Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for extracting impurities using ionic liquids

Method for extracting impurities using ionic liquids

US Patent 7605297 · Granted Oct 20, 2009

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for producing leather2022
Acrylic acid polymers neutralized with sodium and calcium ions and having a narr2021
Alkoxylated polyethyleneimine hydrophilically-modified fibers2020
Thermoplastic molding composition2017
Synthesis of zeolitic materials using N,N-dimethyl organotemplates2017
Method of working up mixtures comprising imidazolium salts2017
Method for producing 1-adamantyl trimethylammonium hydroxide2014
Cyclic phosphines as flame retardants2013
Salts of thiophosphoric acids and use thereof in lubricants2013
Method of producing coated textile, more particularly synthetic leathers2013
Method for separating tioxane from a trioxane/formaldehyde/water mixture by mean2013
Method for the production of compounds with quaternary sp2-hybridised nitrogen a2012