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| Number | Title | Issue Date |
| 7291247 | Absorbent sheet made with papermaking fibers with durable curl A process for bleaching high bulk cellulosic fiber and producing a durable elevated curl index includes: (a) concurrently bleaching, heat treating and convolving cellulosic fiber pulp at elevated temperature and pressure at high consistency generally under condition... | 11/06/2007 |
| 7240865 | Apparatus for food waste treatment An apparatus for food waste treatment which efficiently treats sewage and odor generated from food wastes. The food waste treatment apparatus includes a body (10), a hopper (30) to put the food wastes into the body (10), a crusher (14) in... | 07/10/2007 |
| 7172729 | Mixed sample moisture or ash analyzer An analyzer for moisture or ash testing where a robotic arm retrieves a crucible and sample from a conveyor, inserts it into a small opening in the upper surface of the furnace chamber and deposits it in an aperture on a carousel located within the furnace chamber. ... | 02/06/2007 |
| 7144550 | Mobile apparatus and process for treating infectious waste A mobile self-contained apparatus and process for grinding, grating, macerating, chemically disinfecting, and drying infectious waste material. A trailer (10) contains a hopper (27), a grinder/grater (28), an enclosed conveyor system, drying and... | 12/05/2006 |
| 7134623 | Hammermill A hammermill having a housing, a rotor assembly, a plurality of hammers, and a attrition plate assembly is provided to reduce oversized particulate material to a desired size. The housing has a sidewall that extends between an inlet end and an discharge end which de... | 11/14/2006 |
| 7128285 | Disintegrator with rotative disk cutters An object of the present invention is to diminish the sizes of most disintegrated material effectively, said sizes being determined by the box seats made on the surface of the under roll (7). In a disintegrator (1) having a case (4) with ... | 10/31/2006 |
| 7117995 | Concrete reclamation apparatus An apparatus which is useful in the separation of solids from a diluted, wet, concrete mixture has (a) a free-standing first container with a drain port and a top opening, (b) a strainer disposed within the first container, (c) a drain port shut-off valve, (d) a sec... | 10/10/2006 |
| 7093781 | Process and apparatus for manufacturing powder rubber A process and apparatus for making crumb and powder rubber from preprocessed rubber particles. The process and apparatus provides an energy efficient operation wherein the preprocessed rubber particles are dried, precooled, frozen, comminuted and sized using a close... | 08/22/2006 |
| 7086619 | Method and device for comminuting particles The invention relates to a process and an apparatus for comminuting particles. The apparatus comprises at least one tube for collecting a given amount of particles, the particles forming a plug inside the tube. The apparatus further comprises at least one pressure p... | 08/08/2006 |
| 7081171 | Screenings washer A screenings washer having a hopper, a grinder downstream of the hopper, and a washer downstream of the grinder. The washer includes an auger rotor that receives the screenings ground by the grinder, a spray wash system that sprays a wash fluid directly onto a porti... | 07/25/2006 |
| 7066187 | Modular treatment plant having horizontal drum machines A machine for treating bulk material of industrial volume parts, having a treatment drum which is arranged with a horizontal axis and can be driven in both directions of rotation around the axis, the treatment drum comprises a permanently open co-axial inlet apertur... | 06/27/2006 |
| 6976646 | Method and apparatus for grinding rubber A rubber grinding machine and method is provided for ambient temperature grinding of rubber material to form finely ground rubber particles. The rubber grinding machine includes a feed tube, a grinding module, a conveyor, a screening module and a vacuum system. Rubb... | 12/20/2005 |
| 6951312 | Particle entraining eductor-spike nozzle device for a fluidized bed jet mill An eductor-spike nozzle device includes (a) a first cylindrical member having a first wall including a cowl lip and defining a first hollow interior, and (b) a second cylindrical member mounted within the first hollow interior and having a second wall (i) externally... | 10/04/2005 |
| 6942170 | Plural odd number bell-like openings nozzle device for a fluidized bed jet mill A jet mill includes plural nozzle devices for discharging a composite stream of high velocity fluid. Each nozzle device includes a plural odd number of nozzle openings for discharging an individual stream of high velocity fluid. Each nozzle opening comprises (i) a c... | 09/13/2005 |
| 6926215 | Hammermill A hammermill having a housing, a rotor assembly, a first plurality of hammers, and a first attrition plate assembly is provided to reduce oversized particulate material to a desired size. The housing has a sidewall that extends between an inlet end and an discharge ... | 08/09/2005 |
| 6540165 | Process for handling particulate material at elevated pressure A process comprising the steps of: (1) pressurizing a particulate material in bead or pellet form in a vessel to an elevated pressure with a first gas, (2) reducing the particulate material under the elevated pressure to a fine consistency, (3) conveying ... | 04/01/2003 |
| 6527208 | Process and apparatus for reclaiming the economic components of polluted scrap rubber tires A process, and associated apparatus, that separates the economic components of scrapped rubber tires while isolating and removing certain levels of contamination associated with these tires. The separation of the scrap tires contaminants is accomplished b... | 03/04/2003 |
| 6524443 | Pulping system for a paper machine A paper machine includes a traveling belt for carrying a fiber web, and a cutting device disposed below the belt for cutting the fiber web into smaller pieces. The cutting device has an inlet and an outlet. A guiding device guides the fiber web from the b... | 02/25/2003 |
| 6196482 | Jet mill The invention provides a jet mill which comprises a hollow disk-shaped turning and crushing chamber; a plurality ("m") of crushing nozzles, to form turning flows by jetting a high pressure gas, in which the jetting ports are inclined to the peripheral wal... | 03/06/2001 |
| 6182913 | Method and apparatus for reclaiming carpet components A system for reclaiming carpet components such as yarn, tufting primary, binder, and secondary backing wherein the carpet is sprayed with a high velocity water spray so as to disjoint the components from one another, and thereafter, separating the seconda... | 02/06/2001 |
| 6082640 | Method for granulating and grinding molten material and device for carrying out said method In a process for granulating and comminuting molten material, the slag melt is acted upon by compressed water and discharged together with the vapour formed. The liquid slag is introduced into a granulation chamber in a free flowing jet while directing co... | 07/04/2000 |
| 6000645 | Axial flow, bi-rotor concrete reclaimer A concrete reclaimer having a pair of concentric mesh cylinders for separating wet concrete into its original components. The invention includes a hopper and feed screw for feeding wet concrete into the inner cylinder at a constant rate. The concrete is w... | 12/14/1999 |
| 5979804 | Particulating apparatus and method A particulating apparatus for liquid filled plastic containers in preparation for recycling produced plastic particulate. The particulating apparatus includes a container hopper for accepting a supply of plastic containers to be processed by the particula... | 11/09/1999 |
| 5941468 | Waste treatment apparatus and method Containerized medical waste is treated by shredding, and then passing the shredded material, by means of a screw conveyor, through a direct steam impingement stage and a dehydration stage in which the material is brought into contact with a hot surface to... | 08/24/1999 |
| 5906321 | Non-ferrous metals cleaning system A cleaning system for non-ferrous metals for the removal of ash residue and dirt from metals derived from a municipal waste combustor includes an infeed chute for receiving the dirty metals and water from a clean water source. The water and metals are com... | 05/25/1999 |
| 5794861 | Process and apparatus for separating components of fragmented vehicle tires Methods and equipment are described for the recycling of pieces of pre-fragmented scrap tires using high pressure water jets. The use of high pressure water provides for the production of fragmented rubber material in useful sizes and also provides for a ... | 08/18/1998 |
| 5755388 | Waste tire treating apparatus A waste tire treating apparatus is disclosed. It includes a grinding device for grinding the waste tire into blocks with smaller volume, a washing device for washing the ground waste tire, a drying device for drying the washed waste tire, a granulating de... | 05/26/1998 |
| 5716012 | Bulk material handling system A garbage handling system (10) including a plurality of garbage collector bins (12) each provided with a reciprocating floor conveyor (50) and a movable, suspended chain assembly (30) at an outlet end (16) of a garbage collector bin for the purpose of bre... | 02/10/1998 |
| 5695132 | Air actuated nozzle plugs A mill for grinding marking particles utilizing a source of a pressurized fluid is provided. The mill includes a grinding chamber having a peripheral wall, a base and a central axis. The mill also includes a nozzle associated with the peripheral wall of t... | 12/09/1997 |
| 5690284 | Method and apparatus for grinding There is disclosed a method and apparatus for grinding. Based on a vertical shaft impactor, a method is disclosed which provides improved results by allowing materials to be ground in a wet form. The grinding apparatus includes supply lines (171, 172) and... | 11/25/1997 |
| 5683038 | Tire dissection system A tire dissection method and apparatus to separate the rubber and steel components in a tire by using a high pressure fluid. The high pressure fluid removes the rubber liner and excises the steel bead bundle in a tire. The steel components in the tire may... | 11/04/1997 |
| 5667147 | Process and device for granulating and crushing molten materials and grinding stocks A molten melt of slag and grinding material is introduced into a mixing chamber to which a cooling and mixing agent is injected, the agent being compressed air, water or an air/water mixture which serves to cool the melt and form vapor and solidified part... | 09/16/1997 |
| 5624079 | Injection blending of toner during grinding An apparatus for the mixing of toner and a material to form a toner mixture is provided. The apparatus includes a grinder having a grinding chamber within the grinder and a material adder for adding the material into the grinding chamber. The apparatus fu... | 04/29/1997 |
| 5624077 | Concrete cyclone reclaimer The present invention is a novel concrete reclaimer cylinder with a closed chamber and a screen chamber. The reclaimer is disposed in a non-horizontal position such that screen chamber is positioned lower than the closed chamber and driven to rotate. Conc... | 04/29/1997 |
| 5595349 | Continuous flow rotary materials processing apparatus A continuous flow, rotary processing apparatus for horizontal transport of material at a predetermined rate. Material from an infeed conveyor enters a continuous system including at least one rotary drum operating about a horizontal axis. Each drum has a ... | 01/21/1997 |
| 5568895 | Treatment of waste materials for disposal Organic wastes are made suitable for disposal by sequential treatment with an oxidizing solution and an alkaline earth oxide or hydroxide. The treated waste is then mixed with an absorbent material to absorb excess liquid, and optionally with a binding ma... | 10/29/1996 |
| 5566890 | Process for recovering post-consumer waste plastics Feed stock is made from an assortment of post-consumer polymer articles by assembling those articles of the assortment which are suitable for recycling into feed stock. The assemblage is granulated into particles of a size suitable for feed stock. A deter... | 10/22/1996 |
| 5542613 | Process for impact crushing of solid particles The present invention pertains to a process for facilitating the crushing of particles which have a low weight and are in suspension, wherein at least one portion of the suspension is accelerated to form a fluid jet with high energy content which reenters... | 08/06/1996 |
| 5540395 | Concrete cyclone reclaimer The present invention is a novel concrete reclaimer cylinder with a closed chamber and a screen chamber. The reclaimer is disposed in a non-horizontal position such that screen chamber is positioned lower than the closed chamber and driven to rotate. Conc... | 07/30/1996 |
| 5520341 | Apparatus for regenerating foundry sand A foundry sand is regenerated in an upright chamber to which air is admitted at the junction between a peripheral wall and between while an abrading rotor is in a horizontal plane close to the bottom to establish a vertical line with columns of fluidized ... | 05/28/1996 |
