Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7976790 | Method and apparatus for the extraction of plant constituents An apparatus for the extraction of plant constituents such as may be used in the production of traditional Chinese medicines. The apparatus uses a fluid chamber to hold a mixture of plant and carrier fluid which is then passed through a conduit through a second cham... | 07/12/2011 |
| 7258704 | Hydrogen generator and fuel cell system having the same A hydrogen generator of the present invention is provided with: a reformer for generating a reformed gas containing hydrogen from a feed material containing an organic compound at least containing carbon and hydrogen and water; a heater for heating the reformer to a... | 08/21/2007 |
| 7244288 | Pulsed vapor desorber Vapor concentrators are used to provide a higher concentration of trace target vapor than would normally be available in the environment. This is accomplished by allowing the trace target vapor to adsorb onto a concentrating surface and subsequently releasing the tr... | 07/17/2007 |
| 7204182 | Apparatus for heating spent ammunition cases An apparatus for destroying the volatility of propellant and primers associated with small arms ammunition which become inadvertently commingled with a supply of spent casings prior to material deformation and reclamation. The apparatus preferably includes three maj... | 04/17/2007 |
| 7198715 | Device for separating fluid mixtures A device for separating fluid mixtures, in particular for separating water from oil, includes a vacuum container (10) with several sub-chambers (26, 44, 40). At least one liquid constituent of the fluid mixture can be transported from the vacuum contai... | 04/03/2007 |
| 7045038 | Process for treating waste oil There is disclosed a burnable used oil fuel product by the process comprising: (a) obtaining a used oil sample having at least 1% (by weight) aqueous substances; (b) heating the used oil sample to a temperature of ... | 05/16/2006 |
| 7018584 | Method and apparatus for metal processing A method for metal processing is provided in which a cooling atmosphere comprising hydrogen is used for accelerated cooling of a processed metal part in a furnace, resulting in improved properties for the metal part. A sintering furnace is also provided and comprise... | 03/28/2006 |
| 7002111 | Electric warmer with a current sensor The present invention relates to an electric warmer for heating a container by means of a heat transfer medium. The warmer comprises a jar into which the container can be inserted for heating, and an electric heating device comprising at least one resistance heating... | 02/21/2006 |
| 6749818 | Solution preparing apparatus A cost effective solution preparing apparatus includes a chamber which is divided into two compartments by a movable partition; a dissolving solution supply line for supplying a dissolving solution to the first compartment of the chamber; a solution tank connected w... | 06/15/2004 |
| 6656437 | Method for making herbal extracts using percolation The method for making herbal extracts entails continuously percolating a solvent through a bed of herbaceous material in the vessel at a temperature between room temperature and about 60° C. to produce an extract having active principles contained in the... | 12/02/2003 |
| 6607703 | Hydrogen generator The present specification discloses a hydrogen generator for generating a hydrogen gas, comprising at least a fuel supply part for supplying a hydrocarbon type fuel, a fuel combustion part, a water supply part, a gas, mixing part for mixing the fuel and a... | 08/19/2003 |
| 6605262 | Methods and apparatus for the production of amorphous polymer suspensions Methods and apparati have been developed for producing a suspension of predominately amorphous polymer particles, wherein the method includes thermally treating a suspension that includes crystalline or semi-crystalline polymer particles. The thermal trea... | 08/12/2003 |
| 6555074 | Apparatus for making herbal extracts using percolation The present invention comprises an apparatus and methods for making herbal extracts. The apparatus employs a percolation vessel having a filter and discharge valve. A heater is provided to heat the contents of the vessel to up to about 60° C. during the ... | 04/29/2003 |
| 6551560 | Two-stage dispensing mat Disclosed herein is two-stage mat for dispensing volatile materials. The mat is comprised of two materials varying either in thickness, thermal conductivity and/or porosity (and coated with like volatile material), or coated with volatile materials having... | 04/22/2003 |
| 6383367 | Method and apparatus for separating water from oil A method and apparatus for separating water from oil includes creating a vacuum in a container so that oil which contains water and gas bubbles is drawn upward through a first section of the container. At the top of the first section, the oil impacts a ba... | 05/07/2002 |
| 6294088 | Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography A variable-orifice fluid restrictor for use with a supercritical extractor or chromatograph includes an inlet line for fluid at a pressure above its critical pressure, an extended tubular probe having an inner and an outer surface and a proximal and a dis... | 09/25/2001 |
| 6258332 | Apparatus and method for collecting and recycling a petroleum by-product The present invention provides for an apparatus and method for collecting and recycling a petroleum by-product such as hydrocarbon residue from crude oil. The apparatus comprises a container having a top, bottom, and sides, an internal heating element, an... | 07/10/2001 |
| 6077447 | Fibrinogen apparatus, method and container A device for producing fibrinogen includes a platen having a surface configured for heat exchange with a container, which is adhered to the platen by device of a vacuum and heat exchange allowing both cooling and heating to occur along the boundary betwee... | 06/20/2000 |
| 6060266 | Self-contained incubator for growth of microorganism A self-contained incubator for growth of microorganism kit and methods for use of such a kit are provided. The kit and methods may detect the presence of microorganisms and may utilie a microorganism growth and indicator medium provided in a sample contai... | 05/09/2000 |
| 5954954 | Method and apparatus for determination of analyte concentration The present invention pertains to an apparatus for gathering analyte. The apparatus comprises a pumping mechanism for pumping solvent at supercritical pressure. The apparatus also comprises an extraction mechanism which receives a first sample and at leas... | 09/21/1999 |
| 5811607 | Composite shingle particle salvage system A process and apparatus for the recovery of hydrocarbons from hydrocarbon containing composite materials, particularly roofing materials including asphalt and solid components to recover asphalt and the solid components. The process includes the steps of:... | 09/22/1998 |
| 5750027 | Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography A variable-orifice fluid restrictor for use with a supercritical extractor or chromatograph includes an inlet line for fluid at a pressure above its critical pressure, an extended tubular probe having an inner and an outer surface and a proximal and a dis... | 05/12/1998 |
| 5750658 | Fibrinogen processing apparatus, method and container An instrumentality for promulgating the cryoprecipitation of fibrinogen from a blood product. The instrumentality contemplates a container for the blood product, an apparatus for creating the fibrinogen within the container and a method of manipulating th... | 05/12/1998 |
| 5653815 | Process for solid-liquid extraction and extraction tower for carrying out the process In a process for solid-liquid extraction, in particular of sucrose from beet cossettes, countercurrent extraction in an extraction tower is employed. The tower juice is drawn off together with the small-sized solid constituents obtained in the process, su... | 08/05/1997 |
| 5614089 | Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography A variable-orifice fluid restrictor for use with a supercritical extractor or chromatograph includes an inlet line for fluid at a pressure above its critical pressure, an extended tubular probe having an inner and an outer surface and a proximal and a dis... | 03/25/1997 |
| 5520885 | Fibrinogen processing apparatus, method and container An instrumentality for promulgating the cryoprecipitation of fibrinogen from a blood product. The instrumentality contemplates a container for the blood product, an apparatus for creating the fibrinogen within the container and a method of manipulating th... | 05/28/1996 |
| 5482524 | Atmospheric pressure, elevated temperature gas desorption apparatus An atmospheric pressure, elevated temperature gas desorption apparatus which enables quanitiative analysis of impurities absorbed in or on the surface of a solid sample (semiconductor wafer, optical disc, etc.) is disclosed. The atmospheric pressure, elev... | 01/09/1996 |
| 5455014 | Liquid deposition source gas delivery system A liquid deposition source delivery system (22) includes a reactant source (50) of a liquid chemical reactant, a first heater (54) positioned adjacent to the reactant source (50) , and a vapor collection system (56) in communication with the reactant sour... | 10/03/1995 |
| 5404866 | Kettle insert passive liquefaction The present invention is a cone insert for a liquefaction kettle. Pads on the bottom of the cone separate the cone from the surface of the kettle. Solid material is added to the top of the cone. Solid material is melted on demand by an internal spray kett... | 04/11/1995 |
| 5380500 | Process for separating vaporous heavy metal compounds from a carrier gas and apparatus for carrying out the process A process and apparatus for the separation of vaporous heavy metal compounds from a carrier gas wherein the heavy metal compounds are cooled and desublimed. An apparatus for carrying out this process has a melting furnace with a discharge opening for a ga... | 01/10/1995 |
| 5324487 | Vacuum-suction degassing apparatus A melt is stored in a vessel. A lower half of a degassing member is immersed in the melt. The degassing member has a cylindrical form with the lower end closed, and the lower half section is made of a porous material which is permeable to gas and impermea... | 06/28/1994 |
| 5285679 | Quantification of blast furnace slag in a slurry A method is provided to determine the concentration of an amorphous material such as blast furnace slag in a slurry such as drilling fluid, completion fluid fluids. A sample is annealed at a temperature between about 800° C. and about 1000° C. for a tim... | 02/15/1994 |
| 5286380 | Apparatus for contaminated oil reclamation A novel process and related apparatus for removing common contaminants from used motor oil. Propane, butane or a similar solvent is mixed with the contaminated oil to form a solution. This solution is agitated and then given time to settle thus allowing g... | 02/15/1994 |
| 5275793 | Direct coupled degasser and liquefier The present invention describes a method and apparatus in which solid gelatin chunks are liquefied, tempered, and debubbled in a single operation. The debubbling step is accomplished by evacuating and sealing off the loaded solid reservoir and heat exchan... | 01/04/1994 |
| 5207904 | Apparatus for composting waste material Apparatus for composting biological waste material, comprising a screen for separating the waste material into solids and liquids, a sludge outlet for adding sludge to the solids to form a mixture therewith and a compacting section for compacting the mixt... | 05/04/1993 |
| 5160710 | Apparatus for continuous production of intumesced particles Apparatus for continuous production of intumesced, expanded, puffed, or exfoliated particles. A rotatable processing table is driven by a speed controllable motor connected to rotate the table at a desired rotational rate. Particulate feeding means overli... | 11/03/1992 |
| 5114540 | Apparatus for chemical treatment of lignocellulosic materials An apparatus for chemical treatment of lignocellulosic materials comprises two concentric compartments, the inner one is used for chemical reaction whereas the outer is used for generation of hot water or steam. The top and the bottom of the outer compart... | 05/19/1992 |
| 5003143 | Microwave sludge drying apparatus and method An apparatus for separating hazardous volatile and semi-volatile organic materials from contaminated solid waste by-products is comprised of an evaporation/vacuum heating chamber that is designed to hold a sample of the solid waste product on a batch basi... | 03/26/1991 |
| 4871485 | Continuous hydrogenation of unsaturated oils Improvements in determining and controlling a continuous hydrogenation process comprising the obtaining of viscosity operating curves and opacity operating curves for comparison to known hydrogen unsaturation curves and plasticity characteristics. With im... | 10/03/1989 |
| 4788051 | Improvements in enrichment systems for isotopes of hydrogen and/or oxygen A new combination is disclosed of (I) a process for producing a substance enriched in a desired isotope of hydrogen and/or oxygen from a flow of liquid substance, e.g. water which becomes depleted in its content of said isotope, and (II) replenishing the ... | 11/29/1988 |
