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.

Date of Patent:
Oct. 21, 2025

Filed:

Sep. 24, 2021
Applicant:

Johnson Matthey Davy Technologies Limited, London, GB;

Inventors:

Robert Miles Baker, London, GB;

Henry Arthur Claxton, London, GB;

Simon Graham, London, GB;

Dean Graham Shaw, London, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 4/00 (2006.01); B01J 8/00 (2006.01); B01J 8/06 (2006.01);
U.S. Cl.
CPC ...
B01J 8/0045 (2013.01); B01J 8/0035 (2013.01); B01J 8/06 (2013.01); B01J 2208/00769 (2013.01); B01J 2208/00884 (2013.01); B01J 2208/06 (2013.01);
Abstract

A reactor tube for a tubular reactor and a retaining device associated with the reactor tube; the reactor tube comprising an elongate tube defining a bore for receiving in use a catalyst and having an outlet at one end of the bore for discharging the catalyst out of the bore; the retaining device being configured to be rotatable between a first position and a second position; wherein in the first position the retaining device at least partially obstructs the outlet for retaining the catalyst within the bore; and in the second position the outlet is unobstructed sufficiently for permitting discharge of the catalyst out of the outlet.


Find Patent Forward Citations

Loading…