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Class 47/1.42 - HEATING OR STERILIZING SEPARATED EARTH


Subclass of Class 47 - Plant husbandry
Definition: Apparatus for or method of conditioning soil in which a
No. of patents: 40
Last issue date: 11/14/2006


NumberTitleIssue Date
7134239Method for thermal pest control
A method for thermal pest control in fruit production and agriculture involves projecting at least one stream of hot air to a crop from a movable vehicle which moves in a direction substantially parallel to rows of the crop. The stream of hot air can be projected su...
11/14/2006
6789353Apparatus and method for treating top soil
An apparatus and method for heat treating soil with or without sunlight, and more particularly to killing weed pests by pasteurizing a top soil thereby rendering the top soil particularly suitable for planting a fresh crop therein. In one embodiment a top soil heat ...
09/14/2004
6655082Soil disinfecting device
A mobile soil-disinfecting device (10) comprising a cultivating unit (20), a soil treating chamber (23), a bellows (28), a heat exchanger (56), and a heat-generating unit (26). The cultivating unit (20) comprises one or more cultivating members adapted fo...
12/02/2003
6399367Apparatus and system for plant production
A system and apparatus for growing plants is disclosed. The system includes a first thermal panel with multiple flow channels, the thermal panel being located between a growing space and a light source. A cooling fluid is circulated in a countercurrent fl...
06/04/2002
6319463Equipment for sterlizing soils
The present invention relates to a method for sterilizing soils and of the equipment related thereto. The method comprises sequentially at least the following phases:--dispersion into the soil of at least one compound, solid, liquid or gaseous, able to re...
11/20/2001
6088959Process for conditioning soil
A process for conditioning a golf green which preferably is constructed in accordance with the specifications of the United States Golf Association. In this process, air is blown at a flow rate of from about 250 to about 1000 cubic feet per minute onto th...
07/18/2000
5927970Apparatus for recovering hydrocarbons from solids
An apparatus is provided which is a trailer mounted rotating drum having an auger feed, an air tight seal, chain, and spiral and lateral flights within the drum which is heated externally, through which contaminated soil, such as drilling cuttings, is hea...
07/27/1999
5776422Cleaning sterilization apparatus for topsoil
A cleaning sterilization apparatus for topsoil which includes: an apparatus body provided with crawlers for traveling over a ground surface and an engine for driving the crawlers; an intake apparatus for taking up the topsoil into the apparatus body; a se...
07/07/1998
5626087Mobile smokeless agricultural field burner
A smokeless mobile agricultural field burner for burning agricultural waste products, mainly rice straw, in the field without releasing excessive air pollution into the environment. The burner consists of a main structure, either self-propelled or towed, ...
05/06/1997
5553414Soil sterilizer and method
Apparatus and method involves lifting at least the top 75 mm of soil from the ground, heating the raised soil to a temperature in the range of 50° C. to 80° C., and discharging the heated soil onto the ground and into the soil....
09/10/1996
5553415Burners
There is described a burner for vegetable matter such as straw or the like, comprising a combustion chamber (9) having an upstream and a downstream end, a blower (6) discharging air and cut vegetable matter into the upstream end of the combustion chamber,...
09/10/1996
5453562Process for removing volatile components from soils and sludges contaminated with hazardous and radioactive materials
The present invention relates to a method for separating chemical contaminants such as volatile and semi-volatile chemicals and polychlorinated biphenyls (PCBs), even if the contaminants are present at low concentrations, from mixed wastes, such as soils ...
09/26/1995
5406747Device for regeneration and sterilization of earth, sand or the like
A device for regeneration and sterilization of earth, in particular compost earth, sand, especially playground sand or the like with steam in which a screw conveyor is located in an elongated treatment chamber for continuously moving the material to be tr...
04/18/1995
5371969Spray shield
A polymeric spray shield assembly adapted to be connected to a support frame moved over plants growing in spaced rows from the earth and to be moved along the earth between the rows of plants while liquids such as herbicides not intended for contact with ...
12/13/1994
5336290Semi-solid activated sludge bioremediation of hydrocarbon-affected soil
The invention relates to a method of recycling contaminated soil so as to form a balanced non-contaminated soil with an increased water-holding capability. More particularly the invention combines two waste products, namely hydrocarbon-affected soil and a...
08/09/1994
5302118Soil remediation apparatus
An apparatus and method for decontaminating petroleum contaminated soil and the like, and which comprises a rotary drum dryer which is adapted to convey the soil therethrough, and which includes a burner at one end for generating a heated gas stream which...
04/12/1994
5302179Method and apparatus for producing useful soil products from waste products
A method and apparatus for producing a useful soil product from contaminated soil and sludge is disclosed, and wherein the contaminated soil is heated in a primary treatment unit to a temperature above the vaporization temperature but below the auto ignit...
04/12/1994
5287818Method for killing soil pathogens with micro-wave energy
A method of killing soil pathogens to improve the agricultural production of a field comprises the steps of moving a plurality of agricultural tools through the soil and during this movement emitting microwave energy into the soil at a frequency within th...
02/22/1994
5272833Soil remediation apparatus and method for same
An apparatus for remediating soil contaminated with combustible pollutants comprising means for initially heating the contaminated soil to a temperature sufficient to vaporize contaminants present therein, means for feeding the contaminated soil to the in...
12/28/1993
5259327Process for killing soil pathogens
A process for killing soil pathogens to improve agricultural production includes the steps of treating a field with a soil conditioning agent to reduce the clods in the soil to microaggregates. Hot water is applied to the treated soil at varying depths to...
11/09/1993
5253597Process for separating organic contaminants from contaminated soils and sludges
A method for economically separating chemical contaminants such as volatile and semivolatile organic chemicals and polychlorinated biphenyls (PCBs), even if the contaminants are present at low concentrations, from inert materials such as soils or sludges ...
10/19/1993
5199354Mobile soil remediation system
An improved heat evaporation soil remediation system has feeder bin, rotary dryer and baghouse elements integrated as a single compact unit onto a readily transportable trailer platform. Contaminated soil is fed by means of an auger and slinger belt into ...
04/06/1993
5199212Soil decontamination system
A method and apparatus for the removal of contaminants from soil. The soil is pulverized, and then heated to volatilize the contaminants. The volatilized contaminants are then burned as fuel in an internal combustion engine....
04/06/1993
5200033Method for removing organic contaminants from soils
A method and device for removing organic compounds from soil, solids, sludges and other types of contaminated materials utilizing a non-rotating contactor which can be tightly sealed from air infiltration. Binders such as cement, lime, flyash or kiln dust...
04/06/1993
5188041Apparatus and method for low temperature thermal stripping of volatile organic compounds from soil and waste materials with non-oxidative co-current gases
A method and apparatus for removing volatile organic contaminants from soil and waste materials including transporting and placing the contaminated material into a hopper, the hopper being substantially sealed from the atmosphere to prevent fugitive emiss...
02/23/1993
5176445Apparatus for decontaminating soils
An apparatus is disclosed which is capable of efficiently decontaminating soil, and which has several common components with a conventional asphalt production plant. This feature permits a conventional asphalt plant to be retrofitted by the addition of a ...
01/05/1993
5164158Methods for remediating contaminated soils
A soil remediation unit includes a counterflow drum for burning off volatile hydrocarbons and delivery to a cooler drum. Particulate-laden gases of combustion flow through a separator wherein the particle stream is delivered to the cooler drum and the gas...
11/17/1992
5148757Soil remediation method and apparatus
The invention provides an apparatus for removing VOC's from soil, particularly soil contaminated with gasoline, diesel fuel, or the like. The apparatus includes a burner-heated drum for substantially vaporizing the VOC's (the drum desirably is of the type...
09/22/1992
5127343Hydrocarbon extractor
An improved method and apparatus for removal of petroleum hydrocarbons from contaminated soil. The apparatus of the invention includes a shallow container, preferably with vertical sides, which has in its bottom wall a multiplicity of elongated recessed c...
07/07/1992
5020510Method and apparatus for heating the ground, roads or the like
A substantially rectangular enclosure is in communication with a liquid propane heater. The enclosure is mounted on wheels for towing by a vehicle and includes a downwardly directed opening. A plenum interior to the enclosure receives the heated air and d...
06/04/1991
4951417Method of contaminated soil remediation and apparatus therefor
A method and apparatus for on-site remedial soil restortation activity of a work site contaminated with volatile organic compounds. Soil is removed from the ground and hauled to an initial feed hopper whereat it is conveyed to an inlet end of a hollow rot...
08/28/1990
4911889Methods for sanitizing materials utilizing superheated steam
Processes for sanitizing materials, especialy psyllium, using superheated steam maintained at a relatively constant low level of superheat. These processes are very effective for sanitizing materials, and can produce commercially sterile materials. Furthe...
03/27/1990
4873789Soil sterilizer
Disclosed is an apparatus for and a method of soil sterilization to control undersirable biotica resident therein. The apparatus for soil sterilization includes a shielded chamber with a baffled inlet and a baffled outlet formed on side walls thereof. Mea...
10/17/1989
4782625Method of contaminated soil remediation and apparatus therefor
A method and apparatus for on-site remedial soil restoration activity of a work site contaminated with volatile organic compounds. Soil is removed from the ground and hauled to an initial feed hopper whereat it is conveyed to an inlet end of a hollow rota...
11/08/1988
4420901Implement for flame treating soil
A mobile implement for flame treating soil. The implement includes an elongated tube member for being pulled over the ground to be treated, a scoop for digging soil from the ground as the tube member is pulled thereover, an auger or screw for conveying th...
12/20/1983
4250869Fire plow
A fire plow has a share, V-shaped in plan, below a frame made for attachment behind a tractor, and a burner, fueled from a tank on the plow is provided at one end of an arm pivoted at its other end to the frame, so the burner can be swung to either side o...
02/17/1981
4161193Open ducts designed for ready disassembly and re-use
Open ducts for ground heating of hothouses consist of flattened tubes of flexible material such as plastic. The tubes are slit open lengthwise, folded back over tensioned cords and secured by fasteners so as to form the edges of the ducts, the two ends of...
07/17/1979
4098019Soil pasteurizing apparatus
In the soil pasteurizing apparatus disclosed herein, soil to be treated is placed within elongate canisters which are then inserted in an enclosure in the form of a shallow box having a transparent window constituting one of the broad faces thereof. The c...
07/04/1978
4034739Field sanitizing apparatus
A chassis having a walking beam undercarriage suspends a carrier in an adjustable manner. The carrier is confined for vertical travel by chassis mounted guides and serves to carry a series of liner members defining multiple burning chambers. Each chamber ...
07/12/1977
4027428Method and apparatus for conserving soil water
Natural soil is formed into clods ranging in size from a minimum dimension of about 5 mm to a maximum dimension of about 10 cm, and a hydrophobic agent is applied to the surface of the clods to increase the contact angle of water on the exposed grain surf...
06/07/1977
 
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