公开(公告)号：US20180280921A1

公开(公告)日：2018-10-04

申请号：US15562794

申请日：2016-04-01

Applicant: SAIPEM S.p.A.

Inventor： Ugo Avagliano ,  Stefano Cicchinelli ,  Lino Carlessi

IPC: B01J19/24 ,  C07C273/04 ,  B01J4/00

Abstract: A urea synthesis reactor is provided that comprises a casing extending along an axis and a first and a second inlet tube inserted through respective through openings of the casing and respectively connected, inside the casing, to a light phase distributor and to a heavy phase distributor configured to feed the reactor with a light phase containing carbon dioxide and a heavy phase containing ammonia, respectively; the light phase distributor comprises one or more tubular elements extending and/or distributed over the cross-section of the reactor and about the axis and provided with intake holes spaced apart from one another, so as to distribute said light phase in a plurality of intake points distributed transversely in the reactor and about the axis.

公开(公告)号：US20140171686A1

公开(公告)日：2014-06-19

申请号：US14232137

申请日：2012-07-04

Applicant: SAIPEM S.p.A.

Inventor： Ugo Avagliano ,  Lino Carlessi

IPC: B01J8/06 ,  C07C273/04

CPC classification number: B01J8/06 ,  B01D3/009 ,  B01D3/22 ,  B01F3/04 ,  B01J10/00 ,  B01J19/0053 ,  C07C273/04 ,  Y02P20/142

Abstract: A urea reactor tray having a base plate; and a number or quantity of hollow cup-shaped members, which project vertically from the base plate along respective substantially parallel axes perpendicular to the base plate, and have respective substantially concave inner cavities communicating with respective openings formed in the base plate; the tray having a number or quantity of first cup-shaped members, each of which extends axially between an open top end having the opening, and a closed bottom end, and has a lateral wall with through holes substantially crosswise to the axis, and a bottom wall which closes the closed bottom end and has no holes.

Abstract translation: 一种具有基板的尿素反应器盘; 以及多个或数量的中空杯状构件，其从垂直于基板的相应基本上平行的轴线垂直地从基板突出，并且具有与形成在基板中的相应开口连通的相应的大致凹入的内腔; 托盘具有数量或数量的第一杯形构件，每个第一杯形构件在其具有开口的开放顶端和封闭的底端之间轴向延伸，并且具有侧壁，该侧壁具有与轴线基本上交叉的通孔，并且 封闭封闭底端并没有孔的底壁。