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, 2004
Filed:
Jul. 10, 2001
Applicant:
Inventors:
Claus J. H. Jacobsen, Jaegerspris, DK;
Michael Boe, Klampenborg, DK;
Assignee:
Haldor Topsoe A/S, Lyngby, DK;
Primary Examiner:
Int. Cl.
CPC ...
C01C 1/04 ;
U.S. Cl.
CPC ...
C01C 1/04 ;
Abstract
Process for the preparation of ammonia by contacting an ammonia synthesis gas with ammonia catalyst particles arranged in a fixed bed, wherein the fixed bed comprises catalyst particles of the ammonia catalyst with a particle size being in the range of <1.5 mm and ≧2.2 mm.