NO962854D0 - Fremgangsmåte og anordning for gjenvinning av kondensbare stoffer i damp fra en urinstoff-vakuumfordamper - Google Patents
Fremgangsmåte og anordning for gjenvinning av kondensbare stoffer i damp fra en urinstoff-vakuumfordamperInfo
- Publication number
- NO962854D0 NO962854D0 NO962854A NO962854A NO962854D0 NO 962854 D0 NO962854 D0 NO 962854D0 NO 962854 A NO962854 A NO 962854A NO 962854 A NO962854 A NO 962854A NO 962854 D0 NO962854 D0 NO 962854D0
- Authority
- NO
- Norway
- Prior art keywords
- urea
- improved
- steam
- recovery
- vacuum evaporator
- Prior art date
Links
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
- C07C273/14—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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/16—Vacuum
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/16—Combination
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/499,510 US5744009A (en) | 1995-07-07 | 1995-07-07 | Method and apparatus for recovering condensables in vapor from a urea vacuum evaporator |
Publications (2)
Publication Number | Publication Date |
---|---|
NO962854D0 true NO962854D0 (no) | 1996-07-05 |
NO962854L NO962854L (no) | 1997-01-08 |
Family
ID=23985542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO962854A NO962854L (no) | 1995-07-07 | 1996-07-05 | Fremgangsmåte og anordning for gjenvinning av kondenserbare stoffer i damp fra en urea-vakuumfordamper |
Country Status (10)
Country | Link |
---|---|
US (1) | US5744009A (no) |
EP (1) | EP0752416B1 (no) |
JP (1) | JPH0920747A (no) |
KR (1) | KR100407370B1 (no) |
CA (1) | CA2174016C (no) |
DE (1) | DE69606672T2 (no) |
ES (1) | ES2141995T3 (no) |
GR (1) | GR3033336T3 (no) |
MX (1) | MX9602588A (no) |
NO (1) | NO962854L (no) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4112056B2 (ja) * | 1997-12-18 | 2008-07-02 | 東洋エンジニアリング株式会社 | 改良された尿素の合成方法および装置 |
FR2788994B1 (fr) * | 1999-01-28 | 2001-04-20 | Sirven | Procede et installation pour l'epuration chimique de la vapeur dans un deshydrateur a compression mecanique de la vapeur |
SE527868C8 (sv) * | 2004-11-17 | 2006-09-26 | Alfa Laval Corp Ab | Värmeväxlaranläggning för indunstning |
US8152988B2 (en) * | 2007-08-31 | 2012-04-10 | Energy & Enviromental Research Center Foundation | Electrochemical process for the preparation of nitrogen fertilizers |
US9005422B2 (en) * | 2007-08-31 | 2015-04-14 | Energy & Environmental Research Center Foundation | Electrochemical process for the preparation of nitrogen fertilizers |
US7687041B2 (en) * | 2008-02-27 | 2010-03-30 | Kellogg Brown & Root Llc | Apparatus and methods for urea production |
TW201005813A (en) | 2008-05-15 | 2010-02-01 | Du Pont | Process for forming an electroactive layer |
EP2153880A1 (en) * | 2008-07-31 | 2010-02-17 | Urea Casale S.A. | Process and plant for the production of a urea solution for use in SCR process for reduction of Nox |
KR20110134452A (ko) | 2009-03-06 | 2011-12-14 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 전기활성 층을 형성하기 위한 방법 |
TW201114082A (en) * | 2009-03-09 | 2011-04-16 | Du Pont | Process for forming an electroactive layer |
CN103748071B (zh) * | 2011-10-14 | 2017-03-08 | 斯塔米卡邦有限公司 | 尿素精整加工方法 |
CN103214009B (zh) * | 2013-03-22 | 2014-12-03 | 中石化宁波工程有限公司 | 一种合成氨脱碳工艺 |
LT3452212T (lt) * | 2016-05-03 | 2020-04-10 | Stamicarbon B.V. | Karbamido gamyba su kontroliuojamu biuretu |
PL3652152T3 (pl) * | 2017-07-14 | 2022-01-31 | Stamicarbon B.V. | Instalacja i sposób obróbki końcowej mocznika i oczyszczania gazów odlotowych |
IT201700121364A1 (it) * | 2017-10-25 | 2019-04-25 | Saipem Spa | Apparato e metodo per il trattamento di vapori di processo provenienti da una sezione di concentrazione sottovuoto di un impianto urea |
CN114901373B (zh) * | 2019-12-30 | 2022-12-23 | 斯塔米卡邦有限公司 | 使用多个蒸发器的尿素生产 |
JP7277672B2 (ja) | 2019-12-30 | 2023-05-19 | スタミカーボン・ベー・フェー | 尿素仕上げからのアンモニア除去 |
US11420937B2 (en) * | 2019-12-30 | 2022-08-23 | Stamicarbon B.V. | Urea plant with chilled condensation section |
CN113101682B (zh) * | 2021-05-28 | 2023-03-24 | 新疆心连心能源化工有限公司 | 减少蒸发掉缩合物稳定尿素生产的装置及处理方法 |
CN113562743B (zh) * | 2021-08-19 | 2022-10-18 | 上海大学(浙江·嘉兴)新兴产业研究院 | 一种氨气的浓缩回收装置及钛酸钡的生产设备和生产方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2682499A (en) * | 1950-03-20 | 1954-06-29 | Kraft Foods Co | High vacuum distillation and drying system |
US3155722A (en) * | 1960-01-29 | 1964-11-03 | Chemical Construction Corp | Recovery of residual ammonia and carbon dioxide in the synthesis of urea |
US3711544A (en) * | 1970-04-20 | 1973-01-16 | Lummus Co | Heat recovery in urea synthesis |
JPS555977B2 (no) * | 1974-05-14 | 1980-02-12 | ||
US3985523A (en) * | 1974-09-30 | 1976-10-12 | Foster Wheeler Energy Corporation | Pollution control process for fertilizer plant |
US4256662A (en) * | 1980-01-18 | 1981-03-17 | Gorlovsky David M | Process for producing urea |
US4311856A (en) * | 1980-12-31 | 1982-01-19 | Toyo Engineering Corp. | Process for synthesizing urea |
CN1048979C (zh) * | 1990-06-25 | 2000-02-02 | 乌里阿·卡萨勒有限公司 | 用于尿素工厂的真空分离器 |
-
1995
- 1995-07-07 US US08/499,510 patent/US5744009A/en not_active Expired - Lifetime
-
1996
- 1996-04-12 CA CA002174016A patent/CA2174016C/en not_active Expired - Lifetime
- 1996-05-09 EP EP96107425A patent/EP0752416B1/en not_active Expired - Lifetime
- 1996-05-09 DE DE69606672T patent/DE69606672T2/de not_active Expired - Lifetime
- 1996-05-09 ES ES96107425T patent/ES2141995T3/es not_active Expired - Lifetime
- 1996-05-28 KR KR1019960018328A patent/KR100407370B1/ko not_active IP Right Cessation
- 1996-06-25 JP JP8163956A patent/JPH0920747A/ja active Pending
- 1996-07-03 MX MX9602588A patent/MX9602588A/es not_active IP Right Cessation
- 1996-07-05 NO NO962854A patent/NO962854L/no unknown
-
2000
- 2000-04-26 GR GR20000401020T patent/GR3033336T3/el not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
MX9602588A (es) | 1997-03-29 |
JPH0920747A (ja) | 1997-01-21 |
GR3033336T3 (en) | 2000-09-29 |
EP0752416B1 (en) | 2000-02-16 |
US5744009A (en) | 1998-04-28 |
AU5211996A (en) | 1997-01-23 |
DE69606672T2 (de) | 2000-11-23 |
KR970005335A (ko) | 1997-02-19 |
EP0752416A1 (en) | 1997-01-08 |
ES2141995T3 (es) | 2000-04-01 |
KR100407370B1 (ko) | 2004-04-09 |
DE69606672D1 (de) | 2000-03-23 |
CA2174016A1 (en) | 1997-01-08 |
CA2174016C (en) | 2005-11-22 |
AU702000B2 (en) | 1999-02-11 |
NO962854L (no) | 1997-01-08 |
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