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:
Sep. 04, 2007
Filed:
Oct. 01, 2003
Maurizio Giacomelli, Marina Di Carrara, IT;
Emiliano Lazzerini, Valdicastello Pietrasanta, IT;
Stefano Ricci, Avenza, IT;
Maurizio Giacomelli, Marina Di Carrara, IT;
Emiliano Lazzerini, Valdicastello Pietrasanta, IT;
Stefano Ricci, Avenza, IT;
Nuovo Pignone Holding S.p.A., Florence, IT;
Abstract
A rapidly replaceable non-return device () for a petrochemical refinery reactor (), of the type comprising: a support tube (), connected to a portion of the reactor (), this support tube () being provided internally with a cartridge () containing a ball (), the cartridge () having, around an inlet hole () for a processed fluid, a seat () for housing the ball (), and having slots () for the outflow of the said processed fluid; the cartridge () is fitted removably in the support tube ().