BG29133A3 - Integrated method for synthesis of carbamide and ammonia - Google Patents
Integrated method for synthesis of carbamide and ammoniaInfo
- Publication number
- BG29133A3 BG29133A3 BG030270A BG3027075A BG29133A3 BG 29133 A3 BG29133 A3 BG 29133A3 BG 030270 A BG030270 A BG 030270A BG 3027075 A BG3027075 A BG 3027075A BG 29133 A3 BG29133 A3 BG 29133A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- ammonia
- solution
- urea
- fed
- synthesis
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title abstract 14
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 10
- 239000004202 carbamide Substances 0.000 title abstract 9
- 229910021529 ammonia Inorganic materials 0.000 title abstract 7
- 230000015572 biosynthetic process Effects 0.000 title abstract 7
- 238000003786 synthesis reaction Methods 0.000 title abstract 7
- 238000000034 method Methods 0.000 title abstract 2
- 235000013877 carbamide Nutrition 0.000 title 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 abstract 4
- 239000001099 ammonium carbonate Substances 0.000 abstract 4
- 235000012501 ammonium carbonate Nutrition 0.000 abstract 4
- 238000004821 distillation Methods 0.000 abstract 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 abstract 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 3
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 3
- 238000010521 absorption reaction Methods 0.000 abstract 3
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 3
- 238000009833 condensation Methods 0.000 abstract 3
- 230000005494 condensation Effects 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 239000006096 absorbing agent Substances 0.000 abstract 2
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000005200 wet scrubbing 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
- C07C273/10—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 combined with the synthesis of 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
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogen, Water And Hydrids (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT23895/74A IT1014987B (it) | 1974-06-12 | 1974-06-12 | Procedimento integrato urea am moniaca |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG29133A3 true BG29133A3 (en) | 1980-09-15 |
Family
ID=11210703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG030270A BG29133A3 (en) | 1974-06-12 | 1975-06-12 | Integrated method for synthesis of carbamide and ammonia |
Country Status (34)
| Country | Link |
|---|---|
| US (1) | US4012443A (nl) |
| JP (1) | JPS5113721A (nl) |
| AR (1) | AR204277A1 (nl) |
| AT (1) | AT344722B (nl) |
| BE (1) | BE830108A (nl) |
| BG (1) | BG29133A3 (nl) |
| BR (1) | BR7503716A (nl) |
| CA (1) | CA1053701A (nl) |
| CH (1) | CH605697A5 (nl) |
| CS (1) | CS188228B2 (nl) |
| DD (1) | DD118620A5 (nl) |
| DK (1) | DK241975A (nl) |
| EG (1) | EG11907A (nl) |
| ES (1) | ES438366A1 (nl) |
| FR (1) | FR2274610A1 (nl) |
| GB (1) | GB1470489A (nl) |
| HU (1) | HU178091B (nl) |
| IE (1) | IE41544B1 (nl) |
| IN (1) | IN142473B (nl) |
| IT (1) | IT1014987B (nl) |
| LU (1) | LU72705A1 (nl) |
| MW (1) | MW3375A1 (nl) |
| MX (1) | MX3837E (nl) |
| NL (1) | NL7507044A (nl) |
| NO (1) | NO752079L (nl) |
| PH (1) | PH13614A (nl) |
| PL (1) | PL106455B1 (nl) |
| RO (1) | RO70955A (nl) |
| SE (1) | SE423538B (nl) |
| SU (1) | SU833158A3 (nl) |
| TR (1) | TR18475A (nl) |
| YU (1) | YU142675A (nl) |
| ZA (1) | ZA753321B (nl) |
| ZM (1) | ZM7175A1 (nl) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1034674B (it) * | 1975-03-28 | 1979-10-10 | Snam Progetti | Processo flessibile intergrato per la produzione di ammoniaca edurea |
| IT1068268B (it) * | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
| IT1065422B (it) * | 1976-12-23 | 1985-02-25 | Snam Progetti | Processo ammoniaca-urea integrato per la produzione di urea |
| NL174548C (nl) * | 1977-05-05 | 1988-05-16 | Montedison Spa | Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde. |
| IT1094295B (it) * | 1978-04-05 | 1985-07-26 | Snam Progetti | Procedimento integrato ammoniaca-urea |
| US4235816A (en) * | 1979-03-08 | 1980-11-25 | Snamprogetti S.P.A. | Integrated ammonia-urea process |
| JPS55126880A (en) * | 1979-03-26 | 1980-10-01 | Nec Corp | Submarine stratum probing unit |
| US4869887A (en) * | 1987-10-30 | 1989-09-26 | Dijk Christiaan P Van | Integrated ammonia-urea process |
| US4988491A (en) * | 1989-04-11 | 1991-01-29 | Christiaan Van Dijk | Flexible integration of the production of ammonia and urea |
| US5523483A (en) * | 1995-06-16 | 1996-06-04 | The M. W. Kellogg Company | Integrated urea/ammonia process |
| EP0905127B1 (en) * | 1997-09-20 | 2001-11-28 | Urea Casale S.A. | Process for combined production of ammonia and urea |
| EP1036787B1 (en) * | 1999-03-16 | 2003-06-04 | Urea Casale S.A. | Method for modernizing a urea production plant |
| US6511644B1 (en) * | 2000-08-28 | 2003-01-28 | The Chemithon Corporation | Method for removing contaminants in reactors |
| EP1188710A3 (en) * | 2000-09-15 | 2003-10-29 | Haldor Topsoe A/S | Process for the integrated preparation of ammonia and urea |
| NL1022526C2 (nl) * | 2003-01-30 | 2004-08-04 | Dsm Nv | Werkwijze voor het afscheiden van NH3, en optioneel tevens CO2 en H2O, uit een mengsel bevattende NH3, CO2 en H2O. |
| RU2460569C1 (ru) * | 2011-02-10 | 2012-09-10 | Эдуард Владимирович Юрьев | Способ модернизации сепарационного узла газового (варианты) и сепаратор газовый (варианты) |
| CN114368761B (zh) * | 2022-03-23 | 2022-05-31 | 山东海科新源材料科技股份有限公司 | 一种液氨和氨水的联合制备装置及方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3349126A (en) * | 1962-09-10 | 1967-10-24 | Pullman Inc | Integrated ammonia and urea process |
| ES318356A1 (es) * | 1964-10-16 | 1966-05-16 | Toyo Koatsu Ind Incorporated | Metodo de depuracion de un efluente en la obtencion de urea sintetica. |
| GB1148991A (en) * | 1966-10-14 | 1969-04-16 | Toyo Koatsu Ind Inc | Process for synthesising urea |
| DE1668732A1 (de) * | 1966-10-25 | 1971-03-25 | Toyo Koatsu Ind Inc | Verfahren zum Behandeln des bei der Harnstoffsynthese im Ablauf vom Syntheseautoklaven enthaltenen nichtgesetzten Ammoniaks und Kohlendioxyds |
| CH498811A (de) * | 1967-05-22 | 1970-11-15 | Chemical Construction Corp | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxyd |
| JPS4832091B1 (nl) * | 1968-02-12 | 1973-10-04 | ||
| NL156686B (nl) * | 1968-03-16 | 1978-05-16 | Stamicarbon | Werkwijze voor de bereiding van ureum in combinatie met de synthese van ammoniak. |
| JPS4830258B1 (nl) * | 1969-02-08 | 1973-09-18 | ||
| JPS4919259B1 (nl) * | 1969-08-30 | 1974-05-16 |
-
1974
- 1974-06-12 IT IT23895/74A patent/IT1014987B/it active
-
1975
- 1975-01-01 AR AR259154A patent/AR204277A1/es active
- 1975-05-22 ZA ZA00753321A patent/ZA753321B/xx unknown
- 1975-05-29 GB GB2353175A patent/GB1470489A/en not_active Expired
- 1975-05-29 DK DK241975A patent/DK241975A/da not_active Application Discontinuation
- 1975-05-29 MW MW33/75A patent/MW3375A1/xx unknown
- 1975-05-30 ES ES438366A patent/ES438366A1/es not_active Expired
- 1975-06-03 IE IE1235/75A patent/IE41544B1/en unknown
- 1975-06-03 YU YU01426/75A patent/YU142675A/xx unknown
- 1975-06-04 CH CH719175A patent/CH605697A5/xx not_active IP Right Cessation
- 1975-06-05 FR FR7517601A patent/FR2274610A1/fr active Granted
- 1975-06-05 IN IN1124/CAL/75A patent/IN142473B/en unknown
- 1975-06-06 PH PH17240A patent/PH13614A/en unknown
- 1975-06-08 EG EG334/75A patent/EG11907A/xx active
- 1975-06-09 MX MX75100289U patent/MX3837E/es unknown
- 1975-06-10 ZM ZM71/75A patent/ZM7175A1/xx unknown
- 1975-06-10 TR TR18475A patent/TR18475A/xx unknown
- 1975-06-10 LU LU72705A patent/LU72705A1/xx unknown
- 1975-06-10 RO RO7582483A patent/RO70955A/ro unknown
- 1975-06-11 CS CS754114A patent/CS188228B2/cs unknown
- 1975-06-11 BE BE157223A patent/BE830108A/xx not_active IP Right Cessation
- 1975-06-11 CA CA229,049A patent/CA1053701A/en not_active Expired
- 1975-06-11 HU HU75SA2803A patent/HU178091B/hu unknown
- 1975-06-11 NO NO752079A patent/NO752079L/no unknown
- 1975-06-11 BR BR4771/75D patent/BR7503716A/pt unknown
- 1975-06-11 PL PL1975181151A patent/PL106455B1/pl unknown
- 1975-06-12 SU SU752143211A patent/SU833158A3/ru active
- 1975-06-12 US US05/586,359 patent/US4012443A/en not_active Expired - Lifetime
- 1975-06-12 AT AT451375A patent/AT344722B/de not_active IP Right Cessation
- 1975-06-12 BG BG030270A patent/BG29133A3/xx unknown
- 1975-06-12 NL NL7507044A patent/NL7507044A/nl not_active Application Discontinuation
- 1975-06-12 SE SE7506762A patent/SE423538B/xx unknown
- 1975-06-12 JP JP50070240A patent/JPS5113721A/ja active Granted
- 1975-06-12 DD DD186604A patent/DD118620A5/xx unknown
Also Published As
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