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公开(公告)号：US20180244588A1
公开(公告)日：2018-08-30
申请号：US15756300
申请日：2016-09-02
Applicant: SHELL OIL COMPANY
Inventor： Rafael Alberto GARCIA MARTINEZ , Cyrille Paul ALLAIS
Abstract: A fertiliser comprising both sulphur and a solution of urea and ammonium nitrate in water is disclosed. Processes for making such a fertiliser are also disclosed.
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公开(公告)号：US20160368830A1
公开(公告)日：2016-12-22
申请号：US14901748
申请日：2014-07-02
Applicant: SHELL OIL COMPANY
Inventor： Cyrille Paul ALLAIS , Rafael Alberto GARCIA MARTINEZ , Klaas Jan HUTTER , Charles James INGOLDSBY , Jason Trevor O'BRIEN , Carlos TOMAZ
Abstract: A process for preparing a micronutrient-enriched phosphate-based fertiliser is disclosed. An aqueous fertiliser mixture comprising phosphoric acid and/or phosphate rock is prepared and optionally granulated in granulator unit. The pH of the fertiliser mixture is measured and controlled such that the pH is maintained within a predefined range.
Abstract translation: 公开了一种制备富含微量营养素的磷酸盐肥料的方法。 制备包含磷酸和/或磷酸盐岩的含水肥料混合物，并任选在造粒机中造粒。 测量和控制肥料混合物的pH使得pH保持在预定范围内。
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Patent Agency Ranking
公开(公告)号：US20170327430A1
公开(公告)日：2017-11-16
申请号：US15536312
申请日：2015-12-18
Applicant: SHELL OIL COMPANY
Inventor： Cyrille Paul ALLAIS
Abstract: A process for preparing an elemental sulphur-containing composition for use as a fertilizer and/or soil improver comprises wet milling elemental sulphur in a liquid to produce a micronized sulphur slurry for application to soil, and further comprises adding a preventive scavenging additive for fixating sulphur dioxide and hydrogen sulphide gases that are released downstream of the mill.
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公开(公告)号：US20160326066A1
公开(公告)日：2016-11-10
申请号：US15110265
申请日：2015-01-07
Applicant: SHELL OIL COMPANY
Inventor： Rafael Alberto GARCIA MARTINEZ , Cyrille Paul ALLAIS , Klaas Jan HUTTER , Charles James INGOLDSBY , Carlos MOREIRA TOMAZ
Abstract: The present invention discloses a urea fertiliser having a lignin compound and elemental sulphur dispersed through-out the fertiliser and having improved hardness.
Abstract translation: 本发明公开了一种具有木质素化合物和分散在肥料中的元素硫并具有改善的硬度的尿素肥料。
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公开(公告)号：US20170210675A1
公开(公告)日：2017-07-27
申请号：US15329059
申请日：2015-07-24
Applicant: SHELL OIL COMPANY
Inventor： Cyrille Paul ALLAIS , Klaas Jan HUTTER , Rafael Alberto GARCIA MARTINEZ , Charles James INGOLDSBY , Carlos MOREIRA TOMAZ , Jason Trevor O'BRIEN
IPC: C05C9/00
CPC classification number: C05C9/00 , C05C9/005 , C05D9/02 , C05G3/0058
Abstract: A process for the manufacture of a urea-sulphur fertiliser composition, the process comprising providing feeds comprising elemental sulphur, urea, and optionally a surfactant, such as a multifunctional ionic surfactant; merging the feeds in order to obtain a combined feed; passing the combined feed through a mixing stage in order to obtain a mixed feed; and passing the mixed feed through a processing stage in order to obtain the urea-sulphur fertiliser composition. Compositions obtained by the process are also provided.
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公开(公告)号：US20160332924A1
公开(公告)日：2016-11-17
申请号：US15110787
申请日：2015-01-07
Applicant: SHELL OIL COMPANY
Inventor： Rafael Alberto GARCIA MARTINEZ , Cyrille Paul ALLAIS , Dawid John D'MELO , Chithra MANIKANDAN
Abstract: The present invention discloses the use of a lignin compound to prepare a urea fertiliser having reduced biuret content.
Abstract translation: 本发明公开了使用木质素化合物来制备具有降低的缩二脲含量的尿素肥料。
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公开(公告)号：US20160332923A1
公开(公告)日：2016-11-17
申请号：US15110239
申请日：2015-01-07
Applicant: SHELL OIL COMPANY
Inventor： Cyrille Paul ALLAIS , Rafael Alberto GARCIA MARTINEZ
IPC: C05C9/00
CPC classification number: C05C9/00 , C05C9/005 , C05D9/02 , C05G3/0058 , C05D9/00
Abstract: A process for preparing a urea-sulphur fertiliser is disclosed. Urea and sulphur are supplied to a dispersion mill wherein a rotor turns within a slotted stator, thereby providing a dispersion of molten urea and molten sulphur; and the dispersion of molten urea and molten sulphur is supplied to a forming unit to provide the urea-sulphur fertiliser.
Abstract translation: 公开了一种制备尿素硫肥的方法。 将尿素和硫供给到分散机，其中转子在开槽定子内转动，从而提供熔融的尿素和熔融硫的分散体; 并将熔融的尿素和熔融硫的分散液供给到成形单元以提供尿素硫肥料。
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