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7325558 |
Landfill site covering system
The present invention provides a landfill site covering system. The system comprises a plurality of freely mobile support members ( 2 ) with a cable array ( 20 22, 24 ) secured to the support...
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7309431 |
Method for breaking a flap-valve attachment condition under a membrane cover
In a covered wastewater reservoir, a gas passage is defined under the membrane cover and along the sides of the reservoir. An accumulation of bio-gases is held captive between the membrane cover...
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7288581 |
Process for the stabilization of dusting surfaces
The invention relates to a process for the stabilization of dusting surfaces characterized in that the dusty ground is tilled or scarified and mixed with polymers in form of water-redispersible...
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7198433 |
Landfill design and method for improved landfill gas capture
The invention provides an improved method of collecting biogas from a landfill that results in more complete collection of biogas produced in the landfill, and with less contamination with air. The...
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7195425 |
Method to produce landfill daily cover from sewer sludge and MSW
Landfill daily cover and general ground cover is produced from sewer sludge and/or municipal solid waste by adding an amount of cellulose material to form a de-watered stream having a water content...
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7086445 |
Cover for an elongate opening
Waste materials are composted in an elongate pit which is maintained covered to retain odors. The pit includes two rails each arranged along a respective side of the opening for receiving operating...
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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...
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6851891 |
Organic slurry storage basin cover
A cover assembly for an organic waste lagoon basin and a method of making and deploying such a cover assembly. A cover includes connected cover panels or sections. In one form of the invention the...
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6786676 |
Tarpaulin deployment device
An improved spindle and tarpaulin combination to be used in devices to deploy and take up a tarpaulin. The device is comprised of a reinforced spindle and a tarpaulin adapted to be attached to the...
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6659688 |
Organic slurry basin storage cover and method of fabricating and deploying cover
A cover assembly for an organic waste lagoon basin and a method of making and deploying such a cover assembly. A cover includes connected cover panels or sections. In one form of the invention the...
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6622428 |
Method for containing organic debris
A method of containing organic debris such as leaves in piles or layers is disclosed. The method comprises the utilization of a chemical composition for coating the generally upward facing leaves...
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6592295 |
Erosion control blanket installer
A device for installing erosion control blankets is provided. The device comprises a frame, a circular drum, an erosion control blanket mounting device, and a weight support device. The circular...
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6558079 |
Method and apparatus for covering landfill
A method and apparatus is used for covering the exposed workface of a landfill with a film. The apparatus includes a compactor rotatably mounted on a frame which is hitched to a tractor. A film,...
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6558080 |
Methods and compact apparatus for covering landfill
An apparatus and method for covering landfill includes a deployer suspended below the bucket of a loader. A roll of film is disposed on the deployer and uncoiled to deploy a film covering on the...
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6517285 |
Method and system for water conservation
A method and system for water conservation relies upon the reduction of evaporative losses from water storages having a high ratio of surface area to depth. The system comprises a plurality of...
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6435770 |
Method of forming a synthetic cap on a bulk material pile
A synthetic cover for bulk material piles and loads in transit may be formed from a slurry mixture of liquid and powder made from recycled gypsum wallboard. These constituents may be mixed and...
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6361249 |
Negative air pressure cover
A method for covering a lagoon, manure storage basin, waste water retention pond, water reservoir, open top material storage tank, stacks or piles of commodities, having a perimeter and a...
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6267535 |
Depositing particulate material or soil onto plastic film extending over a face of a landfill or other location
An apparatus having at least one rotatably mounted storage container (44, 45), at least two outlet openings (48, 49, 51, 52) in the container from which material within the container may be...
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6241423 |
Lining of landfill sites
A landfill site is lined by attaching an impermeable line (90) to a support structure for the purpose of containing waste material and preventing substances from draining or being leached from the...
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6004069 |
Method for capping mine waste and tailing deposits
A method for providing a composite capping cover for maintaining the surface of a sulphide bearing tailing and mine waste containing deposit moist thereby substantially eliminating oxidation of the...
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5984579 |
Residual biotech soil
Synthetic soil is created by blending processed or unprocessed incinerator ash, derived from solid waste or other materials, with either compostable materials or compostable materials derived...
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5975801 |
Process for producing a product for use as an alternative cover material for landfills and systems
A process for producing a product for use as an alternative cover material for landfills using recycled materials is provided. The process includes: receiving construction and demolition debris in...
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5863153 |
Waste treatment
Landfill sites or other refuse deposits are temporarily covered by sheet material between successive filling or dumping operations. The sheet material may be left in place and more refuse deposited...
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5855664 |
Solid waste landfill cover material and method of extending the useful life of a solid waste disposal landfill
A method of manufacturing Construction and Demolition ("C&D") disposal debris into a substitute/alternative daily/initial cover product approved by an environmental regulatory authority for use at...
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5620281 |
Machine and method for laying film on face of landfill
The present invention is directed to a machine which is attached to the compactor to lay film over the face of a landfill. More specifically, the present invention is directed to a machine and the...
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5601906 |
Geosynthetic barrier to prevent wildlife access to contaminated sediments
A geosynthetic barrier adapted to deny wildlife access to contaminated seents (CS), includes a geocomposite (10) formed of a top layer (14) juxtaposed on a bottom layer (12) which is adapted to be...
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5550315 |
Anisotropic capillary barrier for waste site surface covers
Waste sites are capped or covered upon closure. The cover structure incorporates a number of different layers each having a contributory function. One such layer is the barrier layer. Traditionally...
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5525009 |
Synthetic bulk material cover and method of using the same
A synthetic cover for bulk material piles and loads in transit may be formed from a mixture of liquid, binder, and fibers. These constituents may be mixed and applied to cover a waste pile. The...
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5468291 |
Metal shredder residue-based landfill cover
A metal shredder residue-based landfill cover material composed of a mixture of moist substantially non-metallic residue of select maximum size and cementitious particles. The material can be...
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5401118 |
Composition and method for covering soil
A composition and method for forming a water-impermeable barrier in soil such as for use in closing a waste disposal cell. The composition comprises a water-impermeable sheet to each side of which...
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5399048 |
Method of capping exposed land areas and particulate materials deposited thereon
A method and formulation are shown for capping the exposed surface of an aggregate of materials, such as exposed land areas with fine particulate mining wastes. A mineral formulation is prepared by...
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5385429 |
Synthetic cover for waste
A synthetic cover for waste piles may be formed from a mixture of liquid, binder, and fibers. These constituents may be mixed and applied to cover a waste pile. The cover will harden to minimize...
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5320450 |
Method of recycling construction and demolition debris
A method of recycling construction and demolition debris produces a product useful in earth engineering applications, including landfills, soil stabilization and roadbeds. The method involves wet...
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5304014 |
Apparatus for laying out and taking up a long length, wide width flexible sheeting
This invention provides an apparatus for use on and carried by a powered vehicle for laying out and taking up a long length, wide width flexible sheeting material as may be used to cover a sanitary...
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5259698 |
Method for hiding from sight and protecting a dumping site
A method for hiding from sight and protecting a dumping site containing inflammable and/or bad-looking waste, such as, for example, used tires. The method comprises spreading a covering membrane...
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5259697 |
Composition and process for forming low permeability barriers for waste disposal sites
A low-permeability barrier for waste disposal sites such as landfills and waste lagoons, and a method for constructing the same, includes a waste material. The waste material is stabilized to...
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5215786 |
Composition for providing a foam barrier between a substrate and the atmosphere and the method of use
A composition for forming an essentially biodegradable foam for application to a substrate to provide a barrier between the substrate and the atmosphere formulated from a mixture in water of...
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5201608 |
Process for sealing soil formations, especially waste dumps
A process for sealing soil formations, especially for sealing the base of a waste dump or encapsulating waste dumps or old sources of pollution. By this process, sewage sludge or river mud is mixed...
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5181803 |
Method of making daily cover for a landfill
A method of recycling construction and demolition debris to produce an article suitable as a daily cover for a landfill is disclosed. The method generally comprises the steps of removing large...
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5161915 |
Synthetic cover for waste piles
A synthetic cover for waste piles may be formed from a mixture of liquid, binder, cellulose fibers and plastic fibers. These constituents may be mixed and applied to cover a waste pile. The cover...
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5147150 |
Cell structure for ground consolidation
A foldable cell structure is formed from water-permeable flexible strips whose width represents the height of the cells and which are connected to adjacent strips at intervals. An integral part of...
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5143481 |
Method of treating municipal sewage sludge and product produced thereby
The invention relates to a method of utilizing sewage sludge to form a stablized sterile or pasteurized material which can be used as fertilizer, as fill for land development, or as a cover in...
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5137393 |
Arrangement for covering inclined loose material surfaces
Arrangement for covering the surface, which may be inclined, of loose material, in particular earth or waste dump material, comprising a sealing course which is provided with a top fill. In order...
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5133991 |
Method for applying a biodegradable protein foam to a substrate
A method and apparatus for covering substrates such as landfills, sewage, contaminated soil, sludge deposits, compost piles and the like. A protein based solution, preferably mixed from a foam...
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5096616 |
Method of providing a foam barrier between a substrate and the atmosphere and compositions therefor
Aqueous thixotropic foam-producing chemical compositions are presented which are comprised of an anionic sulfonate or sulfate surfactant, a fatty acid having 10-30 carbon atoms, an acrylic-based...
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5090843 |
Chemical seal for waste disposal cover systems
A low-permeability zone analogous to natural low permeability zones is deliberately formed within a landfill, mine tailings or other cover system to prevent the migration of water or other...
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5054406 |
Water retardant covering material for solid waste landfills
The present invention describes a water retardant material produced by a mixture of earthen clay and 15% to 25% by weight of recycled paper pulp sludge. Paper pulp sludge is incinerated in a rotary...
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5040920 |
Disposal of waste ash
Waste ash is controlled and adjusted in its water content to result in a compacted permeability of about 10 -5 cm/s or less. With particle size distribution adjustments, the compacted permeability...
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5011330 |
Foam distribution apparatus
In an apparatus for laying down a blanket of foam on a waste disposal landfill or the like, an enlongate manifold carried across the rear end of a vehicle delivers foam to nozzle assemblies which...
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4990031 |
Treatment of mine tailings
Mine tailings containing iron sulphides can cause acidity in groundwater travelling down through the tailings, if the tailings ever become exposed to the air. In the worst case, if only an upper...
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