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. 24, 1976
Filed:
Dec. 26, 1973
Applicant:
Inventors:
Marinus Alfenaar, Schinnen, NL;
Freddie J Cremers, Stein, NL;
Assignee:
Stamicarbon B.V., Geleen, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423387 ;
Abstract
An improved process is disclosed wherein nitrate or nitrite ions, present in an alkaline solution, are reduced by means of a liquid alkali metal amalgam into hydroxylamine, using a reaction medium which, in addition to water, contains a water-miscible organic solvent for hydroxylamine and alkali nitrate or alkali nitrite.