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:
Sep. 15, 2015
Filed:
Apr. 10, 2013
Basf SE, Ludwigshafen, DE;
Jürgen Wortmann, Limburgerhof, DE;
Michael Lutz, Speyer, DE;
Ter Maat Johan, Mannheim, DE;
Kerstin Schierle-Arndt, Zwingenberg, DE;
Stephan Maurer, Neustadt-Gimmeldingen, DE;
Michael Ladenberger, Darstein, DE;
Karolin Geyer, Mannheim, DE;
Florian Garlichs, Neustadt, DE;
BASF SE, , DE;
Abstract
A nitrate salt composition comprising A) an alkali metal nitrate and optionally an alkali metal nitrite in a total amount in the range from 90 to 99.84% by weight and B)an alkali metal compound selected from the group B1) alkali metal oxide, B2) alkali metal carbonate, B3) alkali metal compound which decomposes into alkali metal oxide or alkali metal carbonate in the temperature range from 250° C. to 600° C., B4) alkali metal hydroxide MetOH, in which Met is lithium, sodium, potassium, rubidium, cesium, B5) alkali metal peroxide MetO, in which Met is lithium, sodium, potassium, rubidium, cesium, and B6) alkali metal superoxide MetO, in which Met is sodium, potassium, rubidium, cesium, in a total amount in the range from 0.16 to 10% by weight, in each case based on the nitrate salt composition.