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. 25, 2020
Filed:
Mar. 14, 2011
Applicants:
Claus-peter Drexel, Neu-Isenburg, DE;
Frank Haselhuhn, Hanau, DE;
Frank Heindl, Rodenbach, DE;
Ralf Rausch, Moembris, DE;
Guenter Stein, Nidderau, DE;
Inventors:
Claus-Peter Drexel, Neu-Isenburg, DE;
Frank Haselhuhn, Hanau, DE;
Frank Heindl, Rodenbach, DE;
Ralf Rausch, Moembris, DE;
Guenter Stein, Nidderau, DE;
Assignee:
EVONIK OPERATIONS GMBH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/12 (2006.01); A61K 47/04 (2006.01); A61K 8/25 (2006.01); C11D 3/12 (2006.01); A61Q 13/00 (2006.01); C09B 69/00 (2006.01); C09K 3/00 (2006.01); A01N 25/00 (2006.01); A01P 3/00 (2006.01); A01P 1/00 (2006.01); C08K 3/36 (2006.01); C04B 14/04 (2006.01); C12P 1/00 (2006.01); B01J 21/08 (2006.01); C01B 33/18 (2006.01); B01J 20/28 (2006.01); C09C 1/30 (2006.01); B01J 20/10 (2006.01);
U.S. Cl.
CPC ...
C01B 33/18 (2013.01); B01J 20/103 (2013.01); B01J 20/28004 (2013.01); B01J 20/28057 (2013.01); B01J 20/28069 (2013.01); C09C 1/30 (2013.01); B01J 21/08 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2006/12 (2013.01); C01P 2006/14 (2013.01); C01P 2006/19 (2013.01); Y10T 428/2982 (2015.01);
Abstract
The present invention relates to novel granular silicas for use as support material, especially as support for catalysts for fixed bed reactors, and to the production and use thereof.