公开(公告)号：WO2017013180A1

公开(公告)日：2017-01-26

申请号：PCT/EP2016/067323

申请日：2016-07-20

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

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

IPC: C21D6/00 ,  C07C273/04 ,  C21D8/00 ,  C21D9/08 ,  C22C33/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/44 ,  B22F3/15 ,  C22C33/02 ,  B01D1/06 ,  F28F21/08 ,  B01J19/02 ,  C22C38/42 ,  C22C38/58

CPC classification number: C22C38/44 ,  B01D3/32 ,  B01J19/02 ,  B01J2219/0286 ,  B22F3/15 ,  C07C273/04 ,  C21D6/004 ,  C21D8/005 ,  C21D9/08 ,  C21D2211/001 ,  C21D2211/005 ,  C22C33/0285 ,  C22C33/04 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/42 ,  C22C38/58 ,  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，包括由所述双相不锈钢制成的一个或多个部件，以及 一种修改现有植物用于生产尿素的方法。

公开(公告)号：EP3325675A1

公开(公告)日：2018-05-30

申请号：EP16741626.2

申请日：2016-07-20

Applicant: Sandvik Intellectual Property AB

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

IPC: C21D6/00 ,  C07C273/04 ,  C21D8/00 ,  C21D9/08 ,  C22C33/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/44 ,  B22F3/15 ,  C22C33/02 ,  B01D1/06 ,  F28F21/08 ,  B01J19/02 ,  C22C38/42 ,  C22C38/58

CPC classification number: C22C38/44 ,  B01D3/32 ,  B01J19/02 ,  B01J2219/0286 ,  B22F3/15 ,  C07C273/04 ,  C21D6/004 ,  C21D8/005 ,  C21D8/105 ,  C21D9/08 ,  C21D2211/001 ,  C21D2211/005 ,  C22C33/0285 ,  C22C33/04 ,  C22C38/001 ,  C22C38/002 ,  C22C38/02 ,  C22C38/04 ,  C22C38/42 ,  C22C38/58 ,  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 the duplex stainless steel Furthermore, the present disclosure relates to a method for the production of urea and to a plant for the production of urea having one or more parts made from the duplex stainless steel, and to a method of modifying an existing plant for the production of urea.