Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7901819 | Hydrogen fuel feeding system and fuel cell system A hydrogen fuel feeding system of a fuel cell system that has: a switching device for switching a reactor, that can carry out a reforming process and a regeneration process, between alternate statuses of a first status of feeding a reactant to the reactor while exha... | 03/08/2011 |
| 7354555 | Gas flow control system with interlock A system for controlling the flow of gases into a reaction chamber used in processing semiconductor devices includes a safety interlock feature that prevents inadvertent mixing of incompatible, reactive gases. The interlock feature is implemented in an interlock con... | 04/08/2008 |
| 7354463 | Apparatus and methods for producing hydrogen An apparatus and method for producing a hydrogen-enriched reformate. The apparatus includes a fuel processor for producing a reformate having fluctuations in a pressure and/or flow rate and means for reducing the fluctuations. The reformate comprises impurities that... | 04/08/2008 |
| 7198760 | Sterilization container A sterilization container has a valve arrangement that remains open in a venting phase and is then closed before a pressure difference is compensated for at a predetermined differential pressure. The valve remains closed until the container is opened for the purpose... | 04/03/2007 |
| 7138092 | Clip-mounted catalyst device A catalytic converter device for use with a device such as an oven is provided. The catalytic converter device includes a catalyst-coated ceramic substrate and a mounting ring. The mounting ring secures the ceramic substrate and is engagable with one or more surface... | 11/21/2006 |
| 7121713 | Swinging agitator for a gypsum calcining apparatus and the like An agitation mechanism for a gypsum processing apparatus which includes a housing having a bottom wall, and at least one side wall. The housing can be constructed and arranged to receive and process gypsum-based products. An agitator frame having a similarly shaped ... | 10/17/2006 |
| 7056480 | Fuel reforming system A fuel reforming system comprises a reforming catalyst section (4) performing reformate reactions on supplied fuel gas, a membrane hydrogen separator (5) extracting hydrogen from the reformate gas, a supply device (8–14) supplying combustion g... | 06/06/2006 |
| 6972119 | Apparatus for forming hydrogen A hydrogen producing apparatus comprising: a reforming section having a reforming catalyst which causes a reaction between a carbon-containing organic compound as a feedstock and water; a feedstock supply section for supplying the feedstock to the reforming section;... | 12/06/2005 |
| 6968681 | Method and device for aftertreatment of exhaust gases from combustion engines The invention relates to a device and a method for the aftertreatment of exhaust gases from combustion engines, in particular from internal combustion engines. The device according to the invention and the method are intended to be of simple construction, should be ... | 11/29/2005 |
| 6960321 | Sterilization of fire sprinkler systems New and in-use fire sprinkler systems can be sterilized by employing antimicrobial gases. The gases include steam, oxygen, and chlorine. Water added to the system after sterilization can be sterilized to prevent the reoccurrence of microbiological contamination.... | 11/01/2005 |
| 6890673 | Hydrogen producing apparatus and power generating system using it For the stabilization of the reaction, especially, for maintaining reaction temperature, the feedback control by the feedback unit is performed for to the supply of air (, oxygen, or oxidizing agent), whereas other materials are supplied by the open-loop control acc... | 05/10/2005 |
| 6797233 | Sterilization apparatus Sterilization apparatus, for medical instruments and similar objects, which is easy to handle and/or remove and which is mainly formed by a casing (1) provided with a sterilization boiler (11) and means for performing the sterilization process. The ste... | 09/28/2004 |
| 6793699 | Continuous tracer generation apparatus The invention provides an apparatus for online and on-site tracer generation for tagging natural gas stored in underground storage fields wherein feedstock is drawn from a feedstock source. The feedstock undergoes initial analysis to determine hydrocarbons levels. T... | 09/21/2004 |
| 6706527 | Automated fluid analysis apparatus and techniques An automated device that couples a pair of differently sized sample loops with a syringe pump and a source of degassed water. A fluid sample is mounted at an inlet port and delivered to the sample loops. A selected sample from the sample loops is diluted in the syri... | 03/16/2004 |
| 6423280 | Hydraulic control of detergent concentration in an automatic warewashing machine An apparatus for maintaining an effective concentration of alkaline detergent in an aqueous medium in a warewashing machine, which apparatus comprises a batch-fill warewashing machine having an aqueous rinse system, an alkaline detergent dispenser and a s... | 07/23/2002 |
| 6193224 | Swing drive mechanism for child's swing A swing drive mechanism is provided for use with infant's and child's swings. The swing drive mechanism provides an input mechanism, an output mechanism, and a torsion spring member disposed between the input mechanism and the output mechanism. The torsio... | 02/27/2001 |
| 6042791 | Pressure and VOC concentration wave damping for a thermal oxidizer Apparatus and methods for modulating or damping surges of gaseous component (VOC) to a system for destroying the gaseous component are provided which include an accumulator located and adapted to hold gaseous component resulting from such a surge. The pre... | 03/28/2000 |
| 6004518 | High-purity simulated moving bed adsorptive separation apparatus Improved product purity is provided in a simulated moving bed adsorptive separation apparatus by flushing the stagnant volume of the feed valve and the transfer line connecting the feed valve to the rest of the apparatus. The invention adds another line f... | 12/21/1999 |
| 5976461 | Method for protecting cooling water systems A method for protecting cooling water systems from corrosion is disclosed which monitors the hydrocarbon concentration in a cooling fluid flow and activates protective procedures upon detection of a predetermined concentration. According to the method, a ... | 11/02/1999 |
| 5906802 | Medical cleaning apparatus An improved cleaning and sterilizing apparatus adapted for cleaning and sterilizing medical instruments in which a wash cycle and rinse cycle are repeated if proper cleaning of the instrument has not been obtained. Using a turbidity monitor or comparable ... | 05/25/1999 |
| 5873388 | System for stabilization of pressure perturbations from oxidation systems for treatment of process gases from semiconductor manufacturing operations A pressure damping system for damping pressure perturbations incident to switching of switchable flow control means in a fluid flow circuit. The pressure surge damping system comprises a throttle valve in the circuit, with the throttle valve and switchabl... | 02/23/1999 |
| 5868999 | Ozone sterilizer and method for ozone sterilization An ozone sterilizer includes a generator capable of generating a gas containing at least about 10% by weight ozone, a holding tank, a humidification chamber for receiving the ozonated gas and humidifying it to form a sterilant including at least about 8% ... | 02/09/1999 |
| 5863497 | Electrostatic hand sanitizer A hand sanitizing apparatus which uses at least two electrostatic emitters to dispense germicidal fluid to substantially all the surfaces of a user's hands when both hands are placed in proximity to the electrostatic emitters. The apparatus comprises a fr... | 01/26/1999 |
| 5820828 | Modular ozone distributing system A modular ozone distributing system for producing and distributing ozone to an air duct network of a building. The ozone distributing system includes an ozone generating unit for producing ozone from oxygen containing air and one or more ozone distributin... | 10/13/1998 |
| 5662865 | Fumigation chamber The invention relates to a chamber for use in a fumigation method to produce a fumigant gas mixture and supply it to a circulatory loop gas flow system gas. The chamber is adapted to receive fumigant gas generation device and includes: an inlet port contr... | 09/02/1997 |
| 5624639 | Gas detecting device for vehicle A gas detecting device for a vehicle includes a casing which is formed therein with an air passage having an air inlet and an air outlet located above the air inlet. A filter is provided in the air passage below and downstream of a gas sensor. The filter ... | 04/29/1997 |
| 5512249 | Sterilizing apparatus Apparatus for sterilizing a transfer conduit having (a) a source of steam connected to the transfer conduit, (b) a condensate conduit for draining steam condensate from the transfer conduit, (c) a valve in the condensate conduit having a valve body with an upstream... | 04/30/1996 |
| 5366693 | Air/steam/liquid exhaust device for single cycle pressure vessel A pressure vessel in which the air steam and liquid exhaust systems are combined and wherein all exhaust systems are directed through a water reservoir, using a single control valve and a temperature/pressure sensor in the system.... | 11/22/1994 |
| 5352416 | Valve arrangement for a sterilization container The valve arrangement for a sterilization container having a pressure chamber with vent openings, includes two valve bodies arranged in the pressure chamber above the vent openings. The valve bodies are controlled by temperature sensors. The temperature s... | 10/04/1994 |
| 5288462 | Sterilization apparatus and method A sterilization apparatus has a chamber within a housing in which the materials to be sterilized are placed and the chamber is supplied with liquid under pressure. A pressure sensitive, rapid acting implosion cartridge is in communication with the chamber... | 02/22/1994 |
| 5277875 | Self-contained sterilizer with duty-cycle heater A microprocessor-controlled, self-contained steam sterilizer is disclosed. Once the steam exposure phase is complete in the sterilizer, the microprocessor is programmed to operate the vaporizing heater in a low-power duty cycle to utilize the vaporizing h... | 01/11/1994 |
| 5217695 | Volumetric chemical reaction system This invention provides a multipurpose volumetric chemical reaction system which operates at constant pressure and volume, and has electronic automation means for calculating kinetic parameters and a concentration-time plot from the system data output. Th... | 06/08/1993 |
| 5182086 | Oil vapor extraction system A method for removing hydrocarbons from a stream of compressed air for use in a compressed air supply and delivery system of the type wherein a supply of compressed air is provided by a lubricated or non-lubricated air compressor includes the passing of t... | 01/26/1993 |
| 5176884 | Sterilizing container In a sterilizing container with a perforated zone which can be covered over in relation to the interior of the container by a filter designed so that it can be displaced and covered over, in order to improve the protection of the filter, on the one hand, ... | 01/05/1993 |
| 5149507 | Method of venting a sterilizer The application is directed to methods and apparatus for venting a pressurized sterilizer chamber having a liquid load within it. A sterilizer chamber is provided with a pressure sensor for sensing the chamber pressure and a vent channel with an associate... | 09/22/1992 |
| 5112575 | Polynucleotide synthesizer A polynucleotide synthesizer comprises a supply mechanism for supplying a) liquid reactants for synthesizing peptides or polynucleotides, b) liquid reagents that assist in the synthesis, and c) a wash liquid; a reactor column; a connecting device for flui... | 05/12/1992 |
| 5110559 | Hydrogen generating apparatus A hydrogen generating apparatus has, at least, a material gas supply system, steam generator, an air supply system, a reforming system including a reformer and a shift converter each incorporating a catalyst, a product hydrogen transporting system, and a ... | 05/05/1992 |
| 4915623 | Calcination apparatus The invention concerns an improved method of calcining gypsum in which non-reactive hot gas is passed into contact with the gypsum from a source through a plurality of tubes extending downwardly into the gypsum. The invention also contemplates an improved... | 04/10/1990 |
| 4898713 | Process for sterilizing a tight enclosure and installation for performing this process For sterilizing a tight enclosure (10) equipped with a ventilation and filtration circuit (14), said enclosure is isolated and the internal relative humidity level is lowered by means of an assembly (50) incorporating a drying cartridge (54). The steriliz... | 02/06/1990 |
| 4891188 | Unplumbed sterilizer An unplumbed sterilizer is provided with an exhaust valve means which allows automatic liquid introduction to the sterilizing chamber with the door closed even after a prior sterilization cycle has been run. The exhaust valve means also minimizes the poss... | 01/02/1990 |
