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:
Dec. 29, 2009
Filed:
Jun. 15, 2004
Mark L. Schirmer, Chapel Hill, NC (US);
James R. Andies, McDonald, TN (US);
Ernest A. Benoit, Ooltewah, TN (US);
Jeremy T. Freeman, Durham, NC (US);
Thomas W. Hastings, Raleigh, NC (US);
Mark L. Schirmer, Chapel Hill, NC (US);
James R. Andies, McDonald, TN (US);
Ernest A. Benoit, Ooltewah, TN (US);
Jeremy T. Freeman, Durham, NC (US);
Thomas W. Hastings, Raleigh, NC (US);
Cormetech, Inc., Durham, NC (US);
Abstract
The present invention relates generally to catalysts and, in particular, relates to in-situ replacement of catalyst within a reactor. In an embodiment, the present invention comprises a method for the in-situ replacement of catalyst bodies in a catalytic reactor comprising removing catalyst bodies in-situ from at least one modularized section of a catalytic layer within a catalytic reactor and replacing the removed catalyst bodies in-situ with replacement bodies comprising catalytic function wherein at least 10% of the total catalyst bodies within the layer are replaced.