BG35038A3 - Method and installation for synthesis of urea - Google Patents
Method and installation for synthesis of ureaInfo
- Publication number
- BG35038A3 BG35038A3 BG039565A BG3956578A BG35038A3 BG 35038 A3 BG35038 A3 BG 35038A3 BG 039565 A BG039565 A BG 039565A BG 3956578 A BG3956578 A BG 3956578A BG 35038 A3 BG35038 A3 BG 35038A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- synthesis
- reactor
- pipe
- nozzle
- stage
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title abstract 9
- 238000003786 synthesis reaction Methods 0.000 title abstract 8
- 238000000034 method Methods 0.000 title abstract 3
- 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
- 238000009434 installation Methods 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 6
- 229910021529 ammonia Inorganic materials 0.000 abstract 4
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 3
- 239000001569 carbon dioxide Substances 0.000 abstract 3
- 239000012071 phase Substances 0.000 abstract 3
- 239000007788 liquid Substances 0.000 abstract 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 1
- 239000002250 absorbent Substances 0.000 abstract 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 230000006196 deacetylation Effects 0.000 abstract 1
- 238000003381 deacetylation reaction Methods 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000007791 liquid phase Substances 0.000 abstract 1
- 238000010926 purge Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000000926 separation method 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
-
- 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
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2321477A IT1107738B (it) | 1977-05-05 | 1977-05-05 | Procedimento per la sintesi dell'urea e impianto per il medesimo |
| IT2321377A IT1107736B (it) | 1977-05-05 | 1977-05-05 | Processo per la sintesi dell'urea |
| IT2371077A IT1109458B (it) | 1977-05-18 | 1977-05-18 | Processo per la sintesi dell'urea |
| IT2371177A IT1107739B (it) | 1977-05-18 | 1977-05-18 | Procedimento per la sintesi dell'urea e impianto per il medesimo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG35038A3 true BG35038A3 (en) | 1984-01-16 |
Family
ID=27452890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG039565A BG35038A3 (en) | 1977-05-05 | 1978-04-27 | Method and installation for synthesis of urea |
Country Status (26)
| Country | Link |
|---|---|
| US (1) | US4208347A (xx) |
| JP (1) | JPS53149930A (xx) |
| AR (1) | AR215178A1 (xx) |
| AT (1) | AT363953B (xx) |
| BE (1) | BE866730A (xx) |
| BG (1) | BG35038A3 (xx) |
| BR (1) | BR7802746A (xx) |
| CA (1) | CA1111446A (xx) |
| CH (1) | CH634553A5 (xx) |
| CS (1) | CS220318B2 (xx) |
| DD (1) | DD135196A5 (xx) |
| DE (1) | DE2819218C2 (xx) |
| ES (1) | ES469448A1 (xx) |
| FR (1) | FR2389601B1 (xx) |
| GB (1) | GB1581505A (xx) |
| HU (1) | HU180880B (xx) |
| IL (1) | IL54613A (xx) |
| IN (1) | IN148481B (xx) |
| MX (1) | MX151430A (xx) |
| NL (1) | NL174548C (xx) |
| NO (1) | NO150512C (xx) |
| PH (1) | PH14765A (xx) |
| PT (1) | PT67972B (xx) |
| RO (1) | RO78855A (xx) |
| SE (1) | SE446978B (xx) |
| YU (1) | YU40038B (xx) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1174366B (it) * | 1978-07-24 | 1987-07-01 | Ortu Francesco | Decompositore di carbammato per produzione industriale di urea |
| JPS5573651A (en) * | 1978-11-30 | 1980-06-03 | Toyo Eng Corp | Preparation of urea |
| JPS5811432B2 (ja) * | 1979-10-08 | 1983-03-02 | 三井東圧化学株式会社 | 尿素合成法 |
| IT1141030B (it) * | 1980-08-29 | 1986-10-01 | Snam Progetti | Procedimento per la produzione di urea |
| IT1211125B (it) * | 1981-10-16 | 1989-09-29 | Ortu Francesco | Composti azotati. processo per la preparazione di |
| JPS5867661A (ja) * | 1981-10-16 | 1983-04-22 | Mitsui Toatsu Chem Inc | 尿素合成法 |
| EP0096151B1 (en) * | 1982-06-03 | 1986-07-23 | Montedison S.p.A. | Method for avoiding the corrosion of strippers in urea manufacturing plants |
| IT1163783B (it) * | 1983-07-14 | 1987-04-08 | Montedison Spa | Processo per la produzione di urea con bassi consumi di vapore |
| IT1212524B (it) | 1982-06-08 | 1989-11-30 | Montedison Spa | Procedimento perfezionato per il trasferimento, dalla fase liquida alla fase gassosa, dell'ammoniaca in eccesso contenuta in soluzioni acquose di urea. |
| EP0180704B1 (fr) * | 1984-05-19 | 1988-10-12 | Ammonia Casale S.A. | Procédé perfectionné pour la production de l'urée |
| JPH082859B2 (ja) * | 1987-02-24 | 1996-01-17 | 東洋エンジニアリング株式会社 | 尿素製造方法 |
| IT1245396B (it) * | 1991-03-22 | 1994-09-20 | Snam Progetti | Procedimento per la produzione di urea ad elevata efficienza energetica |
| JPH08191534A (ja) * | 1995-01-06 | 1996-07-23 | Daido Denki Kogyo Kk | マニピュレータ工法態様の配電用引留クランプ |
| IT1274362B (it) * | 1995-02-16 | 1997-07-17 | Snam Progetti | Procedimento ad alta resa per la sintesi dell'urea |
| IT1275451B (it) * | 1995-06-30 | 1997-08-07 | Snam Progetti | Procedimento per la sintesi dell'urea comprendente due separate zone di reazione |
| 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 |
| US7687041B2 (en) * | 2008-02-27 | 2010-03-30 | Kellogg Brown & Root Llc | Apparatus and methods for urea production |
| 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 |
| JPWO2014192823A1 (ja) | 2013-05-28 | 2017-02-23 | 東洋エンジニアリング株式会社 | 尿素合成方法 |
| WO2016085343A1 (en) * | 2014-11-27 | 2016-06-02 | Stamicarbon B.V. | Method and plant for producing urea-ammonium nitrate (uan) |
| CN107834017B (zh) * | 2017-11-02 | 2024-03-19 | 利信(江苏)能源科技有限责任公司 | 锂电池等压注液装置及其注液方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049563A (en) * | 1957-04-05 | 1962-08-14 | Sxpaf | |
| NL250349A (xx) * | 1960-04-08 | |||
| NL137580B (xx) * | 1962-03-22 | 1900-01-01 | ||
| US4001320A (en) * | 1966-04-22 | 1977-01-04 | Stamicarbon B.V. | Method for controlling the ammonia and CO2 ratios in a urea manufacturing process |
| NO145949C (no) * | 1967-09-29 | 1982-06-30 | Snam Progetti | Fremgangsmaate for fremstilling av urea |
| AT284138B (de) * | 1968-02-06 | 1970-09-10 | Snam Progetti | Verfahren zur Herstellung von Harnstoff |
| US3984469A (en) * | 1969-10-16 | 1976-10-05 | Snam Progetti S.P.A. | Process for the production of urea |
| BE757274A (fr) * | 1969-10-16 | 1971-03-16 | Snam Progetti | Procede de production d'uree |
| US4013718A (en) * | 1970-09-03 | 1977-03-22 | Snam Progetti S.P.A. | Integrated process for the production of urea |
| NL168506C (nl) * | 1970-12-31 | 1982-04-16 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
| NL172058C (nl) * | 1972-06-12 | 1983-07-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| US4036878A (en) * | 1972-06-12 | 1977-07-19 | Unie Van Kunstmestfabrieken, B.V. | Process for preparing urea |
| IT1014987B (it) * | 1974-06-12 | 1977-04-30 | Snam Progetti | Procedimento integrato urea am moniaca |
-
1978
- 1978-04-27 NO NO781486A patent/NO150512C/no unknown
- 1978-04-27 BG BG039565A patent/BG35038A3/xx unknown
- 1978-04-27 NL NLAANVRAGE7804520,A patent/NL174548C/xx not_active IP Right Cessation
- 1978-04-27 SE SE7804839A patent/SE446978B/sv not_active IP Right Cessation
- 1978-04-28 PH PH14765A patent/PH14765A/en unknown
- 1978-04-28 RO RO7893930A patent/RO78855A/ro unknown
- 1978-04-28 AR AR271955A patent/AR215178A1/es active
- 1978-04-28 JP JP5016378A patent/JPS53149930A/ja active Granted
- 1978-05-01 US US05/901,816 patent/US4208347A/en not_active Expired - Lifetime
- 1978-05-01 IL IL54613A patent/IL54613A/xx not_active IP Right Cessation
- 1978-05-02 PT PT67972A patent/PT67972B/pt unknown
- 1978-05-02 DE DE2819218A patent/DE2819218C2/de not_active Expired
- 1978-05-02 IN IN476/CAL/78A patent/IN148481B/en unknown
- 1978-05-02 AT AT0315578A patent/AT363953B/de not_active IP Right Cessation
- 1978-05-02 DD DD78205114A patent/DD135196A5/xx unknown
- 1978-05-02 BR BR7802746A patent/BR7802746A/pt unknown
- 1978-05-03 FR FR7813113A patent/FR2389601B1/fr not_active Expired
- 1978-05-03 HU HU78MO1012A patent/HU180880B/hu not_active IP Right Cessation
- 1978-05-04 YU YU1073/78A patent/YU40038B/xx unknown
- 1978-05-04 MX MX173336A patent/MX151430A/es unknown
- 1978-05-04 ES ES469448A patent/ES469448A1/es not_active Expired
- 1978-05-04 CA CA302,604A patent/CA1111446A/en not_active Expired
- 1978-05-04 CS CS783962A patent/CS220318B2/cs unknown
- 1978-05-04 GB GB17792/78A patent/GB1581505A/en not_active Expired
- 1978-05-05 BE BE187414A patent/BE866730A/xx not_active IP Right Cessation
- 1978-05-05 CH CH490978A patent/CH634553A5/de not_active IP Right Cessation
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BG35038A3 (en) | Method and installation for synthesis of urea | |
| US10501407B2 (en) | Urea manufacturing method and urea manufacturing apparatus | |
| JPS6355972B2 (xx) | ||
| CN109890788B (zh) | 尿素与尿素-硝酸铵的集成工艺 | |
| SU1494864A3 (ru) | Способ получени мочевины | |
| US3936500A (en) | Process for preparing urea | |
| CA2779841C (en) | A urea stripping process for the production of urea | |
| US5629444A (en) | Acrylonitrile recovery process | |
| SU1085506A3 (ru) | Способ переработки продуктов синтеза мочевины и устройство дл его осуществлени | |
| US3514484A (en) | Method for the decomposition of urea synthesis effluent | |
| RU2132843C1 (ru) | Способ получения мочевины, установка для его осуществления (варианты), способ модернизации установки (варианты) | |
| SU1417794A3 (ru) | Способ получени мочевины | |
| EP0086805A1 (en) | PROCESS FOR THE PREPARATION OF UREA. | |
| CN110997628B (zh) | 用于尿素的合成的方法和设备 | |
| AU2002360227B2 (en) | Process for the preparation of urea | |
| US4334096A (en) | Process for synthesizing urea | |
| US6649795B2 (en) | Process for decomposing a carbamate aqueous solution coming from the urea recovery section of a urea production plant | |
| US4219534A (en) | Method for removing nitrogen oxides from a gas stream | |
| JPH11514374A (ja) | 水溶液中尿素を含む液体相から、尿素，アンモニア及び二酸化炭素を除去するための加水分解反応装置 | |
| AU2002360227A1 (en) | Process for the preparation of urea | |
| UA75900C2 (uk) | Спосіб очищення відхідних газів при одержанні сечовини | |
| RU2808666C2 (ru) | Способ синтеза мочевины | |
| SU1253427A3 (ru) | Способ получени мочевины | |
| US6881862B2 (en) | Process for the preparation of urea | |
| WO1983000861A1 (en) | Process for the preparation of urea |