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Patent Searching and Data


Matches 401 - 450 out of 7,128

Document Document Title
WO/1996/011074A1
A hazardous waste barrier system for preventing the generally lateral, subterranean migration of certain fluid substances (including both liquid and gaseous fluids) beyond an established perimeter, while providing controlled collection o...  
WO/1996/011304A1
A system for use in preventing a flow of gas from a gas-containing region (120) to an adjacent region (22) and/or for collecting or dispersing gas at the interface between the regions, comprising a composite barrier (10) installed so as ...  
WO/1996/008611A1
Disclosed is a method for sealing soil formations, wherein a mineral sealing layer consisting of cohesive soil and an additive is deposited on the soil formation and then mechanically compressed, the additive used being dry, sewage or wa...  
WO/1996/006734A1
The invention relates to a stabilized fluid barrier member (30) and to methods of forming the same. The fluid barrier comprises a first outer sheet member (32) having a top surface (34) and a bottom surface (36), with a stabilizer elemen...  
WO/1996/006987A1
A high shear strength clay liner comprising two synthetic geotextiles (1a, 1b) and a semihydrated layer (1c) of swellable clay therebetween with fastening means (5) arranged in such a pattern of connecting threads to form pockets (7) thr...  
WO/1996/005335A1
An improved process that is commercially practical for forming an oxide film cobalt conversion coating exhibiting corrosion resistance and paint adhesion properties on an aluminum or aluminum alloy substrate for use in aircraft/aerospace...  
WO/1996/003551A1
A basement enclosure is provided with an outer shell (17) which is constructed of a material impermeable to moisture and gas. The basement enclosure may be free standing or hung from beams (12) which are supported by columns set on a con...  
WO/1996/002373A1
The invention provides a method for manufacturing a multi-purpose building material from domestic and/or industrial waste materials, wherein the waste materials comprise between 20 % and 65 % (w/w) plastic material. The invention also pr...  
WO/1996/001929A1
A method and article for sealing a manhole riser, a catch basin, and a pipe juncture. The method is an economical process whereby elastomeric bands are placed around and inside a manhole riser, a catch basin, or a pipe juncture and effec...  
WO/1995/033894A1
The present invention concerns a method of sealing earth structures, in particular for isolating waste or for creating controlled waste dumps without drainage. The method involves the creation of three separate mineral sealing layers: th...  
WO/1995/031609A1
A bead (10) for forming a barrier layer over an underwater surface. Generally, a plurality of such beads are required to form an effective underwater barrier layer. Each of the beads comprises a core (11), preferably formed of a piece of...  
WO/1995/029772A1
An advancing freeze front is established in a porous region (16) adjacent to or within contaminated earth (12). A flow of contaminated liquid phase water migrates toward the freeze front and a concentration of impurities is established i...  
WO/1995/027616A1
A sealing sheet (60) includes a first or primary layer (62) of liquid impermeable material, having a roughened upper surface (64). A second layer (66) of granules, preferably bentonite granules, preferably formed of two bentonite sublaye...  
WO/1995/025850A1
A strudded web for building purposes from a sheet or plate made from high-tenacity material, preferably high density polyethylene (HDPE) has studs (2) shaped out of the sheet or plate, and has at least one studless marginal strip (3) run...  
WO/1995/023041A1
The invention concerns a method of absorbing organic pollutants (1) such as oil, tar or phenols in soil (12), rubble or solid-waste dumps, floating on and/or suspended in water or in a reservoir-type waste dump, the pollutants including ...  
WO/1995/022455A1
A polymer (11, 16) and fabric (13, 18) composite (10) has been developed to provide a continuous leak proof covering. The composite is made with a special lip (12) attachment between polymer sheets (11, 16). The use of the composite is v...  
WO/1995/021989A1
A method of providing a substantially leakproof shielding layer in the ground. The method includes the following steps: a) making a plurality of substantially parallel holes (H) in the ground by means of a guided drill head (4) which eje...  
WO/1995/020705A1
A method and apparatus for structural deflection control, as well as associated sequential controls that are based on new control laws. The apparatus of this invention is of relatively low cost and performs better than prior art devices....  
WO/1995/018893A1
The surface of a hydraulic cylinder (2) is enclosed with a cylindrical casing (8). A fluid, preferably a thixotropic dielectric hydrophobic fluid (56) which retains a gel structure when static, has a specific gravity greater than water a...  
WO/1995/017560A1
An earthquake, fire and wind resistant pre-fabricated building panel comprises a plurality of frame members (150, 152-155). The frame members are connected together to form a frame lying in a frame plane, the frame defining a perimeter o...  
WO/1995/016835A1
A hollow construction form element (10) for use in the erection of construction components of poured flowable construction materials (M), the element (10) acting as formwork for pouring and containing of the materials (M) and thereafter ...  
WO/1995/016524A1
Methods of soil containment and soil remediation are disclosed. The methods contemplate selecting a surface area (26) associated with a subterraneal volume (10) wherein the subterraneal volume includes ground water (14) beneath the surfa...  
WO/1995/014825A1
A permanent form-drain network (10) adapted for radon remediation. A permanently installed form-drain system (10) is partially piecewise modified and adapted to collect and remove radon gas from sub-slab (44), as well as basement and sim...  
WO/1995/013147A1
Landfill sites or other refuse deposits are temporarily covered by sheet material (15) between successive filling or dumping operations. The sheet material may be left in place and more refuse deposited on top, or removed and re-used. Th...  
WO/1995/012037A1
A system for forming a blocking layer of water-saturated soil (38) surrounding the foundation (52) of a building (50) to be protected from ingress of radon gas or other soil gas contaminant. The system includes at least one set of parall...  
WO/1995/011350A1
The present invention relates to a continuous material having high overall tensile strength (mono-and/or bidirectional) and having deformability properties which are locally differentiated and filtration or filtration-drainage properties...  
WO/1995/008031A1
A transformer station has a collecting basin (1) surrounding the foundation (2) of the transformer and has an oil separator connected to the outlet (3) of said basin. An occlusion element (4) in the outlet of the collecting basin (1) is ...  
WO/1995/002449A1
Method of carrying out for example moisture emigration, polymerization, neutralization, recalcination, impregnation, pigmentation, preservation, reinforcement, cleaning, ionization, sanitation, leaching or soaking on materials, such as m...  
WO/1995/001480A1
Protective waterproofing membrane particularly for exterior and/or interior coatings, of walls and pavings generally, of the types made in plastic material and comprising a plurality of protrusions all on the same side, in which, limited...  
WO/1994/029530A1
An earth drain (10) comprising a core (11) consisting of an elongated flexible web (12) having on at least one surface thereof, and preferably on both surfaces, an array of discreet projections (13) spaced transversely across the width o...  
WO/1994/025688A1
The invention pertains to a process for sealing off ground sites (1), in particular a waste dump, abandoned dumping grounds, pipelines or the like, or also still be excavated construction sites, using sealants, wherein a fully course-con...  
WO/1994/025191A1
Contaminated material such as soil or sludge is remediated by injecting a suitable remediation fluid into the material during excavation of the contaminated material with a trenching tool. The remediation fluid is injected into the conta...  
WO/1994/024375A1
According to a process for carrying out civil engineering works in the area of the sole (4) of an existing waste dump, passable shafts (1, 2) designed as mutually spaced, cased large hole borings are sunk down to the waste dump sole (4)....  
WO/1994/023137A1
High flexibility bentonite panel for waterproofing soil, hydraulic works, buildings and the like comprising a granular bentonite layer glued between two permeable synthetic fabrics by means of an adhesive comprising a copolymer of lower ...  
WO1994005863A3  
WO/1994/020695A1
A hollow in the ground is filled in by positioning a base facing unit (10) adjacent a side of the hollow (29), positioning a plurality of further facing units (1) extending upwardly from the first facing unit (1), filling in the gap betw...  
WO/1994/019547A1
An apparatus for cutting soil and constructing subsurface containment barriers, such as for constructing subsurface containment walls or basins around and under contaminated soils, comprises an elongated beam (4) for abutting an extended...  
WO/1994/019548A1
A system of corrosion protection and a method of applying the protection on items to be used or being used in marine environments and otherwise susceptible to the deleterious effects of erosion and/or corrosion. The protection is compris...  
WO/1994/018396A1
A method for remediating a hydrocarbon-contaminated region of a subterranean body of groundwater (10) to destroy or reduce the initial concentration levels of hydrocarbon contaminants. A plurality of mutually spaced wells (12, 14, 16, 18...  
WO/1994/018418A1
A plastic liner (200) for protecting a concrete manhole interior surface from corrosion wherein the liner includes provisions for creating a strong interlock between the liner and the interior surfaces. A side of the liner which includes...  
WO/1994/018132A1
The strains of acinetobacter species (bicoccum) B-6445, arthrobacter species S-1212 and rhodococcus species S-1213 were deposited on 19 January 1993 with the All-Union Collection of Industrial Microorgansims of the All-Union Scientific R...  
WO/1994/018395A1
A method for remediating a hydrocarbon-contaminated region of a subterranean body of groundwater (10) to destroy or reduce the initial concentration levels of hydrocarbon contaminants. A plurality of mutually spaced wells (12, 14, 16, 18...  
WO/1994/015829A1
A composite marine structure comprises a marine substrate (34) having adhered to at least a portion of its surface a layer of a water-permeable composite article (14) comprising a non-woven fibrous web (16) having entrapped therein activ...  
WO/1994/013593A1
An installation method (figs. 2-7) for assembling fluid impermeable barrier members (1, 501, 101) in the ground to form a hazardous waste containment system (fig. 8) using a series of guide box assemblies (figs. 2 and 4), which can be ea...  
WO1994004606A3  
WO/1994/012735A1
A liquid-tight coupling for plastic webs to be interconnected in order to form a sealing wall has an inner part (1) and an outer part (2) constituted by a positive and a negative profile. The outer part is designed as a cable profile and...  
WO/1994/012736A1
A measurement electrode is disclosed for finding leakages in a flat sealing material, in particular a sealing foil. In order to protect such measurement electrodes against corrosion by aggressive media which may be contained in the mater...  
WO/1994/008840A1
A covering material (26) for protecting underwater objects such as boat hulls (12) or water intake pipes (46) is disclosed. The covering (26) includes a matrix such as adhesive (28a) or paint (60) containing an organic irritant such as t...  
WO/1994/007740A1
The invention provides a method of reducing the fluid friction resistance of a hull and a fluid transport passage, and preventing a submerged part-carrying structure from being soiled and corroded. A method of forming an air film on a su...  
WO/1994/006977A1
The present invention relates to an arrangement in a protective membrane (1; 101; 201), particularly for floors (11; 111; 211), comprising a substantially plane membrane of a preferably rigid material, e.g. plastic or similar, one side o...  

Matches 401 - 450 out of 7,128