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Distillation: processes, separatory

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
10/02/2014 > patent applications in patent subcategories.
  
09/25/2014 > 2 patent applications in 2 patent subcategories.

20140284201 - Solar powered concentration unit and method of using solar power to concentrate a substance: A solar-powered concentration unit and method of conducting a solar powered separation are described. An improved method of solar-powered concentration of ethylene glycol is described and exemplified. The invention also includes a mobile distillation/concentration unit that can be placed on a truck and transported to a desired location. A further... Agent: Battelle Memorial Institute

20140284202 - Method for recovering di-trimethylolpropane by distillation: Distillative process for obtaining ditrimethylolpropane from solutions includes separating ditrimethylolpropane from the solution in a first distillation unit into a first tops fraction comprising low-boiling compounds having a lower boiling point than ditrimethylolpropane and a first bottoms fraction; introducing the first bottoms fraction into a second distillation unit having at... Agent:

  
09/18/2014 > 10 patent applications in 6 patent subcategories.

20140262732 - Onsite ultra high purity chemicals or gas purification: An onsite purification plant/system to delivery high and ultra high purity product, such as, process chemicals, industrial and specialty gases to manufacturing processes within the onsite plant turndown ratio from 0% to 100% while preserving the predetermined purity of the supplied substances within a predefined specification range is provided. Preserving... Agent: Air Products And Chemicals, Inc.

20140262733 - Caustic treatment of formaldehyde recycle column feed: An improved method for removing formaldehyde from a crude butynediol product stream comprising the step of providing a crude butynediol stream containing butynediol and formaldehyde. A pH control agent is then mixed with the crude butynediol stream to form a treated product stream, wherein the pH of the treated product... Agent:

20140262734 - Process for treating brine recovered from a coal seam gas operation: A method is provided for treating brine recovered from a coal seam gas operation. The process entails directing brine recovered from a coal seam gas operation to a mixed reactor and mixing an alkaline earth reagent with the brine. This results in the precipitation of alkaline earth salts and silica,... Agent: Veolia Water Solutions & Technologies North America Inc.

20140262735 - System and method for treating contaminated water: A water treatment system including a filter, an aerator, a hydrogen absorption manifold, a first treatment container, a second treatment container, a boiler, a superheater, a fractional distillation separator and a condenser. The filter is adapted for removing chloride ions and transmutated chlorine ions; while the hydrogen absorptive manifold is... Agent: Wasserwerk, Inc.

20140262738 - Method and device for recycling and purifying water vapor from coal drying process: A method and device are provided for purifying and recycling water vapor from a coal drying process. Included are a temperature-lowering and dehumidifying process, a flash distillation stripping process, and a vacuum condensing process. A condensing tower receives a temperature-lowered exhaust gas with high humidity from a cooling tube and... Agent: Tianhua Institute Of Chemical Machinery And Automation Co., Ltd.

20140262736 - Method and device for recycling water vapor evaporated from coal drying with vacuum condensing process: A method is provided for purifying and recycling water vapor from a coal drying process and device which employ temperature reduction and dehumidifying, a flash distillation, and vacuum condensation. With a condensed tower, a high humidity exhaust gas is preliminarily lowered in temperature, and condensed water of 5˜60° C. is... Agent: Tianhua Institute Of Chemical Machinery And Automation Co., Ltd.

20140262739 - Method of forming underground cavern and desalinization process: Embodiments relate to techniques for forming underground caverns, and also to desalinization processes that may be employed in conjunction therewith. Particular embodiments form a salt cavern by introducing heated water into a salt formation, followed by removal of the resulting brine to leave a salt cavern. The injected water is... Agent: Lightsail Energy, Inc.

20140262737 - Wave piston desalinator: An apparatus and method for desalination use kinetic energy in ocean waves as a power source. The apparatus comprises a wave tank and a condensation tank, the wave tank and condensation tank being connected by two pipes, each with a one-way valve, that produced a cycle of water saturated air... Agent: Mind Flow LLC

20140262740 - Separation of impurities during extraction processes: A process for the removal of sulfur compounds from a hydrocarbon stream is disclosed. The process includes extractive distillation of a feed stock coupled with a solvent recovery column having a vapor side draw containing the sulfur compound impurities.... Agent: Gtc Technology US LLC

20140262741 - Heat transfer in distillation columns: A heat pipe is configured relative to a distillation column to adjust one or more conditions in the distillation column.... Agent:

  
09/11/2014 > 10 patent applications in 6 patent subcategories.
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