Featured patents

Controlled-Gradient, Accelerated-Vapor-Recompression Apparatus and Method
US 08845865 B2, Sept. 30, 2014, And Recovering Heat by Indirect Heat Exchange, David A. Bell et al. / Purestream Services, LLC (Salt Lake City, US)
A method of removing a contaminant from a carrier, the method comprising:…

Large-Scale Water Purification and Desalination
US 08771477 B2, July 8, 2014, Water Purification Only, Eugene Thiers / Sylvan Source, Inc. (San Carlos, US)
A water purification and desalination system comprising a plurality…

Methods for Inhibiting Polymerization of Vinyl Aromatic Compounds During Extractive Distillation
US 08771476 B2, July 8, 2014, Of unsaturated hydrocarbon, George A. Ball et al. / GTC Technology LP (Houston, US)
A method for inhibiting polymerization of vinyl aromatic compounds during…

Removal of Hydrocarbons From an Aqueous Stream
US 08758573 B2, June 24, 2014, Water Purification Only, Maarit Aarni-Sirvio et al. / Borealis Technology Oy (Ponvoo, FI)
A process for the removal of hydrocarbons from an aqueous stream, which process…

Method for the Separation and Concentration of Isotopologues
US 08758572 B2, June 24, 2014, Separating Isotopes or Tautomers, Keith Moser et al. / Exelon Generation Company, LLC (Kennett Square, US)
A method for separating a mixture of isotopologues, comprising:…

Method for Desalinating Saltwater With Desalination Device
US 08652303 B2, Feb. 18, 2014, Water Purification Only, Daisuke Ueda et al. / Panasonic Corporation (Osaka, JP)
A method for desalinating saltwater with a desalination device, the method…

Methods and Extraction Units Employing Vapor Draw Compositional Analysis
US 08608912 B2, Dec. 17, 2013, Of concentration, Edward M. Casey et al. / UOP LLC (Des Plaines, US)
An analysis method for use in conjunction with an extraction unit comprising…

Desalination Method Using a Filter Press
US 08580084 B2, Nov. 12, 2013, Water Purification Only, Daniel J. Simpson et al. / (Rio Vista, US)
A method of water desalination in a filter press, said method comprising:…

Process to C-Manufacture Acrylonitrile and Hydrogen Cyanide
US 08585870 B2, Nov. 19, 2013, Including step of adding catalyst or reacting material, Brent E. Basham et al. / E I du Pont de Nemours and Company (Wilmington, US)
A process for co-manufacture of acrylonitrile and hydrogen cyanide comprising (a)…

Distillation Column Pressure Control
US 08524046 B2, Sept. 3, 2013, With Measuring, Testing or Inspecting, Bruce R. Beadle et al. / UOP LLC (Des Plaines, US)
A method for controlling pressure in a distillation column operating…

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