公开(公告)号：WO2017014632A1

公开(公告)日：2017-01-26

申请号：PCT/NL2016/050542

申请日：2016-07-20

Applicant: STAMICARBON B.V.

Inventor： GULLBERG, Daniel ,  HARALDSSON, Christina ,  WILSON, Anders ,  SCHEERDER, Alexander Aleida Antonius ,  OFEI, Kirk Anguah

IPC: C21D8/00 ,  C07C273/04 ,  C21D9/08 ,  C22C33/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/44 ,  C21D6/00 ,  B01J19/02 ,  F28F21/08 ,  B01D1/06 ,  C22C38/58

CPC classification number: C22C38/58 ,  B01D1/06 ,  B01D3/32 ,  B01J19/02 ,  B01J2219/0286 ,  C07C273/04 ,  C21D6/004 ,  C21D8/005 ,  C21D9/08 ,  C21D2211/001 ,  C21D2211/005 ,  C22C1/02 ,  C22C33/04 ,  C22C38/001 ,  C22C38/004 ,  C22C38/02 ,  C22C38/04 ,  C22C38/42 ,  C22C38/44 ,  F28F21/083 ,  Y02P10/122

Abstract: The present disclosure relates to a corrosion resistant duplex stainless steel (ferritic austenitic alloy) which is suitable for use in a plant for the production of urea; and uses thereof. The disclosure also relates to objects made of said duplex stainless steel. Furthermore, the present disclosure also relates to a method for the production of urea and to a plant for the production of urea comprising one or more parts made from said duplex stainless steel, and to a method of modifying an existing plant for the production of urea.

Abstract translation: 本公开涉及适用于生产尿素的设备中的耐腐蚀双相不锈钢（铁素体奥氏体合金） 及其用途。 本公开还涉及由所述双相不锈钢制成的物体。 此外，本公开还涉及用于生产尿素的方法和用于生产尿素的方法，所述方法包括由所述双相不锈钢制成的一个或多个部件，以及改变现有设备用于生产尿素的方法 。

公开(公告)号：EP3325676A1

公开(公告)日：2018-05-30

申请号：EP16757366.6

申请日：2016-07-20

Applicant: Stamicarbon B.V.

Inventor： GULLBERG, Daniel ,  HARALDSSON, Christina ,  WILSON, Anders ,  SCHEERDER, Alexander Aleida Antonius ,  OFEI, Kirk Anguah

IPC: C21D8/00 ,  C07C273/04 ,  C21D9/08 ,  C22C33/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/44 ,  C21D6/00 ,  B01J19/02 ,  F28F21/08 ,  B01D1/06 ,  C22C38/58

Abstract: The present disclosure relates to a corrosion resistant duplex stainless steel (ferritic austenitic alloy) which is suitable for use in a plant for the production of urea; and uses thereof. The disclosure also relates to objects made of said duplex stainless steel. Furthermore, the present disclosure also relates to a method for the production of urea and to a plant for the production of urea comprising one or more parts made from said duplex stainless steel, and to a method of modifying an existing plant for the production of urea.

公开(公告)号：EP3325676B1

公开(公告)日：2019-12-18

申请号：EP16757366.6

申请日：2016-07-20

Applicant: Stamicarbon B.V.

Inventor： GULLBERG, Daniel ,  HARALDSSON, Christina ,  WILSON, Anders ,  SCHEERDER, Alexander Aleida Antonius ,  OFEI, Kirk Anguah

IPC: C21D8/00 ,  C07C273/04 ,  C21D9/08 ,  C22C33/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/44 ,  C21D6/00 ,  B01J19/02 ,  F28F21/08 ,  B01D1/06 ,  C22C38/58 ,  C22C1/02 ,  C22C38/42 ,  B01D3/32