On-off valve, particularly for insulation by-pass

专利名称：On-off valve, particularly for insulation by-pass of exhaust gas expansion turbines ofcatalytic cracking plants

发明人：Luca Mambrini申请号：US10400916申请日：20030328公开号：US06886594B2公开日：20050503

专利附图：

摘要：The invention relates to on-off valve, particularly for insulation by-pass ofexhaust gas expansion turbines of catalytic cracking plants, of the type comprising a

hollow valve body, an opening for the inlet of the gas into the valve, an opening for theoutlet of the gas from the valve, at least a shutter and the relevant at least one seat, thevalve being characterized in that it comprises a conduit coupled to the inlet opening anda conduit coupled to the outlet opening, the at least one seat being coupled to the inletconduit or to the outlet conduit and the at least one shutter having a cover shape andsealing engaging with the seat by a rotatory motion transmitted to the shutter by anactuator by a drive shaft and a drive arm.

申请人：Luca Mambrini

地址：Cagliari IT

国籍：IT

代理机构：Arent Fox, PLLC

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