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| Number | Title | Issue Date |
| 7195084 | Systems and methods for storing and handling drill cuttings Vessels for selectively holding drilling cuttings material and methods employing such vessels; the vessels, in at least certain aspects, having a body with a hollow container with an interior space for receiving drilling cuttings material and from which the material... | 03/27/2007 |
| 7168442 | Liquid handling system A liquid handling system transfers liquid (e.g. water, bearing marine animals) between two tanks each having a respective liner which is movable between a lining position (when filled with liquid) and an inverted position (when its respective tank is emptied). In an... | 01/30/2007 |
| 7104385 | Railroad hopper car unloader A system unloads material, such as bulk quantities of dry product, from a container, such as a railroad hopper car, in a fast and efficient manner. The container defines an interior adapted to contain a product and includes a product discharge section adapted to all... | 09/12/2006 |
| 7094004 | Apparatus and method for moving and placing granulate material A method and system are disclosed for moving and placing in hard to reach locations granular and other particulate material such as sand, gravel, earth and similar materials. The system includes an improved augar for moving the material and an improved rotary airloc... | 08/22/2006 |
| 7080960 | Apparatus and method for transporting waste materials An apparatus for transporting solid waste drill cuttings material produced in the drilling of an oil or gas well, the apparatus including: a waste supply apparatus; a feeder to transport the material; a pneumatic conveying apparatus to which the material is transfer... | 07/25/2006 |
| 6979166 | Vacuum wand assembly for extracting a product from a container The subject invention relates to a vacuum wand assembly for extracting a product from a container, especially a non-self supporting container that collapses as the product is extracted. The assembly includes a wand for extending into the container and for withdrawin... | 12/27/2005 |
| 6936092 | Positive pressure drilled cuttings movement systems and methods Methods for moving drilled cuttings, the methods, in certain aspects, including conveying with air under positive pressure, drilled cuttings to flow conduit apparatus; applying air under positive pressure to the flow conduit apparatus to continuously move the drille... | 08/30/2005 |
| 6892909 | Pneumatic particulate dispensing system A pneumatic particulate dispensing system having a hopper for storing particulate material, such as animal feed, fertilizers, pesticides and the like. The hopper is connected to a T-fitting which encloses a velocity tube. An air blowing unit is connected to the T-fi... | 05/17/2005 |
| 6827529 | Vacuum pneumatic system for conveyance of ice Vacuum pneumatic conveying apparatus and method are described to provide for a simple, economical, convenient (and preferably automatic) system for conveying ice on an as-required basis from a source such as an ice maker to one or more receptors at locations remote ... | 12/07/2004 |
| 6632049 | Device for transferring pulverulent materials A device for transferring pulverulent material, for example, powdery material, including an enclosure (3) wherein the pulverulent material to be transferred is stirred and pressurized; a first pipe (8) and a second pipe (9) which transport the material to... | 10/14/2003 |
| 6454141 | Non-pressurized dry powder dispensing apparatus An apparatus and a method for dispersing and feeding dry powders without using pressurized air are disclosed. The apparatus comprises a sample holder, a suction probe, a vacuum means and a positional means. The suction probe is positioned above dry powder... | 09/24/2002 |
| 6425714 | System and method for conveying loose material Apparatus, systems and methods for conveying loose material are shown and described. In one embodiment, a plurality of spaced apart, interconnected conveyor elements entrap and move loose material through a hollow conduit having a fixed size and shape, an... | 07/30/2002 |
| 6419425 | Granular material distributing apparatus comprising at least two transfer vessels that operate in alternation Apparatus for distributing granular material, in particular sand, the apparatus comprising: a) a portable distribution head; b) a flexible hose for transferring the material to the portable head; c) a main feed duct for feeding material from a storage vessel; d) a ... | 07/16/2002 |
| 6413020 | Vacuum transfer apparatus and process An apparatus for vacuum transferring food product having a hopper for retaining food product, the hopper including a discharge port; a vacuum chamber having an inlet and an outlet, wherein the inlet is coupled to the hopper at the hopper's discharge port;... | 07/02/2002 |
| 6383301 | Treatment of deagglomerated particles with plasma-activated species This invention relates to an improved apparatus for treating the surface of particles by plasma-activated gas species to modify the particle surfaces.... | 05/07/2002 |
| 6357361 | Assembly for closing a pneumatic discharge outlet An assembly for selectively closing a pneumatic discharge outlet is disclosed. Such assembly includes a closure cap which, in a closed position, fits about and partially along to cover a free end of the discharge outlet and which is movable to an open pos... | 03/19/2002 |
| 6343897 | Apparatus and method for spreading particulate materials A system for applying particulate materials comprising a supply source of pressurized gas, a chamber with first and second opposed side walls, at least one pressurized gas entrance conduit for transporting pressurized gas to the chamber, at least one mate... | 02/05/2002 |
| 6296424 | Apparatus for handling and conveying loosefill Apparatus for handling loosefill and conveying the loosefill from one location to another comprises a container having a bottom and sides, the container being adapted to receive and contain therein a quantify of loosefill, a blower positioned at one end o... | 10/02/2001 |
| 6273647 | Pressure discharge railway hopper car A pressure discharge railway hopper car includes a car body having a plurality of hoppers arranged in adjacent relation longitudinally, each opening at the bottom end to an aerator tub assembly. Each aerator tub assembly has two aerator units, one on each... | 08/14/2001 |
| 6217261 | Aeration discharge outlet assembly for bulk material containers An aeration discharge outlet assembly for use with bulk material containers wherein we provide an external cone and an internal cone. With internal cone being completely surrounded by pressurized air within an annular space and includes multiple air inlet... | 04/17/2001 |
| 6120216 | Modular feeder system and feeder module for supplying electrical components to a pick up location A modular feeder system (1) for supplying electrical components to a pick-and-place machine (14). The feeder system (1) has a two dimensional array of electrical component feeder modules (3), an electrical component storage hopper (4), a pick up location ... | 09/19/2000 |
| 6079461 | Use of inert gas in transfer of comminuted product to tank A method and apparatus for transferring comminuted product from an unpressurized storage unit to a tank, especially a trailer-mounted tank. According to this method, an inert gas source is provided, preferably mounted on the trailer, and a conduit is prov... | 06/27/2000 |
| 6050750 | Flexible container, method and apparatus for transmitting a particulate material from the flexible container, and discharge unit for the flexible container A flexible container for a particulate material includes a main body having a sealable input opening in an upper portion thereof, and a sleeve extending from a lower portion of the main body. A connector is connected to a distal end which is folded along ... | 04/18/2000 |
| 5775852 | Apparatus and method for adding dry materials to liquid drilling mud system A method and apparatus (10) for delivering dry bulk material (21) to a drilling mud system (50) of an oil and gas well comprises a plurality of collapsible bags (30) for holding a quantity of dry bulk material (21), each bag (30) being supported on a bag ... | 07/07/1998 |
| 5618136 | Dual blower railcar discharge and conveyor system and method A dual blower railcar discharge and conveyor system and method includes a first, relatively high pressure, low volume blower for pressurizing a railcar and a short section of discharge convey line attached to the railcar. A second, relatively high volume,... | 04/08/1997 |
| 5575595 | Low profile parallel railcar discharge adaptor A low profile parallel railcar discharge adaptor is designed for connection between a discharge gate of a center discharge railroad hopper car and a pneumatic conveyor for unloading pulverulent and granular material, such as sugar and the like, from the c... | 11/19/1996 |
| 5540521 | Inflatable cushion for culturing and movement of aquatic organisms An aqua culture facility and method using a pneumatic pump for displacement of water or other liquid located in a confined space having rigid bottom and side walls which form an interior surface of the space, with a flexible liner having the same contour ... | 07/30/1996 |
| 5433559 | Pressurized hopper car A pneumatic discharge system is provided for a pressurized hopper car to allow the hopper car to carry an enlarged material discharge line. A discharge assembly is used to connect the outlet from each hopper section of the railway car with the discharge l... | 07/18/1995 |
| 5387058 | Airlift railcar discharge adaptor An airlift railcar discharge adaptor is designed for connection to a railroad car discharge opening for unloading pulverulent and granular material from the car. The adaptor includes a discharge chute and a discharge inlet mounted with a pair of wheels pr... | 02/07/1995 |
| 5375730 | Unloading valve for hopper car An unloading valve for hopper cars used for transporting dry fluent material such as carbon black. An unloading pipe extends outwardly from the bottom of the hopper, and a closure removably attaches at the end of the pipe. The closure includes a plug exte... | 12/27/1994 |
| 5269636 | Apparatus and method for transferring dry bulk materials having an improved loading pan The present invention comprises an unloading pan for bulk dry particulate matter, such as soda ash. The pan comprises a pan inlet and a pan outlet. The pan is preferably designed wherein the source of particulate matter is a railroad car having a car outl... | 12/14/1993 |
| 5238333 | Pneumatic outlet for railcars An improved pneumatic outlet (10) is for use on a railcar (C) for discharging a lading from a hopper (H) of the railcar. The outlet comprises an integrally formed bottom cover (12) extending the length of the outlet. A pair of outlet valves (50A, 50B) are... | 08/24/1993 |
| 5232315 | End adapter for railcar pneumatic outlet An adapter (10) is useful to prevent formation of a static electrical change on an outlet valve (V) during discharge of lading from a railcar on which the valve is installed. A unitary member (12) has an inlet end (14) formed for attachment to the outlet ... | 08/03/1993 |
| 5209608 | Air grain conveyor system An air grain conveyor comprising a means for generating high velocity air, a grain ejection section, a connection between said means and said ejector section whereby the high velocity air is ejected into the ejection section, and a grain hopper attached t... | 05/11/1993 |
| 5199826 | Pump unloading trailer container for powdered bulk material A trailer especially useful for transporting and unloading bulk powdered material that tends to clump or clod under slight compacting is disclosed, which trailer includes a generally enclosed compartment for holding the bulk material, an air vent at an up... | 04/06/1993 |
| 5188486 | Quik-loc end arrangement for pneumatic outlet gates Rail hopper cars have loading gates which is a way of controlling the flow of material that is in hopper cars out through a connection tube. There are control rods for opening and closing the loading gate. There is an end cap that fits over the open end o... | 02/23/1993 |
| 5188264 | Railroad hopper car discharge gate valve A railroad hopper car discharge gate has slope sheets which terminate in a longitudinally extending lip, with the lips being spaced and there being a trough secured to the slope sheets beneath the spaced lips. Discharge from the gate is controlled by a ro... | 02/23/1993 |
| 5167472 | Method for unloading bulk cargo from a modular cargo container A method of unloading a cargo from a lined, modular cargo container having a flexible, expandable liner located inside the container and expanded against the interior surfaces thereof. The method comprises the steps of conducting gas into the interior of ... | 12/01/1992 |
| 5125771 | Apparatus for introducing bulk materials into pneumatic conveying line A portable pneumatic conveyor for various bulk materials includes a hopper which supplies the bulk material to a feed tube. The feed tube is provided with a feed auger which advances the bulk material along the feed tube and into a chamber through which a... | 06/30/1992 |
| 5071290 | Tank truck manhole filter A filter apparatus for use in filtering dust and the like from a pressurized air stream flowing through a manhole of a hopper trailer in a particulate transfer system includes a filter sheet having a shape substantially corresponding to the shape of the m... | 12/10/1991 |
