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Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7820054 | Method for dewatering slurry from construction sites A method of removing solids from the slurry at a construction site located on or near a stream in order to improve the quality of water discharged into the stream by forming treatment zones for receiving slurry, said zones comprising walls of filter bags and floors ... | 10/26/2010 |
| 7776150 | Process and apparatus for handling synthetic gypsum Method and apparatus for converting wet synthetic gypsum from a flue desulphurization process (FGD) to easily handled and metered briquettes by mixing a hydraulic additive such as by-pass dust from a cement kiln with synthetic gypsum and allowing the heat from the r... | 08/17/2010 |
| 7743740 | Automatic by-pass safety cooling system for fire pump engines In an internal combustion engine system where the heat in the engine jacket coolant is discharged in a water cooled heat exchanger, an independent and automatic by-pass safety cooling system responsive solely and directly to engine jacket coolant temperatures to ens... | 06/29/2010 |
| 7621505 | Line runner for conduit A carrier for pulling line through conduit, the carrier or line runner being an inflatable plastic sleeve that is closed at one end with gusset openings at the other end through which a line may pass and be tied to itself so that when the line runner is placed in a ... | 11/24/2009 |
| 7581517 | Automatic by-pass safety cooling system for fire pump engines In an internal combustion engine system where the heat in the engine jacket coolant is discharged in a water cooled heat exchanger, an independent and automatic by-pass safety cooling system responsive solely and directly to engine jacket coolant temperatures to ens... | 09/01/2009 |
| 7507583 | Analysis of large soil samples for actinides A method of analyzing relatively large soil samples for actinides by employing a separation process that includes cerium fluoride precipitation for removing the soil matrix and precipitates plutonium, americium, and curium with cerium and hydrofluoric acid followed ... | 03/24/2009 |
| 7449105 | Water filtration and erosion control system An erosion control system and method wherein a fabric filter bag is embedded with and/or filled with a flocculating polymer and is positioned on a sloping soil surface to dam and pond water flowing thereacross for settling of the particles in the water, and as the p... | 11/11/2008 |
| 7285523 | Enzyme-containing granule and detergent composition The instant invention discloses an enzyme-containing granule comprising: (a) a core granule comprising one or more enzyme particles; and (b) a water-soluble polymer coating therefor which substantially completely encapsulates said enzyme particles, wherein the polym... | 10/23/2007 |
| 6846573 | Moisture resistant, repulpable paper products and method of making same Hydrogenated triglycerides having melting points above 50° C. are substituted for paraffin as a coating material for the surface of paper products and the resulting paper products have improved wet strength and moisture resistance in addition to being repulpable th... | 01/25/2005 |
| D490638 | Paw shaped drinking straw | 06/01/2004 |
| D489764 | Visor clip pen caddy | 05/11/2004 |
| 6432379 | Apparatus and methods for storing and releasing hydrogen A rechargeable device that stores and discharges hydrogen is described. The device stores hydrogen in a solid form and supplies hydrogen as a gas when needed. The solid storage medium may be metal hydride in a ground particle form that avoids the need for... | 08/13/2002 |
| 4865483 | Blow-molded notebook binder A blow-molded notebook binder provides protection from mechanical shock and abuse. When antistatic and/or conductive agents are blended into the polymeric material to make up the parison for the notebook binder, protection from electrostatic discharge is ... | 09/12/1989 |
| 4861414 | Easy-open flexible pouch and apparatus and method for making same A pouch and a method and apparatus for forming an easy open pouch in a vertical form-fill-seal process wherein a pouch is formed from a sheet of thermoplastic film and a heat seal between pouches as they are filled serves as the top closure for the lower ... | 08/29/1989 |
| 4859514 | Laminate for an easily opened package A first web having an ionomer, or ionomer/ethylene vinyl acetate copolymer (EVA) sealant layer, heat sealed to a second web having an EVA/ethylene butene copolymer (EBC)/polypropylene (PP) sealant layer, forms an easily opened package. A layer adjacent th... | 08/22/1989 |
| 4855183 | Multiple-layer, cook-in film Disclosed is a multiple-layer cook-in film from which packages such as bags or casings can be made. The films have a first food contact layer that bindingly adheres during cook-in to a contained meat product. The first layer comprises a polyamide composit... | 08/08/1989 |
| 4854999 | Method of making a laminate via corona discharge treatment A multi-stage corona laminator may be used to produce a relatively thick, i.e., 10 mils or greater corona bonded laminate characterized by low dielectric build-up, and preferably the presence of one or more oriented layers within the laminate material.... | 08/08/1989 |
| 4853287 | Highly formable laminates A laminate useful in thermoforming and VSP processes comprises a surface film, barrier film, and sealant film bonded together by, for example, corona bonding. At least one of the films comprises a hot blown high molecular weight polymeric material. Prefer... | 08/01/1989 |
| 4853265 | Eva based multi-layer, heat-shrinkable, packaging film and bags made therefrom Disclosed is a heat-shrinkable, oriented, multi-layer packaging film. The film has at least two layers comprising EVA. One of the EVA layers is of EVA having a melt index different from the melt index of the EVA of the other layer or layers.... | 08/01/1989 |
| 4848566 | Antistatic/conductive container A blow molded container provides protection for electrically sensitive devices by including antistatic agents in the outer layer and electrically conductive agents in the inner layer of a multilayer parison used to form a container. The invention renders ... | 07/18/1989 |
| 4847148 | Thermoformable barrier sheet Thermoformable barrier sheet includes a barrier film having low oxygen transmission, and a thermoformable plastic, especially a foamed or unfoamed polystyrene sheet bonded thereto. Bonding can be accomplished by corona bonding or by thermal bonding.... | 07/11/1989 |
| 4842952 | Inter-ply adhesion between saran and linear ethylene copolymers A multilayer film is disclosed having improved adhesion between layers and consisting essentially of the following elements: (a) a layer consisting essentially of vinylidene chloride copolymer; and, (b) a layer consisting essentially of about 5-40 weight percent of... | 06/27/1989 |
| 4839235 | Oxygen barrier film A coextruded multiple layer oriented film comprises a core layer comprising an ethylene vinyl alcohol copolymer, two intermediate adhesive layers, and two outer layers comprising a polymeric material selected from the group consisting of ethylene butyl ac... | 06/13/1989 |
| 4837084 | Thermoplastic multi-layer packaging film and bags made therefrom Disclosed is a heat-shrinkable film suitable for making bags and pouches. The film has at least one layer comprising a copolymer of ethylene and an alphaolefin with six or more carbon atoms per molecule, said copolymer having a density of about 0.910 g/cc... | 06/06/1989 |
| 4833862 | Method and apparatus for vacuum packaging and package obtained thereby By providing raised peripheral edges, preferably walls, for the supporting member of a vacuum skin package, a superior vacuum package is achieved when a product is vacuum packaged on such a supporting number. Wrinkles and weak spots are avoided. Preferabl... | 05/30/1989 |
| 4833024 | Low shrink energy films The multilayer shrink film of the present invention provides very low shrink tension approximating some PVC films, while providing relatively high free shrink characteristics and relatively low shrink temperatures. The preferred film has five layers inclu... | 05/23/1989 |
| 4827694 | Film folding device, method, and product Disclosed herein is a machine for wrapping filled trays in thermoplastic film, said machine having a film folding device in which the side folding arms and back folding bar move along linear paths in synchronized motion so that the points of coincidence b... | 05/09/1989 |
| 4828928 | Monoaxial shrink film A coextruded multiple layer film is oriented in primarily the longitudinal direction, and comprises a core layer comprising high density polyethylene, outer layers comprising ethylene propylene copolymer, polypropylene, or blends thereof, and intermediate... | 05/09/1989 |
| 4826493 | Sheets materials of HB polymers HB polymers, such as copolymers of hydroxy butyric acid and hydroxy valeric acid, are provided as melt extruded films having a thickness of 5 to 200 μm. Sheet materials may consist of such a film or the film may be laminated with other films to increase ... | 05/02/1989 |
| 4817263 | Method of storing electrostatic discharge sensitive devices A storage container for electrostatic discharge sensitive devices comprises an enclosable polymeric outer shell, a polymeric inner shell disposed within the outer shell, grooves in the inner shell for accommodating electrostatic discharge sensitive device... | 04/04/1989 |
| 4816343 | Chemically stabilized film In a multilayer flexible film sutable for medical solution packaging, film-derived extractables are controlled by the use of a small amount of a high molecular weight stabilizer in the outer layer of the film. Solution pH can be controlled by the addition... | 03/28/1989 |
| 4815602 | Vacuum skin package for closing two moisture impervious metallic sheets about a product A vacuum skin package, having a peripheral area and a central area, comprises a thermoplastic supporting member; a thermoplastic heat-formed top web sealed to the supporting member in the peripheral area of the package; a first moisture impervious metalli... | 03/28/1989 |
| 4808010 | Easy-open flexible pouch and apparatus and method for making same A pouch and a method and apparatus for forming an easy open pouch in a vertical form-fill-seal process wherein a pouch is formed from a sheet of thermoplastic film and a heat seal between pouches as they are filled serves as the top closure for the lower ... | 02/28/1989 |
| 4803122 | Multilayer laminate of self supporting films Discrete, self-supporting films are adhered together to form a unique laminate. The surface or outer self-supporting films comprise heat-sealable thermoplastic material, and one interior self-supporting film is adhered to one outer films and comprises an ... | 02/07/1989 |
| 4801486 | Thermoplastic multi-layer packaging film and bags made therefrom A thermoplastic, multi-layer packaging film is disclosed which comprises at least 5 layers in which one surface layer is a heat sealing layer and one of the internal layers is a barrier layer. The heat sealing surface layer comprises a copolymer of ethyle... | 01/31/1989 |
| 4800115 | Agent for imparting antistatic characteristics to a thermoplastic polymer and a thermoplastic polymer composition containing the agent Disclosed is a thermoplastic plymeric composition having antistatic characteristics and a method to make same. The composition comprises a thermoplastic polymer in admixture with an antistatic agent. In one embodiment the polymer is polyethylene and the a... | 01/24/1989 |
| 4797235 | Process for enhanced orientation of polymeric films Described is the presence of both a chemical cross-linking agent and irradiation such as electron beam irradiation, in the manufacturing process for making an oriented, i.e. heat-shrinkable, polymeric film. The presence of both results in an amount of cro... | 01/10/1989 |
| 4796408 | Method and apparatus for vacuum packaging A support tray 6a with a product 11a thereon is covered loosely by a cover sheet 8 in a first chamber portion 12 to be drawn upwardly into contact with the heated walls of a shallow first mould cavity. The combination of the product 11a, support tray 6a a... | 01/10/1989 |
| 4796405 | Film folding device Disclosed herein is a machine for wrapping filled trays in thermoplastic film, said machine having a film folding device in which the side folding arms and back folding bar move along linear paths in synchronized motion so that the points of coincidence b... | 01/10/1989 |
| 4796412 | Method of packaging utilizing a taped bag chain with cassette A bag chain for feeding packaging bags to a bag loader includes bags 2a, 2b, 2c imbricated and carried by a pair of parallel carrier tapes 3 and 4 which are wound up on spools 8 and 9 of a cassette 5. Loading the bag chain in a bag indexing drive unit inv... | 01/10/1989 |
