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Vehicular Impact Signaling Device
An apparatus for the deployment of a visible plume to alert other motorists that a proximate motor vehicle has been involved in a collision.
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| Number | Title | Issue Date |
| 8092655 | Dividing wall column for fractionation of a multicomponent mixture A dividing wall column is described which includes the following segments: a) an upper column region (1), b) an enrichment section (2) of the feed section, c) a stripping section (4) of the feed section, d) an upper p... | 01/10/2012 |
| 8062482 | Acetaldehyde removal from methyl acetate by distillation at elevated pressure A method for removing acetaldehyde from a mixture of methyl acetate, methanol and acetaldehyde includes: (a) feeding the mixture of methyl acetate, methanol and acetaldehyde to a distillation column; (b) distilling the feed mixture of methyl acetate methanol and ace... | 11/22/2011 |
| 7811420 | Isothermal gas-free water distillation A method of and apparatus is disclosed for water desalination including steps of transferring water vapor from salt-water in a vaporization zone 7, via a water vapor transfer zone 12, to a condensation zone 11, and condensing the water vapor int... | 10/12/2010 |
| 7758730 | Method for improving a piperazine colour stability The present invention relates to a process for improving the color stability by postpurifying piperazine, the steps comprising preparing an aqueous piperazine solution by introducing solid or liquid piperazine having a degree of pu... | 07/20/2010 |
| 7731822 | High capacity angled tower A column for distillation or fluid-fluid separation is oriented at an angle to the horizontal other than vertical to provide increased transfer plate surface area within the interior of a column of determined diameter and to reduce overall height of the structure. | 06/08/2010 |
| 7597784 | Pressurized vapor cycle liquid distillation Embodiments of the invention are directed toward a novel pressurized vapor cycle for distilling liquids. In some embodiments of the invention, a liquid purification system is revealed, including the elements of an input for receiving untreated liquid, a vaporizer co... | 10/06/2009 |
| 7594979 | Purification of propylene oxide resulting from epoxidation of propylene with hydrogen peroxide A process of separating a purified propylene oxide from a crude epoxidation product produced, preferably, in an epoxidation reaction of propylene with hydrogen peroxide. The process involves removing bulk water, bulk methanol, and unreacted propylene from the crude ... | 09/29/2009 |
| 7588666 | Compact rectifying unit for separation of mixed fluids and rectifying process for separation of such mixed fluids The invention relates to a compact rectifying unit for separation of mixed fluids using for heat transfer purpose a fluid heat carrier and its vapours on one of the sides of heat and mass exchanging walls. In order to increase the efficiency of the heat and mass exc... | 09/15/2009 |
| 7556716 | Method for recording the boiling curve of liquids and device for carrying out the method Described is a method for recording the boiling curve of liquids, in particular petroleum products and/or solvents, in which a sample amount of the liquid to be analyzed is evaporated and subsequently condensed, wherein the vapor temperature and the respectively eva... | 07/07/2009 |
| 7501045 | Method of producing and separating dinitrile compounds The present invention relates to a process for the manufacture and separation of dinitrile compounds. It relates more particularly to a process for the manufacture and separation of dinitrile compounds from a medium originating from the hydrocyanation of unsa... | 03/10/2009 |
| 7497931 | Distillative preparation of IPDA having a high cis/trans isomer ratio The invention relates to a process for recovering 3-aminomethyl-3,5,5-trim-ethylcyclohexylamine (isophoronediamine, IPDA) having a fractionally distilled cis/trans isomer ratio of at least 73/27. The process includes the following steps: ... | 03/03/2009 |
| 7473338 | Distillation apparatus for readily polymerizable compound A distillation apparatus for subjecting a crude readily polymerizable compound to distillation under vacuum conditions to purify it, the distillation apparatus having a distillation column and a vacuum generator and an exhaust gas conduit of the vacuum generator con... | 01/06/2009 |
| 7468119 | Separation of 6-aminocapronitrile and hexamethylenediamine from a mixture comprising hexamethylenediamine, 6-aminocapronitrile and tetrahydroazepine The invention relates to the field of separation by distillation of 6-aminocapronitrile (ACN) and hexamethylenediamine (HMD) from a mixture containing ACN, HMD, tetrahydrozaepine (THA), adiponitrile (ADN) and low boilers (LB). A method for producing a distillate str... | 12/23/2008 |
| 7465376 | Method and device for treating liquids The invention provides for the removal of impurities from treatment fluid including a base liquid and a variety of impurities contained in the base liquid by conveying the treatment fluid to at least one preheating separating device, including a preheating heat exch... | 12/16/2008 |
| 7431804 | Method for carrying out the distillation or reactive distillation of a mixture containing at least one toxic constituent A process is proposed for the distillation or reactive distillation of a mixture that includes at least one toxic component, the process being carried out in a column containing a structured packing, having at least one packing layer (1) having a lower end ( | 10/07/2008 |
| 7393436 | Thermal separating process for removing at least one stream containing enriched (meth) acrylic monomers A thermal separating process for removing a stream containing enriched (meth)acrylic monomers from a mixture containing (meth)acrylic monomers, in which the liquid phases retained in the separating space at high temperature and high (meth)acrylic monomer content are... | 07/01/2008 |
| 7390380 | Processing of shipboard wastewater Incoming wastewater is preheated in a heat exchanger before delivery to a flash chamber through an orifice for flashing into water vapor rising into an upper section of the flash chamber which also has a bottom section into which liquid waste oil or other contaminan... | 06/24/2008 |
| 7371363 | Methods of purifying hydrogen fluoride Provided are methods of producing anhydrous hydrogen fluoride comprising: providing a mixture comprising hydrogen fluoride and at least one halogenated hydrocarbon; and extracting hydrogen fluoride from the mixture by contacting the mixture with a solution of less t... | 05/13/2008 |
| 7371313 | On-site generation, purification, and distribution of ultra-pure anhydrous ammonia A system and method for generating, purifying, and using ultra-pure ammonia on-site, such as at a semiconductor manufacturing facility. The system includes an ammonia generation system configured to generate ammonia including carbon dioxide, water, and other impurit... | 05/13/2008 |
| 7368040 | Apparatus for and method of heating fluid and distilling fluid A method and an apparatus for heating fluid with a gas heater and distilling fluid with the pilot light of the gas heater are disclosed. The apparatus for heating fluid and distilling fluid includes a main tank for containing fluid to be heated, a heater, adapted to... | 05/06/2008 |
| 7368039 | Distiller employing cyclical evaporation-surface wetting A distillation unit (10) employs a rotary heat exchanger (32) forming a multiplicity of evaporation chambers (56) into which a liquid to be purified is sprayed for evaporation. Spray arms (58) spray at a steady rate into all of the evapor... | 05/06/2008 |
| 7361904 | UV water purification system A point of use water purifier for use in rural and under developed areas having a supply reservoir chamber in a first container and a treatment reservoir chamber in a second container underlying the first container and into which the first container is fitted, the w... | 04/22/2008 |
| 7357378 | Divided wall exchange column A divided wall exchange column includes a dividing wall strengthened by stiffening members and/or a double wall design to better withstand pressure differentials and minimize temperature differentials. When a double wall is used, cost of manufacture and installation... | 04/15/2008 |
| 7353860 | Heat dissipating device with enhanced boiling/condensation structure A heat dissipating device. The heat dissipating device comprises a receptor plate to be placed over a device that generates heat, an evaporator coupling to the receptor plate, a condenser column placed in fluid communication with the evaporator, and a set of condens... | 04/08/2008 |
| 7351311 | Method for purifying tetrahydrofuran by distillation Crude water-containing tetrahydrofuran is purified by passing the crude tetrahydrofuran through three distillation columns, withdrawing water from the bottom of the first column, recycling water-containing tetrahydrofuran from the top of the second column into the f... | 04/01/2008 |
| 7351312 | Apparatus for obtaining sample and process therefor A vessel is provided for collecting a process stream and fractionating the process stream into a liquid and gas phase in the vessel. Cooling may be provided by an internal bath and/or an external bath. The liquid phase retained in the vessel and the gas phase collec... | 04/01/2008 |
| 7347918 | Energy efficient evaporation system An evaporation system uses the weight of condensed liquid as an energy source. An inlet feed is introduced into an enclosure through an inlet. The inlet feed is vaporized in an evaporation region of the enclosure, and condensed to a liquid in a condensation region o... | 03/25/2008 |
| 7340879 | Locally powered water distillation system A system for distributed utilities including electrical power and water. A generation device is provided for converting an available resource to a desired utility; the resource may be water, in which case the generator is a purifier for purifying untreated water, or... | 03/11/2008 |
| 7332057 | Method of vaporizing liquids by microwave heating This invention is directed to a method for vaporizing a liquid by slowly evaporating the liquid from a liquid phase to a vapor phase below the boiling point of the liquid; and applying an effective amount of microwave power to maintain the slow evaporation of the li... | 02/19/2008 |
| 7329330 | Method and device for the distillative processing of 1,6-hexanediol, 1,5-pentanediol and caprolactone A process for working up by distillation the crude products obtained in the process according to DE-A 196 07 954 and containing 1,6-hexanediol (HDO), 1,5-pentanediol (PDO) or caprolactone (CLO) in order to obtain the corresponding pure products, the working-up by di... | 02/12/2008 |
| 7327572 | Heat dissipating device with enhanced boiling/condensation structure A heat dissipating device. The heat dissipating device comprises a receptor plate to be placed over a device that generates heat, an evaporator coupling to the receptor plate, a condenser column placed in fluid communication with the evaporator, and a set of condens... | 02/05/2008 |
| 7326323 | High capacity purification of thermally unstable compounds Separations processes and apparati capable of purifying thermally sensitive materials at high capacity. An apparatus having a rectification section and a stripping section with the stripping section having a stripping tray with 5 to 50% open area, a pressure drop fr... | 02/05/2008 |
| 7300555 | Method for the rectifying separation of liquids containing (meth)acrylic monomers in a rectification column A process for rectificatively separating liquids containing (meth)acrylic monomers in a rectification column is provided, in which a stream is withdrawn from the rectification column and recycled into the rectification column as a molecular oxygen-enriched liquid ph... | 11/27/2007 |
| 7291250 | Vacuum distillation system and use thereof for concentrating organic-aqueous solvent mixtures The present invention relates to a vacuum distillation plant and a process for concentrating organic aqueous solutions, especially spissum extracts, using said plant. The vacuum distillation plant of the invention comprises a flash evaporator, a means for vapor conc... | 11/06/2007 |
| 7287745 | Liquid-continuous column distillation Bubble columns fractionate with vapor-liquid mass transfer efficiencies approaching that of distillation towers when vapor velocities in excess of 50% of jet flood are used. If the vapor velocities are pushed above about 70% of jet flood then the distillation perfor... | 10/30/2007 |
| 7287747 | Partition assembly for packed or tray column A partition for a packed column or a tray column which can carry out separation and/or chemical reactions has at least two partition elements disposed one above another and/or one alongside the other in the same plane, at least one plug and/or clamp connector connec... | 10/30/2007 |
| 7288169 | Distillation apparatus for readily polymerizable compound A distillation apparatus for subjecting a crude readily polymerizable compound to distillation under vacuum conditions to purify the same includes a distillation column and a vacuum generator, an exhaust gas conduit of the vacuum generator being connected to a conne... | 10/30/2007 |
| 7285187 | Method of purifying propylene oxide A process for purifying propylene oxide characterized by subjecting a liquid reaction mixture containing propylene oxide, and water, hydrocarbons and oxygen-containing organic compounds as impurities obtained by reacting cumene hydroperoxide with propylene to extrac... | 10/23/2007 |
| 7279075 | Thermal separating process between at least one gaseous and at least one liquid stream, of which at least one comprises (meth)acrylic monomers In a thermal separating process between at least one gaseous and at least one liquid stream, of which at least one comprises (meth)acrylic monomers, in a separating column containing sieve trays as separating internals, at least some of the sieve trays are operated ... | 10/09/2007 |
| 7276139 | Method for concentrating solution An low concentration dope is fed through a nozzle into a concentrating apparatus, and flash evaporation of the low concentration dope is performed at an end of the nozzle. The low concentration dope is concentrated thereby to an concentrating dope which is contained... | 10/02/2007 |
