SA518391613B1 - عملية خاصة بإنتاج اليوريا بتجريد مرتفع الحرارة - Google Patents

عملية خاصة بإنتاج اليوريا بتجريد مرتفع الحرارة

Info

Publication number
SA518391613B1
SA518391613B1 SA518391613A SA518391613A SA518391613B1 SA 518391613 B1 SA518391613 B1 SA 518391613B1 SA 518391613 A SA518391613 A SA 518391613A SA 518391613 A SA518391613 A SA 518391613A SA 518391613 B1 SA518391613 B1 SA 518391613B1
Authority
SA
Saudi Arabia
Prior art keywords
tubes
carbon dioxide
layer made
urea
urea solution
Prior art date
Application number
SA518391613A
Other languages
English (en)
Inventor
روجنوني لوقا
Original Assignee
كسالي اس ايه
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by كسالي اس ايه filed Critical كسالي اس ايه
Publication of SA518391613B1 publication Critical patent/SA518391613B1/ar

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/06—Evaporators with vertical tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/06—Evaporators with vertical tubes
    • B01D1/065—Evaporators with vertical tubes by film evaporating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/04—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping pipe stills
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

جهاز تجريد غلافي shell-and-tube stripper لتحلل الكربامات carbamate decomposition واستعادة الأمونيا ammonia recovery من محلول يوريا urea solution يشتمل على حزمة أنابيب المسخنة heated tubes ، ويتم تغذية الأنابيب المذكورة بمحلول اليوريا المذكور وثاني أكسيد الكربون carbon dioxide كوسيط تجريد stripping medium ، ومحاليل اليوريا urea solutions التي تكون غشاء هابطًا مائعًا على السطح الداخلي للأنابيب وثاني أكسيد الكربون يكون تدفقًا غازيًا ذا تيارًا مضادًا وتشتمل الأنابيب المذكورة على طبقة خارجية مصنوعة من فولاذ مقاوم للصدأ مزدوج فائق super duplex stainless steel أو أوستنيتي فائق super austenitic وطبقة داخلية مصنوعة من الزركونيوم zirconium وطبقة داخلية مذكورة تصل إلى درجات حرارة أعلى من 220 درجة مئوية. شكل 1.
SA518391613A 2015-12-11 2018-05-17 عملية خاصة بإنتاج اليوريا بتجريد مرتفع الحرارة SA518391613B1 (ar)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15199482.9A EP3178535A1 (en) 2015-12-11 2015-12-11 A urea process with high-temperature stripping
PCT/EP2016/080443 WO2017097981A1 (en) 2015-12-11 2016-12-09 A urea process with high-temperature stripping

Publications (1)

Publication Number Publication Date
SA518391613B1 true SA518391613B1 (ar) 2022-03-20

Family

ID=54849529

Family Applications (1)

Application Number Title Priority Date Filing Date
SA518391613A SA518391613B1 (ar) 2015-12-11 2018-05-17 عملية خاصة بإنتاج اليوريا بتجريد مرتفع الحرارة

Country Status (6)

Country Link
US (1) US10781167B2 (ar)
EP (2) EP3178535A1 (ar)
CN (1) CN108290080B (ar)
RU (1) RU2721699C2 (ar)
SA (1) SA518391613B1 (ar)
WO (1) WO2017097981A1 (ar)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3366670A1 (en) * 2017-02-27 2018-08-29 Casale Sa A process and system to capture ammonia from a purge gas of a urea plant
EP3398935A1 (en) * 2017-05-05 2018-11-07 Casale Sa Process and plant for the synthesis of urea
CN110997621A (zh) * 2017-08-11 2020-04-10 诺力昂化学品国际有限公司 将环状亚烷基脲转化成其相应亚烷基胺的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7307036A (ar) * 1973-05-21 1974-11-25
IT1209532B (it) * 1984-04-20 1989-08-30 Snam Progetti Processo per la sintesi di urea e materiale utilizzato nello stesso.
SU1774623A1 (ru) 1990-07-16 1996-05-20 Государственный научно-исследовательский и проектный институт карбамида и продуктов органического синтеза с опытным заводом Способ получения карбамида
RU2309947C1 (ru) 2006-06-05 2007-11-10 Открытое Акционерное Общество "Научно-Исследовательский И Проектный Институт Карбамида И Продуктов Органического Синтеза" (Оао Ниик) Способ и установка для получения карбамида и способ модернизации установки для получения карбамида
UA46324U (ru) 2009-08-21 2009-12-10 Общество С Ограниченной Ответственностью "Украинские Новейшие Технологии" Способ получения мочевины
EP2343274A1 (en) * 2010-01-07 2011-07-13 Stamicarbon B.V. A urea stripping process for the production of urea
EP2359921A1 (en) * 2010-02-12 2011-08-24 Urea Casale SA Falling-film stripper and stripping medium distributor for carbamate decomposition
ITMI20110804A1 (it) * 2011-05-10 2012-11-11 Saipem Spa "processo ad alta resa per la sintesi dell'urea"
ITMI20120013A1 (it) * 2012-01-09 2013-07-10 Saipem Spa Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper

Also Published As

Publication number Publication date
WO2017097981A1 (en) 2017-06-15
RU2018124485A3 (ar) 2020-01-13
CN108290080B (zh) 2020-10-13
US10781167B2 (en) 2020-09-22
CN108290080A (zh) 2018-07-17
RU2721699C2 (ru) 2020-05-21
US20180362452A1 (en) 2018-12-20
EP3178535A1 (en) 2017-06-14
EP3386602B1 (en) 2019-08-28
RU2018124485A (ru) 2020-01-13
EP3386602A1 (en) 2018-10-17

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