CN1055462C - 制备尿素的方法 - Google Patents
制备尿素的方法 Download PDFInfo
- Publication number
- CN1055462C CN1055462C CN96110072A CN96110072A CN1055462C CN 1055462 C CN1055462 C CN 1055462C CN 96110072 A CN96110072 A CN 96110072A CN 96110072 A CN96110072 A CN 96110072A CN 1055462 C CN1055462 C CN 1055462C
- Authority
- CN
- China
- Prior art keywords
- reactor
- urea
- heat exchanger
- zone
- ammonia
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
量·吨/小时 | |||||||
组分 | 1 | 2 | 11 | 12 | 13 | 14 | 15 |
尿素 | 75.2 | 70.0 | |||||
NH3 | 39.7 | 20.8 | 62.9 | 8.7 | 12.1 | 57.1 | |
CO2 | 17.1 | 35.8 | 11.7 | 51.3 | 5.4 | 79.2 | |
H2O | 9.7 | 36.5 | 30.2 | 0.6 | 4.8 | ||
N2 | 1.3 | 1.3 | 1.3 | ||||
O2 | 0.2 | 0.2 | 0.2 | ||||
总共 | 39.7 | 47.6 | 210.3 | 120.5 | 52.9 | 19.7 | 142.7 |
温度(℃) | 20 | 186 | 173 | 120 | 176 | 187 |
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1000416A NL1000416C2 (nl) | 1995-05-23 | 1995-05-23 | Werkwijze voor de bereiding van ureum. |
NL1000416 | 1995-05-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1141287A CN1141287A (zh) | 1997-01-29 |
CN1055462C true CN1055462C (zh) | 2000-08-16 |
Family
ID=19761061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN96110072A Expired - Lifetime CN1055462C (zh) | 1995-05-23 | 1996-05-22 | 制备尿素的方法 |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN1055462C (zh) |
CA (1) | CA2177003C (zh) |
NL (1) | NL1000416C2 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101148425B (zh) * | 2006-09-22 | 2011-10-12 | 北京航天石化技术装备工程公司 | 一种尿素合成方法 |
CN113476880B (zh) * | 2017-10-27 | 2023-01-24 | 斯塔米卡邦有限公司 | 高压氨基甲酸盐冷凝器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0155735A1 (en) * | 1984-03-16 | 1985-09-25 | Stamicarbon B.V. | Process for the preparation of urea |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59122452A (ja) * | 1982-12-29 | 1984-07-14 | Toyo Eng Corp | 尿素合成管 |
NL8502228A (nl) * | 1985-08-12 | 1987-03-02 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
-
1995
- 1995-05-23 NL NL1000416A patent/NL1000416C2/xx not_active IP Right Cessation
-
1996
- 1996-05-21 CA CA 2177003 patent/CA2177003C/en not_active Expired - Lifetime
- 1996-05-22 CN CN96110072A patent/CN1055462C/zh not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0155735A1 (en) * | 1984-03-16 | 1985-09-25 | Stamicarbon B.V. | Process for the preparation of urea |
Also Published As
Publication number | Publication date |
---|---|
NL1000416C2 (nl) | 1996-11-25 |
CA2177003A1 (en) | 1996-11-24 |
CN1141287A (zh) | 1997-01-29 |
CA2177003C (en) | 2004-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DSM IP PROPERTY CO., LTD. Free format text: FORMER OWNER: DSM N. V. Effective date: 20040618 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040618 Address after: Holland Heerlen Patentee after: D Sm I P Property Company Limited Address before: Holland Heerlen Patentee before: DSM N. V. |
|
ASS | Succession or assignment of patent right |
Owner name: STAMICARBON CO., LTD. Free format text: FORMER OWNER: DSM IP PROPERTY CO., LTD. Effective date: 20101117 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: HEERLEN, HOLLAND TO: SITTARD, HOLLAND |
|
TR01 | Transfer of patent right |
Effective date of registration: 20101117 Address after: Holland Sittard Patentee after: DSM IP Assets BV Address before: Holland Heerlen Patentee before: DSM IP Property Limited |
|
CX01 | Expiry of patent term |
Granted publication date: 20000816 |
|
EXPY | Termination of patent right or utility model |