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| Number | Title | Issue Date |
| 7596965 | Anesthetic gas reclamation system and method A method and system for the fractionation and removal of nitrous oxide and other volatile halocarbon gas components from waste anesthetic gases using liquid oxygen are disclosed. Liquid oxygen is warmed for use in a healthcare facility by cooling and condensing wast... | 10/06/2009 |
| 7467526 | Desalinating process A desalinating process is disclosed. The process comprises freezing sea water as ice of sea water, exerting an external force on the ice of sea water to separate salt therefrom for converting the ice of sea water into ice of fresh water, storing the salt and the ice... | 12/23/2008 |
| 7458231 | Simultaneous regasification of liquefied natural gas and desalination A process and apparatus is presented for the desalination of water by freezing seawater. The process is integrated into a liquefied natural gas regasification system. ... | 12/02/2008 |
| 7343759 | Removal of volatile vapors from a storage vessel Volatile vapors are removed from a storage vessel by establishing a flow of a stream of volatile vapors from the storage vessel and directing the stream through a first low temperature condenser for condensing a portion of the stream flowing through the first low te... | 03/18/2008 |
| 7334432 | Desalinating process A desalinating process is disclosed. The process comprises freezing sea water as ice of sea water, exerting an external force on the ice of sea water to separate salt therefrom for converting the ice of sea water into ice of fresh water, storing the salt and the ice... | 02/26/2008 |
| 7325415 | Process and device for production of LNG by removal of freezable solids Novel processes and devices for the removal of freezable species such as carbon dioxide, water and heavy hydrocarbons from a natural gas feed stream during liquefaction to produce LNG are disclosed. The freezable species are able to be removed as a solid, avoiding t... | 02/05/2008 |
| 7293423 | Method and apparatus for controlling freezing nucleation and propagation An apparatus and method of controlling freezing in a liquid system is disclosed. The apparatus includes a heat exchanger having a initial zone characterized by a surface area to volume ratio. The apparatus also includes means for initiating freezing of a fluid from ... | 11/13/2007 |
| 7255794 | Hydrate-based reduction of fluid inventories and concentration of aqueous and other water-containing products Toxic waste waters polluted with high levels of chemical byproducts of various industrial processes (e.g., waste water held in industrial holding ponds) are treated using gas hydrate to extract and remove fresh water from the polluted water, thus reducing the volume... | 08/14/2007 |
| 7246497 | Mist generation, freezing, and delivery system The present invention provides a system that generates particles of mist, freezes the mist particles, and delivers a mixture of a gas and the solid mist particles to an external application. ... | 07/24/2007 |
| 7244458 | Method of cooling a draught alcoholic beverage in a vessel A draught beverage 170 which may be alcoholic or non-alcoholic, for example a lager or cider in an open-topped drinking vessel or glass 172. The beverage comprises a water content and dissolved gas content. The draught beverage is dispensed from a font... | 07/17/2007 |
| 7228713 | Multi-stage vacuum distilling, cooling and freezing processes and apparatuses for solution separation and seawater desalination Multi-stage vacuum distilling, cooling, and freezing processes for solution separation and seawater desalination are implemented through multi-stage vacuum distilling, cooling, and freezing systems. The systems are set to their initial state for implementing constan... | 06/12/2007 |
| 7219512 | Apparatus for the liquefaction of natural gas and methods relating to same An apparatus and method for producing liquefied natural gas. A liquefaction plant may be coupled to a source of unpurified natural gas, such as a natural gas pipeline at a pressure letdown station. A portion of the gas is drawn off and split into a process stream an... | 05/22/2007 |
| 7189328 | Method for extraction of dissolved trace materials from solution A method for separating dissolved materials, including organic and inorganic solids and volatile constituents, from a liquid or aqueous solvent is disclosed. The method first extracts water from the flow stream being treated using a crystallization apparatus which f... | 03/13/2007 |
| 7172143 | Method and plant for separating polymeric materials A method for recycling polymeric materials, including a mechanical separation step (B), a first density separation step (C), an intensive cleaning step (E), and a second density separation step (G, V) is described. Additional separation steps, such as a third densit... | 02/06/2007 |
| 7152431 | Removing contaminants from natural gas A process for removing contaminants from a natural gas feed stream including water and sour species is provided, which process comprises the steps of cooling the natural gas feed stream in a first vessel (12) to a first operating temperature at which hydrates... | 12/26/2006 |
| 7127913 | Crystallisation of materials from aqueous solutions The invention is directed to a process for recovering a crystalline material from an aqueous solution, which solution also contains organic contaminants, in which process the material is crystallised from the aqueous solution by freeze crystallising at a eutectic fr... | 10/31/2006 |
| 7104085 | Combined ice and beverage dispenser and icemaker An ice/beverage dispenser is characterized by an ice/beverage dispensing machine having an integral ice making capacity. An icemaker of the dispenser and the ice and beverage dispensing portion share an evaporator that that is utilized both for chilling beverage wat... | 09/12/2006 |
| 7089762 | Multi-stage vacuum distilling, cooling and freezing processes and apparatuses for solution separation and seawater desalination Multi-stage vacuum distilling, cooling, and freezing processes for solution separation and seawater desalination are implemented through multi-stage vacuum distilling, cooling, and freezing systems. The systems are set to their initial state for implementing constan... | 08/15/2006 |
| 7086177 | Method and apparatus for reclaiming effluent from a freeze-drying process, and uses for effluent A system for reclaiming effluent from a freeze drying process has at least one condenser apparatus used during a freeze-drying cycle to collect effluent from material being freeze-dried, and a recovery reservoir positioned for collecting material from the condenser ... | 08/08/2006 |
| 7073348 | Method and system for extracting carbon dioxide by anti-sublimation for storage thereof A method and system for extracting and storing carbon dioxide from fumes derived from the combustion of hydrocarbons in an apparatus designed in particular for the production of mechanical energy comprises: exchangers (11, 25) and a dehydrator (56), fo... | 07/11/2006 |
| 7065967 | Process and apparatus for boiling and vaporizing multi-component fluids A new boiler or heat transfer apparatus is disclosed for use with multi-component working fluids which includes a vapor removal apparatus designed to maintain a substantial compositional identity between the boiling liquid and its vapor along a length of the apparat... | 06/27/2006 |
| 7059141 | Combined ice and beverage dispenser and icemaker An ice/beverage dispenser is characterized by an ice/beverage dispensing machine having an integral ice making capacity. An icemaker of the dispenser and the ice and beverage dispensing portion share an evaporator that that is utilized both for chilling beverage wat... | 06/13/2006 |
| 7017367 | Method of controlling progressive freeze-concentration In a method of controlling progressive freeze-concentration by circulating a cooling medium through a cooling-medium flow route while circulating a target liquid for freeze-concentration through a target-liquid flow route so as to gradually form ice crystals on wall... | 03/28/2006 |
| 7014768 | Process for removal and recovery of nutrients from digested manure or other organic wastes A process for removal and recovery of nutrients and recycling of water from digested manure or other organic wastes. A first step involves separating waste from an anaerobic digester into digested liquids, digested solids, and biogas. A second step involves precipit... | 03/21/2006 |
| 7014132 | Method and plant for separating polymeric materials A method for recycling polymeric materials, including a mechanical separation step (B), a first density separation step (C), an intensive cleaning step (E), and a second density separation step (G, V) is described. Additional separation steps, such as a third densit... | 03/21/2006 |
| 7011695 | Barium-and calcium-based zeolitic adsorbent for gas purification in particular air Zeolite adsorbent, and method of production, exchanged with calcium and barium cations, for purifying or separating a gas or gas mixture, in particular air, so as to remove therefrom the impurities found therein, such as hydrocarbons and nitrogen oxides (Nx | 03/14/2006 |
| 7008544 | Hydrate-based desalination/purification using permeable support member Processes and apparatus are disclosed for separating and purifying aqueous solutions such as seawater by causing a substantially impermeable mat of gas hydrate to form on a porous restraint. Once the mat of gas hydrate has formed on the porous restraint, the portion... | 03/07/2006 |
| 6969467 | Hydrate-based desalination with hydrate-elevating density-driven circulation In hydrate-based desalination or other water purification conducted using naturally buoyant or trapped-gas-assisted buoyancy hydrate in a hydrate fractionation column, a portion of fresh or purified product water is extracted from an upper, hydrate dissociation regi... | 11/29/2005 |
| 6948327 | Hot gas heat treatment system A refrigeration system both cools and heats frozen dessert mix in at least two hoppers and at least two freezing cylinders. A liquid line solenoid valve at the inlet of each of the hoppers and the freezing cylinders controls the flow of refrigerant from the condense... | 09/27/2005 |
| 6948562 | Production of a blending agent using an in situ thermal process in a relatively permeable formation A method for treating a relatively permeable formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a selected section of the formation. The heat provided to the selected section may pyrolyze at least some hydroca... | 09/27/2005 |
| 6935049 | Method and apparatus for reclaiming effluent from a freeze-drying process, and uses for effluent A system for reclaiming effluent from a freeze drying process has at least one condenser apparatus used during a freeze-drying cycle to collect effluent from material being freeze-dried, and a recovery reservoir positioned for collecting material from the condenser ... | 08/30/2005 |
| 6890444 | Hydrate formation and growth for hydrate-based desalination by means of enriching water to be treated Water to be desalinated or otherwise purified is enriched by having hydrate-forming substance dissolved into it, without causing hydrate to form. Hydrate kernels are brought into contact with the enriched water to be treated, and the hydrate kernels grow outwardly i... | 05/10/2005 |
| 6866750 | Device for desalination of water and methods of use The present invention provides a device and method for desalinating saltwater which utilizes a heatable vessel wherein is placed a sufficient quantity of a salt which will absorb water of crystallisation and which has a dissolution index of not higher than 10âˆ... | 03/15/2005 |
| 6814884 | Method of transferring heat using a working fluid containing 1,1,1,3,3-pentafluorobutane as refrigerant or heat transfer medium A method of using mixtures consisting essentially of 1,1,1,3,3-pentafluorobutane (R365mfc) and at least one further partially fluorinated hydrocarbon selected from the group consisting of 1,1,1,2-tetrafluoroethane (R134a), pentafluoroethane (R125), 1,1,1,3,3-pentafl... | 11/09/2004 |
| 6673249 | Efficiency water desalination/purification Various methods and apparatus for maximizing the efficiency of hydrate-based desalination or other water purification in open-water or partially open-water installations are disclosed. In one embodiment, water is accessed from depth where the ambient temp... | 01/06/2004 |
| 6531034 | Land-based desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate Methods and apparatus for desalination of salt water (and purification of polluted water) are disclosed. Salt (or otherwise polluted) water is pumped to a desalination installation and down to the base of a desalination fractionation column, where it is m... | 03/11/2003 |
| 6508078 | Separation of purified water and nutrients from agricultural and farm wastes Methods and systems for separation of purified water and nutrients from organic waste. Separated purified water can be used as fresh water in agricultural and farm operations, and nutrients can be converted to fertilizers. Treated organic waste includes c... | 01/21/2003 |
| 6505472 | Cryogenic condensation system A method and condenser apparatus for cleaning a gas of condensable vapor employing a cryogenic liquid which is caused to boil evenly along the condenser length and wherein the gas flow through the condenser is in the downward direction in evenly divided f... | 01/14/2003 |
| 6497794 | Desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate Methods and apparatus for desalination of salt water (and purification of polluted water) are disclosed. Saline (or otherwise polluted) water is pumped to a desalination installation and down to the base of a desalination fractionation column, where it is... | 12/24/2002 |
| 6363743 | Method for formulating particles Method for formulating particles from solutions, wherein cooling the solution down to the initial freezing point, to mix the solution under pressure with an inert medium, to expand the solution to solid, fluidable frozen particles comprising the insert me... | 04/02/2002 |
