CN118742536A - 尿素合成方法 - Google Patents

尿素合成方法 Download PDF

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Publication number
CN118742536A
CN118742536A CN202380018328.3A CN202380018328A CN118742536A CN 118742536 A CN118742536 A CN 118742536A CN 202380018328 A CN202380018328 A CN 202380018328A CN 118742536 A CN118742536 A CN 118742536A
Authority
CN
China
Prior art keywords
mass
urea synthesis
carbon dioxide
less
urea
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202380018328.3A
Other languages
English (en)
Chinese (zh)
Inventor
柳川贵弘
小岛保彦
佐野惠二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Engineering Corp
Original Assignee
Toyo Engineering Corp
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 Toyo Engineering Corp filed Critical Toyo Engineering Corp
Publication of CN118742536A publication Critical patent/CN118742536A/zh
Pending legal-status Critical Current

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Classifications

    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN202380018328.3A 2022-01-26 2023-01-26 尿素合成方法 Pending CN118742536A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-010023 2022-01-26
JP2022010023A JP2023108791A (ja) 2022-01-26 2022-01-26 尿素合成方法
PCT/JP2023/002435 WO2023145821A1 (ja) 2022-01-26 2023-01-26 尿素合成方法

Publications (1)

Publication Number Publication Date
CN118742536A true CN118742536A (zh) 2024-10-01

Family

ID=87471498

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380018328.3A Pending CN118742536A (zh) 2022-01-26 2023-01-26 尿素合成方法

Country Status (6)

Country Link
US (1) US20250145563A1 (https=)
EP (1) EP4471007A4 (https=)
JP (1) JP2023108791A (https=)
CN (1) CN118742536A (https=)
CA (1) CA3248734A1 (https=)
WO (1) WO2023145821A1 (https=)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5927863A (ja) * 1982-08-06 1984-02-14 Mitsubishi Heavy Ind Ltd 尿素製造装置より排出される混合ガスの爆発性消去法
JPS60146861A (ja) * 1984-01-09 1985-08-02 Mitsubishi Heavy Ind Ltd 尿素製造装置より排出される混合ガスの爆発性消去法
JPS6163648A (ja) * 1984-09-04 1986-04-01 Toyo Eng Corp 防蝕法
JP3987607B2 (ja) 1996-10-07 2007-10-10 東洋エンジニアリング株式会社 改良された尿素合成方法および装置
NL1009516C2 (nl) * 1998-06-29 2000-01-04 Dsm Nv Werkwijze voor de bereiding van ureum.
JP4358428B2 (ja) * 2000-11-01 2009-11-04 東洋エンジニアリング株式会社 尿素製造方法
JP3716372B2 (ja) 2002-02-05 2005-11-16 住友金属工業株式会社 尿素製造プラント用二相ステンレス鋼、溶接材料、尿素製造プラントおよびその機器
ITMI20071029A1 (it) * 2007-05-22 2008-11-23 Snam Progetti Procedimento migliorato per la sintesi di 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
CN105246874B (zh) * 2013-05-28 2018-06-12 东洋工程株式会社 尿素合成方法
EA202092468A1 (ru) * 2018-04-13 2021-01-20 Тойо Инджиниринг Корпорейшн Способ получения мочевины

Also Published As

Publication number Publication date
CA3248734A1 (en) 2025-07-09
JP2023108791A (ja) 2023-08-07
US20250145563A1 (en) 2025-05-08
WO2023145821A1 (ja) 2023-08-03
EP4471007A4 (en) 2026-04-08
EP4471007A1 (en) 2024-12-04

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