ATE159245T1 - Verfahren und vorrichtung zur verbesserung der ausbeute und herstellungspotential von harnstoffreaktoren - Google Patents
Verfahren und vorrichtung zur verbesserung der ausbeute und herstellungspotential von harnstoffreaktorenInfo
- Publication number
- ATE159245T1 ATE159245T1 AT92100398T AT92100398T ATE159245T1 AT E159245 T1 ATE159245 T1 AT E159245T1 AT 92100398 T AT92100398 T AT 92100398T AT 92100398 T AT92100398 T AT 92100398T AT E159245 T1 ATE159245 T1 AT E159245T1
- Authority
- AT
- Austria
- Prior art keywords
- yield
- reactors
- liquid phase
- production potential
- improving
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 2
- 239000004202 carbamide Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000007791 liquid phase Substances 0.000 abstract 3
- 239000012071 phase Substances 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
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
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/18—Fractionating columns in which vapour bubbles through liquid with horizontal bubble plates
- B01D3/20—Bubble caps; Risers for vapour; Discharge pipes for liquid
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
-
- 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
- B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/006—Baffles
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
-
- 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
- B01J2219/00761—Details of the reactor
- B01J2219/00763—Baffles
- B01J2219/00765—Baffles attached to the reactor wall
- B01J2219/0077—Baffles attached to the reactor wall inclined
-
- 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
- B01J2219/00761—Details of the reactor
- B01J2219/00763—Baffles
- B01J2219/00765—Baffles attached to the reactor wall
- B01J2219/00777—Baffles attached to the reactor wall horizontal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH10391 | 1991-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE159245T1 true ATE159245T1 (de) | 1997-11-15 |
Family
ID=4179338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT92100398T ATE159245T1 (de) | 1991-01-15 | 1992-01-12 | Verfahren und vorrichtung zur verbesserung der ausbeute und herstellungspotential von harnstoffreaktoren |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US5304353A (de) |
| EP (1) | EP0495418B1 (de) |
| CN (1) | CN1051076C (de) |
| AT (1) | ATE159245T1 (de) |
| CA (1) | CA2059362C (de) |
| DE (1) | DE69222665T2 (de) |
| ES (1) | ES2110449T3 (de) |
| RU (1) | RU2078761C1 (de) |
| UA (1) | UA32520C2 (de) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5650536A (en) * | 1992-12-17 | 1997-07-22 | Exxon Chemical Patents Inc. | Continuous process for production of functionalized olefins |
| CA2141886E (en) | 1994-05-11 | 1999-10-12 | Federico Zardi | Reactor for two-phase reactions, in particular for urea synthesis at high pressure and temperature |
| US5510061A (en) * | 1994-07-26 | 1996-04-23 | Norton Chemical Process Products Corp. | Non-welded support plate member |
| MY131969A (en) * | 1994-09-09 | 2007-09-28 | Urea Casale Sa | "method for in-situ modernization of a urea synthesis reactor" |
| CA2146070C (en) * | 1995-03-15 | 2002-01-29 | Kees Jonckers | Improved reactor for the synthesis of urea |
| CA2168993C (en) * | 1995-10-27 | 2007-01-02 | Giorgio Pagani | Hydrolysis reactor for removal of urea, ammonia and carbon dioxide from a liquid phase comprising urea in aqueous solution |
| IT1295384B1 (it) * | 1997-10-23 | 1999-05-12 | Snam Progetti | Rivestimento protettivo di apparecchiature a pressione utilizzabili in processi per la sintesi dell'urea |
| IT1299000B1 (it) * | 1998-04-01 | 2000-02-07 | Siirtec Nigi S P A | Dispositivo e procedimento per migliorare la conversione in urea nella reazione fra anidride carbonica e ammoniaca |
| US6824750B2 (en) * | 2000-02-16 | 2004-11-30 | Shell Oil Company | Vertical extending liquid/liquid contacting column |
| UA73996C2 (en) * | 2000-06-15 | 2005-10-17 | Urea Casale Sa | A process for the production of urea (variants), a mechanism for the production of urea and method for modernization of the mechanism for the production of urea |
| EP1241161A1 (de) * | 2001-03-16 | 2002-09-18 | Urea Casale S.A. | Verfahren zur Herstellung von Harnstoff |
| US7279897B2 (en) * | 2004-04-30 | 2007-10-09 | E. I. Du Pont De Nemours And Company | Scanning a band of frequencies using an array of high temperature superconductor sensors tuned to different frequencies |
| US7642377B1 (en) | 2008-07-21 | 2010-01-05 | Kellogg Brown & Root Llc | Systems and methods for integrated ammonia-urea process |
| IT1399757B1 (it) | 2010-04-30 | 2013-05-03 | Saipem Spa | Reattore per la conduzione di reazioni bifasiche gas-liquido |
| ITMI20111299A1 (it) * | 2011-07-12 | 2013-01-13 | Saipem Spa | Piatto di reattore per la produzione di urea, e reattore e processo di produzione di urea |
| EP2602245A1 (de) | 2011-12-05 | 2013-06-12 | Urea Casale SA | Verfahren zur Synthese von Harnstoff und zugehörige Anordnung für einen Reaktionsabschnitt einer Harnstoffanlage |
| EP3075446A1 (de) | 2015-03-30 | 2016-10-05 | Casale SA | Harnstoffsynthesereaktor und verfahren zur ausbesserung |
| EP3075725A1 (de) * | 2015-03-30 | 2016-10-05 | Casale SA | Ultraschall in einem harnstoff- oder melaminsyntheseverfahren |
| CN111375354B (zh) * | 2018-12-31 | 2022-06-07 | 中国石油化工股份有限公司 | 一种气液传质设备 |
| CN114072215B (zh) * | 2019-05-06 | 2023-08-08 | 沙特基础全球技术有限公司 | 具有不同直径的通孔的蒸馏塔板 |
| EP3760306A1 (de) * | 2019-07-02 | 2021-01-06 | Casale Sa | Reaktor zur synthese von harnstoff |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH344716A (de) * | 1955-11-21 | 1960-02-29 | Lonza Ag | Verfahren zur Drucksynthese von Harnstoff |
| US2973189A (en) * | 1956-02-28 | 1961-02-28 | Chu Ju Chin | Fractionating columns |
| US3049563A (en) * | 1957-04-05 | 1962-08-14 | Sxpaf | |
| US3070360A (en) * | 1958-10-07 | 1962-12-25 | Exxon Research Engineering Co | Self-refluxing fractionation tray |
| US3143482A (en) * | 1961-01-09 | 1964-08-04 | Phillips Petroleum Co | Separation apparatus |
| US3222040A (en) * | 1962-06-25 | 1965-12-07 | John S Eckert | Support plate for packed tower |
| US3568462A (en) * | 1967-11-22 | 1971-03-09 | Mc Donnell Douglas Corp | Fractionating device |
| JPS4915153B1 (de) * | 1969-06-06 | 1974-04-12 | ||
| US4291006A (en) * | 1977-03-03 | 1981-09-22 | Snamprogetti S.P.A | Combined process for the production of urea and ammonia |
| US4098579A (en) * | 1977-03-03 | 1978-07-04 | Instytut Nawozow Sztucznych Zjednoczenie "Petrochemia" | Installation for conducting a synthesis reaction of urea |
| SU1124992A1 (ru) * | 1977-12-26 | 1984-11-23 | Предприятие П/Я А-3605 | Массообменный аппарат |
| DE2953476A1 (de) * | 1978-11-22 | 1986-04-10 | Geoffrey Gordon Leeds Yorkshire Haselden | Destillationsplatte |
| US4315803A (en) * | 1980-07-28 | 1982-02-16 | Injection Plastics & Manufacturing Co. | Baffle for alcohol stills |
| US4604247A (en) * | 1983-06-21 | 1986-08-05 | Glitsch, Inc. | Tower packing material and method |
| US4552979A (en) * | 1984-08-27 | 1985-11-12 | James Chemical Engineering Inc. | Process for treatment of urea plant process condensate |
| US4929399A (en) * | 1988-03-17 | 1990-05-29 | Union Carbide Industrial Gases Technology Inc. | Structured column packing with liquid holdup |
-
1992
- 1992-01-12 ES ES92100398T patent/ES2110449T3/es not_active Expired - Lifetime
- 1992-01-12 EP EP92100398A patent/EP0495418B1/de not_active Expired - Lifetime
- 1992-01-12 DE DE69222665T patent/DE69222665T2/de not_active Expired - Lifetime
- 1992-01-12 AT AT92100398T patent/ATE159245T1/de not_active IP Right Cessation
- 1992-01-14 RU SU925010734A patent/RU2078761C1/ru active
- 1992-01-15 CN CN92100966A patent/CN1051076C/zh not_active Expired - Lifetime
- 1992-01-15 CA CA002059362A patent/CA2059362C/en not_active Expired - Lifetime
- 1992-01-15 US US07/821,428 patent/US5304353A/en not_active Expired - Lifetime
-
1993
- 1993-06-18 UA UA93003024A patent/UA32520C2/uk unknown
-
1997
- 1997-07-28 US US08/900,151 patent/US5847208A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2059362A1 (en) | 1992-07-16 |
| UA32520C2 (uk) | 2001-02-15 |
| EP0495418A1 (de) | 1992-07-22 |
| CN1051076C (zh) | 2000-04-05 |
| CA2059362C (en) | 2002-07-09 |
| RU2078761C1 (ru) | 1997-05-10 |
| US5304353A (en) | 1994-04-19 |
| ES2110449T3 (es) | 1998-02-16 |
| US5847208A (en) | 1998-12-08 |
| DE69222665D1 (de) | 1997-11-20 |
| DE69222665T2 (de) | 1998-05-07 |
| EP0495418B1 (de) | 1997-10-15 |
| CN1071160A (zh) | 1993-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| EELA | Cancelled due to lapse of time |