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| Number | Title | Issue Date |
| 7360503 | Atomization system for odor and environmental control in livestock holding areas An atomization system for odor control in a livestock storage facility providing a quantity of odor control product in a reservoir holding an odor control product; a pump in communication with the reservoir; a circulation loop running throughout the livestock storag... | 04/22/2008 |
| 7341024 | Apparatus, method and business methods for processing animal waste in a farm building A mobile apparatus is used to process animal waste in a farm building and to spread the processed animal waste back on the floor of the farm building as the apparatus moves through the farm building. The apparatus includes a processing mechanism that heats the anima... | 03/11/2008 |
| 7216606 | Method and system for reducing undesirable emissions from facilities for housing swine A system and method of reducing odors of livestock confinement operations which utilizes a V-shaped filter of wood chips disposed in front of exhaust fans from manure pits under a livestock confinement building and a method of cleaning the wood chips involving spray... | 05/15/2007 |
| 7195707 | Apparatus for determining weight and biomass composition of a trickling filter In one embodiment, a filter media tower assembly is provided comprising a first portion and a second portion, wherein the first portion is suspended within the second portion. The first portion is a removable media tower or cage for holding filter media, whereas the... | 03/27/2007 |
| 7165508 | Hog farrowing system for use in a cold environment and method of use A hog farrowing system for use in a cold environment includes a building providing protection from weather elements. The farrowing boxes have an entrance to permit free ingress and egress of female hogs but restrain the piglets. An alley is provided outside the boxe... | 01/23/2007 |
| 7156982 | Apparatus for determining weight and biomass composition of a trickling filter In one embodiment, a filter media tower assembly is provided comprising a first portion and a second portion, wherein the first portion is suspended within the second portion. The first portion is a removable media tower or cage for holding filter media, whereas the... | 01/02/2007 |
| 7152384 | Dome kit, structure and method A new and useful Dome Kit, dome shaped structural system and method of assembling a dome shaped structural system are provided. The Dome Kit and method are used to form a dome shaped structural system comprising a compression ring, a lower ring that is larger than t... | 12/26/2006 |
| 7104220 | Overhead livestock enclosure washing system An overhead livestock enclosure washing system for cleaning the pens of a livestock confinement building. The overhead livestock enclosure washing system includes a track member coupled to the ceiling of the building. A mobile unit operationally engages the track me... | 09/12/2006 |
| 7013837 | Method for building environment-affinitive pigpen and pigpen structure A pig pen structure has a walking passage and a plurality of pig houses for housing an animal installed along the walking passage. Each pig house has an evacuation room, a lodging room having front, back, and two side walls, and an evacuation room gate installed bet... | 03/21/2006 |
| 7011824 | Methods of treating manure A method of treating animal manure solids comprises contacting the solids with a treatment composition comprising AlCl3.nH2O or Al(NO3)3.mH2O, or the residue of AlCl3.nH2O or Al(NO3 | 03/14/2006 |
| 7001512 | Closed loop processing system for waste and crops A process for treating waste products discharged in a waste water from an animal operation, such as a swine confinement facility includes a holding tank for receiving waste water from the flushing of the facility in which solids to accumulate at the bottom thereof; ... | 02/21/2006 |
| 6923145 | Flume flush floor for livestock A floor arrangement for use with livestock such as in a barn is in the form of a concrete panel and includes plural spaced, elongated, linear flumes, or channels, disposed within the panel and extending its length. Each flume is generally cylindrical in shape and op... | 08/02/2005 |
| 6908495 | Low oxygen organic waste bioconversion system The present invention is directed to a substantially odorless biological treatment process for solid and liquid organic wastes. The present invention also provides for a novel nutrient rich humus material produced from the biological treatment process. The bioconver... | 06/21/2005 |
| 6810832 | Automated animal house An efficient economical automated animal house is provided to increase the health and longevity of animals, such as poultry, and swine. The automated poultry house provides for automatic removal of contaminated bedding and replacement with fresh or recycled bedding.... | 11/02/2004 |
| 6672251 | Method for drying slurry, rinse water and industrial effluent and/or residues A method for drying slurry, comprising the steps of: providing an air-permeable drying bed with a suitable carrier material, arranging, for instance spraying, on the drying bed the (semi-liquid) slurry, drawing in and/or blowing drying air and guiding thi... | 01/06/2004 |
| 6651822 | Horizontal solids recycler Horizontal solids recycler to treat waste water comprising refuse solids from hog farms which comprises an intake and loading hopper adapted to establish a uniform curtain of the waste water, a mesh to which an over flow of the waste water is directed, a ... | 11/25/2003 |
| 6499433 | Hog farming process and barn A barn for raising hogs includes walls, a roof, and a floor within the structure for supporting the hogs, the floor being solid such that materials on the floor settle on the floor without passing therethrough and being capable of supporting an animal and... | 12/31/2002 |
| 6494167 | Solid and liquid separation device A solid and liquid separation device includes a housing provided with a heater so that liquid contained in the housing will not freeze. A filter net layer may divide the housing into an upper space and a lower space. A conveying assembly includes a plural... | 12/17/2002 |
| 6470828 | Animal waste management system and method thereof An animal waste management system and method thereof is disclosed. The system is designed for use in high flush waste removal systems, but obviates the need for anaerobic lagoons when coupled to an advanced waste treatment facility. The system uses a cont... | 10/29/2002 |
| 6439164 | Composting structure A composting structure and process is described for a livestock operation. The structure handles manure and treats it over a continuous 25 to 30 day process to produce compost therefrom. The structure includes a elongate walled area into which manure is p... | 08/27/2002 |
| 6395187 | Horizontal solids recycler Horizontal solids recycler to treat waste water comprising refuse solids from hog farms which comprises an intake and loading hopper adapted to establish a uniform curtain of the waste water, a mesh to which an over flow of the waste water is directed, a ... | 05/28/2002 |
| 6346240 | Methods of treating animal waste slurries A method of treating liquid animal manure comprising contacting a manure slurry with a treatment composition comprising a treatment effective amount of AlCl3.nH.sub.2 O or Al(NO3)3.mH.sub.2 O, or the residue of AlCl3.... | 02/12/2002 |
| 6254776 | System and method for treating animal waste A system and method for treating farm animal waste, such as hog and poultry waste, to remove volatile organic compounds (VOCs) from wastewater treatment pits and thus control smell is disclosed. The farm animals are housed in structures equipped with grat... | 07/03/2001 |
| 6190566 | Treatment of waste produced by farm animals raised under confined conditions Noxious odors and water pollution commonly associated with the raising of hogs, cattle or poultry under confined conditions are eliminated by replacing the conventional waste lagoon and waste spreading fields with a wastewater treatment plant. The treatme... | 02/20/2001 |
| 6029608 | Animal containment device The invention is an animal containment device for the transportation, holding, feeding, watering, and caring for of animals. The device is designed to maintain adequate temperature, humidity, ventilation, and sanitary conditions. The device includes a ven... | 02/29/2000 |
| 5983833 | Construction including a shed for animals A shed for animals such as cows, having an overhead rail supported from the shed's roof which supports cleaning apparatus that is capable of being moved throughout the shed to remove manure and other debris from the floor. The cleaning apparatus includes ... | 11/16/1999 |
| 5950565 | Animal husbandry containment apparatus A system for housing animals in animal husbandry, particularly for raising pigs comprises a separately transportable container (15) manufactured from metal walls (20-24) which is individually supplied with a fan ventilation system (37), a bottom manure co... | 09/14/1999 |
| 5890454 | Swine rearing facility and method for reducing ammonia and odors therein Atmospheric conditions and environmental impact of swine rearing facilities re improved by adding alum (aluminum sulfate) in a swine manure processing system. In an embodiment, alum is added to flush water used to flush away manure which has temporarily co... | 04/06/1999 |
| 5832873 | Device for separating and dehydrating droppings A device for separating and dehydrating droppings includes a body having two walls and a bottom which includes a meshed portion and a plain portion connected to one of two ends of the meshed portion. A first shaft and a second shaft are respectively and t... | 11/10/1998 |
| 5740763 | Chicken coop litter removal apparatus This chicken coop litter removal apparatus that incorporates a frame under which a blade is pivotally mounted to extend outside the side of the frame to scrape along the walls of chicken coops. The blade is pivotally mounted to the frame held in its norma... | 04/21/1998 |
| 5732658 | Stable provided with manure collection pit with V-shaped bottom, and method for reducing ammonia emission Stable (1) comprising a collection chamber (6) with a bottom (7) below a stable grid. The bottom (7) is covered by a bottom plate (9) formed by parallel V-shaped gutters (10). The walls of the gutters (10) form an angle with the horizontal, which is betwe... | 03/31/1998 |
| 5660145 | Chicken housing and egg receiving system An egg laying assembly wherein eggs are laid onto an endless belt, and a roller at one end of the belt effects a reversal in direction of the belt, and a brush is positioned against the belt where it passes under the roller, wherein debris is loosened fro... | 08/26/1997 |
| 5289912 | Animal confinement building cleaning system An animal confinement building includes an upper animal floor and a lower animal waste pit having a lower floor. Scrappers are mounted on a continuous cable movable back and forth the length of the lower pit floor. Controls for the cleaning system are mou... | 03/01/1994 |
| 5249601 | Flushing system for hog houses A waste removal flushing system for storing and selectively outputting water for flushing animal waste from a waste collection surface of a hog house or other animal pen. The flushing system includes a tank with a plurality of water output openings. A flu... | 10/05/1993 |
| 5224443 | Floor mounted animal feeding apparatus A feeder for animals including a substantially concave food reservoir, supported by a base, which is manually attached to a slotted or mesh floor by a spring-biased hook. The hook is manually extended below the surface of the floor through an aperture, an... | 07/06/1993 |
| 4706607 | Stall house for livestock breeding The invention provides an improved stall house for livestock or, in particular, pig breeding in which the excrements from the animals can be disposed under very sanitary conditions with great labor saving. The inventive stall house comprises an array of p... | 11/17/1987 |
| 4520759 | Waste flushing unit for hog farrowing A gutter system is disclosed for use in raising animals. The system includes a plurality of channels for carrying animal waste. Enclosures are mounted above the gutter system and a waste-permeable floor is provided to allow waste from the animals to pass ... | 06/04/1985 |
| 4402282 | Method of constructing a system of gutters for a swine building A method for constructing a system of gutters for a swine building is provided comprising constructing gutter modules out of concrete in an inverted mold and positioning the gutter modules on concrete footings in an excavated area beneath the floor of the... | 09/06/1983 |
| 4353328 | Method and apparatus for constructing a system of gutters for a swine building A system of flush gutters for a swine building and method for their construction is provided comprising gutter modules and walkway modules made of concrete precast in inverted mold forms to provide surfaces essentially free from roughness and of a uniform... | 10/12/1982 |
| 4227486 | Farrowing pen A sanitary animal stall comprising a slatted floor structure, a generally Y-shaped trough communicating with the floor, an overlay mating with said Y-shaped trough. A method of flushing an animal pen comprising confining the animals on a slatted floor; pr... | 10/14/1980 |
