公开(公告)号：US11802097B2

公开(公告)日：2023-10-31

申请号：US17694413

申请日：2022-03-14

Applicant: SABIC Global Technologies B.V.

Inventor： Ravi Hegde ,  Rajamalleswaramma Koripelly ,  Chandra Mohana ,  Radha Achanath ,  Samik Gupta ,  Sabeshan Kanagalingam

IPC: C05G5/35 ,  C05G3/90 ,  C05C9/00 ,  C05C11/00

CPC classification number: C05G5/35 ,  C05C9/00 ,  C05C9/005 ,  C05C11/00 ,  C05G3/90

Abstract: Fertilizer particles with urease inhibitors and nitrification inhibitors are described herein. The fertilizer particles can include a core particle comprising a urease inhibitor and an outer layer comprising a nitrification inhibitor.

公开(公告)号：US11358908B2

公开(公告)日：2022-06-14

申请号：US16605610

申请日：2018-04-16

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Ravi Hegde ,  Rajamalleswaramma Koripelly ,  Chandra Mohana ,  Radha Achanath ,  Samik Gupta ,  Sabeshan Kanagalingam

IPC: C05G3/90 ,  C05C9/00 ,  C05C11/00 ,  C05G5/35 ,  C05G5/30 ,  C05G5/40

Abstract: Particulate fertilizer compositions that include nitrification inhibitors and urease inhibitors are described herein. The inhibitors are separated from each other by being in separate particles. Fertilizer particles in the composition include particles having a core-shell structure, with an inhibitor included in the core particle.

公开(公告)号：US20210070671A1

公开(公告)日：2021-03-11

申请号：US16076105

申请日：2017-02-08

Applicant: SABIC Global Technologies B.V.

Inventor： Satish Burla ,  Rajamalleswaramma Koripelly ,  Gurumallappa Yoganand ,  Samik Gupta ,  Sabeshan Kanagalingam

IPC: C05G5/12 ,  B01J2/20 ,  B29C48/04 ,  B29C48/345 ,  B29C48/285 ,  B30B11/22

Abstract: Described herein is a method of making a fertilizer granule. The method includes supplying a fertilizer component, an liquid component, a binder and a filler to a zoned extruder comprising a die head, a screw, and at least three zones; mixing the fertilizer component, liquid component, binder and filler to yield a thixotropic mixture; and passing the thixotropic mixture through the die head.