layer of a material different from the elas... | 09/29/1987 |
| 4690585 | Erosion control foundation mat and method An erosion control structure and method involves placing a large permeable mat with peripheral weighted pockets around and attached to the mat on the bottom of the water body such that at least a portion of the mat extends into a shallow portion of the wa... | 09/01/1987 |
| 4683156 | Flexible blanket A flexible blanket for protection or stabilization of underwater structures and pipe lines, unstable beds and embankments, comprising a plurality of segments (1) arranged in one or more layers (10) each one segment in height, the segments of the or each l... | 07/28/1987 |
| 4664552 | Erosion control apparatus and method An erosion control revetment and wall made from preformed blocks which are secured to elongate support members by interlocking sleeves. The block is formed with transversely extending slots which extend from the top end to the bottom end of the block and ... | 05/12/1987 |
| 4635576 | Stitched woodwool mat A soil erosion control blanket formed from a mat of interlocking woodwool fibres, the mat of woodwool being retained as a coherent structure by means of longitudinal rows of stitching giving the blanket a quilted appearance.... | 01/13/1987 |
| 4623281 | Open-mesh fabric Disclosed is a dimensionally stable, flexible and open-mesh woven fabric comprising a warp and a weft comprised of thread-like elements, wherein the warp elements are arranged in groups spaced apart from each other, wherein the distance between each two s... | 11/18/1986 |
| 4610568 | Slope stabilization system and method A system and method for slope stabilization applicable to a wide range of slopes comprised of a variety of soils. A layer of geosynthetic fabric is deployed upon the surface of the slope to be stabilized and is anchored to the stable earth region which un... | 09/09/1986 |
| 4592675 | Revetment panel with staggered compartments A revetment panel for installation along embankments and other earthen structures, including structures partially or fully covered by water, which utilizes a fabric web having a plurality of compartments. The compartments are staggered in relation to each... | 06/03/1986 |
| 4566821 | Conformable fascine A fascine capable of conforming to the contours of a supporting surface, comprises a core of cylindrical pipes loosely disposed within a surrounding flexible sleeve comprised of similar pipes transversely and continuously interconnected by tensioned flexi... | 01/28/1986 |
| 4477206 | Flexible mattress-like element usable at ballast for immobilizing and protecting underwater pipelines A flexible mattress-like element usable as ballast or a load for immobilizing and protecting underwater pipelines, includes an outer flexible envelope, preferably made from a non-woven fabric, covering at least one gabion which is made from double-twist, ... | 10/16/1984 |
| 4476074 | Method and apparatus for forming cast-in-place structures An improved method and apparatus for forming cast-in-place structures includes the use of a sheet of fabric having a plurality of pockets for receiving support rods. The pockets are formed between an inner side surface of the sheet of fabric and a plurali... | 10/09/1984 |
| 4475846 | Method of placing a web A method and apparatus for laying a web in a submerged condition on an entrenchment floor includes wrapping a web onto a drum as said drum is floating on a water surface of the entrenchment, navigating the wrapped drum to a beginning section of the entren... | 10/09/1984 |
| 4449847 | Revetment panel A revetment panel for installation along embankments and other earthen structures, including structures partially or fully covered by water, which utilizes a fabric web having a plurality of compartments separated by selvage. The web is formed of two fabr... | 05/22/1984 |
| 4405257 | Safety mat for use in protection of waterwashed areas against erosion and/or undermining A safety mat for protection against erosion and/or undermining consisting of a number of parallel tubular members containing a filling material and being interconnected by cross-binding ribbons placed at right angles to the tubular members. As filling mat... | 09/20/1983 |
| 4385648 | Woven fabric form element for forming cast-in-place structures An improved method and apparatus for forming cast-in-place structures includes the use of a sheet of fabric having a plurality of pockets for receiving support rods. The pockets are formed between an inner side surface of the sheet of fabric and a plurali... | 05/31/1983 |
| 4372705 | Articulated erosion control system An articulated erosion control system provides a flexing articulated mat comprising a plurality of blocks which interlock in a three dimensional fashion allowing a mat formed of the blocks to conform to changes in terrain. In the preferred embodiment ther... | 02/08/1983 |
| 4353946 | Erosion control means Method and means for producing an erosion control blanket formed from wood wool fibres retained in a coherent structure with a biodegradable mesh to be secured on a soil surface to ameliorate erosion of that surface and provide a basis for plant regrowth ... | 10/12/1982 |
| 4329392 | Matting for hydraulic engineering end-uses Matting for hydraulic engineering consisting of a gripper layer of melt-spun filaments fused with each other and having a diameter of 0.2 to 1.5 mm and a filter layer of fine fibers, where a layer of grain rearrangement inhibiting material runs through th... | 05/11/1982 |
| 4312601 | Fascines A fascine capable of conforming to the contours of a supporting surface, comprises a core of loose cylindrical pipes disposed within a surrounding sleeve of similar pipes transversely and continuously inter-connected by flexible ties. Binding straps attac... | 01/26/1982 |
| 4294405 | Traction bag A traction device for use with automobiles which comprises a wedge shaped bag filled with sand or a sand like material which when placed under the wheels of a car provides increased traction so that the car can be moved from a slippery place.... | 10/13/1981 |
| 4184788 | Form for erosion control structures A form for erosion control structures, which is made of at least two sheets of flexible material joined about their entire periphery forming a space adapted to receive a flowable material therein, is provided with a fluid transmitting material attached to... | 01/22/1980 |
| 4181450 | Erosion control matting A porous, reinforced, erosion control matting is provided by a relatively open, self-supporting, three-dimensionally looped structure of synthetic filaments having a diameter of at least 0.06 mm., with a backing of a decay-resistant or rot-resistant, comp... | 01/01/1980 |
| 4168335 | Underwater terrain reinforcement matting A matting is disclosed for reinforcing underwater terrains. The matting is made of sections of looped intersecting synthetic polymer filaments bonded to one another at their points of intersection, at least one section being temporarily buoyant in water. ... | 09/18/1979 |
| 4154061 | Fabric forms for concrete A fabric and containers constructed therefrom, formed of interwoven warp and weft yarns, characterized by a plurality of continuous reinforcing means woven into the fabric at spaced intervals among and parallel to the warp or weft yarns, or both, each rei... | 05/15/1979 |
| 4152875 | Ground covering with adjoining plates A ground covering with adjoining plates clamped to one another by means of tensioning elements extending essentially parallel to the plates and through the plates. Positive locking elements are provided between neighboring plates and effective transversel... | 05/08/1979 |
| 4135843 | Erosion control mat An erosion control mat of textile material formed of a series of contiguous frame units each comprising a tubular perimeter adapted to be filled with concrete and a center area circumscribed by the tubular perimeter, provided with filter means capable of ... | 01/23/1979 |
| 4096701 | Mattresses for subaqueous structures A mattress for civil engineering use, including use in subaqueous structures, comprising two plies of synthetic fabric, one of which is non-woven, the other being woven, said plies being joined through sewn threads along one length of the mattress in para... | 06/27/1978 |
| 4090337 | Flexible form for cementitious slurry Overlying first and second sheets of flexible fabric may be employed to make a form for slabs of concrete, or the like, when the sheets are adequately connected at spaced intervals. A novel connector for such purpose is disclosed herein and comprises a un... | 05/23/1978 |
| 4002034 | Matting for the prevention of hydraulic erosion A matting, anchored to the ground surface of an enbankment adjacent a body of water for preventing erosion of said ground surface due to action of said water thereon, is so constructed that it provides less resistance to the flow of water therethrough in ... | 01/11/1977 |
| 3957098 | EROSION CONTROL BAG An erosion control bag of dark-colored fabric for underwater use and light-colored for other use is disclosed having a porosity of 10 to 35 cubic feet per minute so that air and water may escape from the bag as water and a filler are pumped into the bag. ... | 05/18/1976 |
