The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 2012
Filed:
Aug. 28, 2007
Roxana Stoenescu Timmermans, Basel, CH;
Gerhard Kettenbach, Grenzach-Wyhlen, DE;
Roxana Stoenescu Timmermans, Basel, CH;
Gerhard Kettenbach, Grenzach-Wyhlen, DE;
Buss Chemtech AG, , CH;
Abstract
A process for the manufacture of substantially pure monochloroacetic acid from a liquid chloroacetic acid mixture comprising monochloroacetic acid and dichloroacetic acid, in particular in an amount of 2 to 40 percent by weight, wherein said mixture, further mixed with a suspended hydrogenation catalyst, is mixed with hydrogen gas and the resulting mixture is brought to reaction in a reactor, which is characterized in that the reactor is a loop reactor comprising a gas and liquid recirculation system coupled via an ejector mixing nozzle, in which reactor the gas and liquid are circulated in co-current flow, and the mixing intensity introduced to the liquid phase is at least 50 W/l of liquid phase.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile