Featured patents

Energy-Saving Distillation Column Assembly
US 08771479 B2, July 8, 2014, Plural Distillations Performed on Same Material, Joon Ho Shin et al. / LG Chem, Ltd. (Seoul, KR)
A distillation column assembly, characterized in that:…

Process for Preparing N,N -Dimethylaminoethoxyethanol
US 08734617 B2, May 27, 2014, Organic material, Joachim-Thierry Anders et al. / BASF SE DE
A process comprising: (a) reacting dimethylamine and ethylene oxide to form…

Process for Separating Solids From Valuable or Harmful Liquids by Vaporisation
US 08652304 B2, Feb. 18, 2014, Alcohol, Craig Nazzer / Prime Services Trustee Limited (New Plymouth, NZ)
A method of extracting solids, which are dissolved or undissolved, from a feed…

Heat Driven Concentrator With Alternate Condensers
US 08597471 B2, Dec. 3, 2013, Separating Isotopes or Tautomers, Randall N. Avery et al. / Industrial Idea Partners, Inc. (Athens, US)
A method of concentrating contaminated sorbate in a solution comprising…

Method and Apparatus for Purification of Trichlorosilane
US 08535488 B2, Sept. 17, 2013, Distillation of initial distillate, Dong-Kyu Kim et al. / LG Chem, Ltd. (Seoul, KR)
A method for a purification of trichlorosilane, the method comprising:…

Apparatus, Process and System for Delivering Fluid to a Distillation Column or Reactor
US 08486233 B2, July 16, 2013, Utilizing recovered heat for heating the distillation zone, Alphonzo George Nelson et al. / Chevron U.S.A. Inc. (San Ramon, US)
An apparatus for delivering fluid to a distillation column or reactor consisting…

Methods and Apparatuses for Steam Addition to a Reboiler Coupled to an Extractive Distillation Column for Improved Extractive Distillation
US 08460517 B2, June 11, 2013, Including the addition of water or steam, Andrei Cimpeanu et al. / GTC Technology US LLC (Houston, US)
An apparatus for extractive distillation of an extract from a feed stream, said…

System for Production of Ethanol and Co-Products With Fractionation of Feedstock and Solvent Washing of Fermentation Product
US 08449728 B2, May 28, 2013, Ethanol, Steven G. Redford / Poet Research, Inc. (Sioux Falls, US)
A method for reducing the water content of a solids component prepared…

System for Production of Ethanol and Co-Products With Solvent Washing of Fermentation Product
US 08454802 B2, June 4, 2013, Ethanol, Steven G. Redford / POET Research, Inc. (Sioux Falls, US)
A method for reducing the water content of a solid component prepared…

US 08444830 B2, May 21, 2013, Water Purification Only, Garth Davey
A desalination process comprising feeding a source of hot water via a start…

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