公开(公告)号：US11649473B2

公开(公告)日：2023-05-16

申请号：US16524659

申请日：2019-07-29

Applicant: DSM Nutritional Products AG

Inventor： Jaroslav A. Kralovec ,  Weijie Wang ,  James Colin Barrow

IPC: C12P7/6409 ,  C12P7/6418 ,  C12P7/6445 ,  C12P7/6472 ,  C12P7/649 ,  C11C1/04

CPC classification number: C12P7/6409 ,  C11C1/045 ,  C12P7/649 ,  C12P7/6418 ,  C12P7/6445 ,  C12P7/6472 ,  Y02E50/10

Abstract: The disclosed subject matter relates generally to a method for modifying oil, and specifically to a process for increasing the concentration of polyunsaturated fatty acid in an oil composition.

公开(公告)号：US10415065B2

公开(公告)日：2019-09-17

申请号：US15863058

申请日：2018-01-05

Applicant: DSM Nutritional Products AG

Inventor： Jaroslav A. Kralovec ,  Weijie Wang ,  James Colin Barrow

IPC: C12P1/00 ,  C12P7/64 ,  C12P7/62 ,  A61K35/60 ,  C11C1/04

Abstract: The disclosed subject matter relates generally to a method for modifying oil, and specifically to a process for increasing the concentration of polyunsaturated fatty acid in an oil composition.

公开(公告)号：US09885068B2

公开(公告)日：2018-02-06

申请号：US13789811

申请日：2013-03-08

Applicant: DSM Nutritional Products AG

Inventor： Jaroslav A. Kralovec ,  Weijie Wang ,  James Colin Barrow

IPC: C12P1/00 ,  C12P7/64 ,  C12P7/62 ,  A61K35/60 ,  C11C1/04

CPC classification number: C12P7/6409 ,  C11C1/045 ,  C12P7/6418 ,  C12P7/6445 ,  C12P7/6472 ,  C12P7/649 ,  Y02E50/13

Abstract: The disclosed subject matter relates generally to a method for modifying oil, and specifically to a process for increasing the concentration of polyunsaturated fatty acid in an oil composition.

公开(公告)号：US09725408B2

公开(公告)日：2017-08-08

申请号：US14774870

申请日：2014-03-13

Applicant: DSM NUTRITIONAL PRODUCTS AG

Inventor： Weijie Wang ,  Paul Frederick Mugford ,  Theophilus Cornelus Van Den Heuvel

IPC: C07C273/16 ,  C11B3/00 ,  C11B7/00 ,  C07C273/02

CPC classification number: C07C273/16 ,  C07C273/02 ,  C11B3/006 ,  C11B7/0025 ,  C11B7/0083

Abstract: Disclosed are methods of recovering urea from a urea/oil complex by drying the complex, combining the complex with water to form a urea solution, and removing water from the urea solution. Methods for recycling the urea in urea complexation processes are also disclosed. Also disclosed are methods of recovering polyunsaturated fatty acids or derivatives thereof from the urea/oil complexes.