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:
Aug. 27, 2013
Filed:
Jun. 23, 2010
Heiner Schelling, Kirchheim, DE;
Ulrich Penzel, Tettau, DE;
Eckhard Stroefer, Mannheim, DE;
Dirk Hablawetz, Frankenthal, DE;
Dave Beckwith, Baton Rouge, LA (US);
Kai Thiele, Antwerpen, DE;
Johannes Jacobs, Ossendrecht, NL;
Matthias Eiermann, Limburgerhof, DE;
Uwe Storck, Ludwigshafen, DE;
Jon S. Speier, Baton Rouge, LA (US);
Thomas Grzanka, Baton Rouge, LA (US);
William Portwood, Baton Rouge, LA (US);
Heiner Schelling, Kirchheim, DE;
Ulrich Penzel, Tettau, DE;
Eckhard Stroefer, Mannheim, DE;
Dirk Hablawetz, Frankenthal, DE;
Dave Beckwith, Baton Rouge, LA (US);
Kai Thiele, Antwerpen, DE;
Johannes Jacobs, Ossendrecht, NL;
Matthias Eiermann, Limburgerhof, DE;
Uwe Storck, Ludwigshafen, DE;
Jon S. Speier, Baton Rouge, LA (US);
Thomas Grzanka, Baton Rouge, LA (US);
William Portwood, Baton Rouge, LA (US);
BASF SE, Ludwigshafen, DE;
Abstract
The invention relates to a method of measuring entry of water and resulting corrosion in plants for producing isocyanates by reacting phosgene with one or more primary amines in a solvent. The invention further relates to an apparatus for producing such isocyanates, in the work-up section of which probes for monitoring corrosion are arranged in defined places.