Title:
NON-RETURN VALVE FOR A PETROCHEMICAL REACTOR
Document Type and Number:
WIPO Patent Application WO2004030804
Kind Code:
A8
Abstract:
A rapidly replaceable non-return device (110) for a petrochemical refinery reactor (112), of the type comprising a support tube (114), connected to a portion of the reactor (112), this support tube (114) being provided internally with a cartridge (116) containing a ball (118), the cartridge (116) having, around an inlet hole (121) for a processed fluid, a seat (122) for housing the ball (118), and having slots (120) for the outflow of the said processed fluid; the cartridge (116) is fitted removably in the support tube (114).
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Inventors:
GIACOMELLI MAURIZIO (IT)
LAZZERINI EMILIANO (IT)
RICCI STEFANO (IT)
LAZZERINI EMILIANO (IT)
RICCI STEFANO (IT)
Application Number:
PCT/EP2003/011062
Publication Date:
May 27, 2004
Filing Date:
October 01, 2003
Export Citation:
Assignee:
NUOVO PIGNONE SPA (IT)
GIACOMELLI MAURIZIO (IT)
LAZZERINI EMILIANO (IT)
RICCI STEFANO (IT)
GIACOMELLI MAURIZIO (IT)
LAZZERINI EMILIANO (IT)
RICCI STEFANO (IT)
International Classes:
B01J8/24; F16K15/04; F16K27/02; (IPC1-7): B01J8/24
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