Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the separation of reaction mixtures and the recirculation of quaternary salts

Process for the separation of reaction mixtures and the recirculation of quaternary salts

US Patent 6734325 · Granted May 11, 2004

Estimated economic value: $270,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for preparing and processing catalyst solutions2022
Method for optimizing the predetermination of the time profile of a contrast age2020
Method for producing polyether carbonate polyols2020
Method for the production of polyether carbonate polyols and device therefor2019
Conversion of metal carbonate to metal chloride2018
Method for producing polyether carbonate polyols2018
Fluid management device having rotating carousel with container holders for vert2017
Separation of ammonium chloride from the gas phase of an isocyanate production p2015
Process for preparing diaryl carbonate2014
Method for separating an organic phase from an electrolyte-containing aqueous an2013
Electrofiltration method2012
Process for producing polycarbonate2012