ES395094A1 - Procedimiento integrado para la produccion de urea. - Google Patents
Procedimiento integrado para la produccion de urea.Info
- Publication number
- ES395094A1 ES395094A1 ES395094A ES395094A ES395094A1 ES 395094 A1 ES395094 A1 ES 395094A1 ES 395094 A ES395094 A ES 395094A ES 395094 A ES395094 A ES 395094A ES 395094 A1 ES395094 A1 ES 395094A1
- Authority
- ES
- Spain
- Prior art keywords
- ammonia
- carbamate
- reactor
- urea
- solution
- 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
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 7
- 239000004202 carbamide Substances 0.000 title abstract 7
- 238000004519 manufacturing process Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 14
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 6
- 229910021529 ammonia Inorganic materials 0.000 abstract 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 4
- 230000018044 dehydration Effects 0.000 abstract 4
- 238000006297 dehydration reaction Methods 0.000 abstract 4
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 3
- 238000000354 decomposition reaction Methods 0.000 abstract 3
- 238000003786 synthesis reaction Methods 0.000 abstract 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 abstract 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 2
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 2
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 238000007796 conventional method Methods 0.000 abstract 1
- 230000006837 decompression Effects 0.000 abstract 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 238000011282 treatment Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2929570 | 1970-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES395094A1 true ES395094A1 (es) | 1974-01-16 |
Family
ID=11226704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES395094A Expired ES395094A1 (es) | 1970-09-03 | 1971-08-30 | Procedimiento integrado para la produccion de urea. |
Country Status (25)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2617708B1 (en) * | 2012-01-17 | 2017-08-16 | General Electric Technology GmbH | A method of forming urea by integration of an ammonia production process in a urea production process and a system therefor |
| US9428449B2 (en) * | 2013-01-16 | 2016-08-30 | Alstom Technology Ltd | Method of forming urea by integration of an ammonia production process in a urea production process and a system therefor |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT216006B (de) * | 1960-12-15 | 1961-07-10 | Stamicarbon | Verfahren zur Herstellung von Harnstoff |
| AT235305B (de) * | 1961-03-29 | 1964-08-25 | Montedison Spa | Verfahren zur Herstellung von Harnstoff |
| US3281464A (en) * | 1961-09-08 | 1966-10-25 | Lummus Co | Urea purification with recovery of ammonia and carbon dioxide |
| DE1468245A1 (de) * | 1962-02-28 | 1968-12-19 | Montedison Spa | Verfahren zur Rueckfuehrung von nicht umgesetztem Carbamat bei der Harnstoffsynthese aus Ammoniak und Kohlendioxyd |
| US3303215A (en) * | 1962-03-09 | 1967-02-07 | Toyo Koatsu Ind Inc | Synthesis of urea |
| NL290346A (enrdf_load_stackoverflow) * | 1962-03-22 | 1900-01-01 | ||
| AT244984B (de) * | 1962-03-22 | 1966-02-10 | Snam Spa | Verfahren zur Herstellung von Harnstoff aus Kohlendioxyd und Ammoniak |
| US3349126A (en) * | 1962-09-10 | 1967-10-24 | Pullman Inc | Integrated ammonia and urea process |
| NL127236C (enrdf_load_stackoverflow) * | 1964-05-29 | |||
| IL27267A (en) * | 1966-01-21 | 1970-10-30 | Montedison Spa | Process for the synthesis of urea from ammonia and carbon dioxide |
| NL148878B (nl) * | 1966-04-22 | 1976-03-15 | Stamicarbon | Werkwijze voor de continue bereiding van ureum. |
| YU34282B (en) * | 1967-12-14 | 1979-04-30 | Snam Progetti | Process for the decomposition and recyclation of unreacted ammonium carbamate into the reactor for the synthesis of carbamide |
| NL153857B (nl) * | 1967-12-21 | 1977-07-15 | Stamicarbon | Werkwijze voor de bereiding van ureum in combinatie met de synthese van ammoniak. |
| NL159960C (nl) * | 1967-12-21 | 1979-09-17 | Stamicarbon | Werkwijze voor de bereiding van ureum in combinatie met de synthese van ammoniak. |
| JPS4832091B1 (enrdf_load_stackoverflow) * | 1968-02-12 | 1973-10-04 | ||
| BE758646A (fr) * | 1969-11-15 | 1971-04-16 | Snam Progetti | Procede de traitement des gaz de synthese de l'ammoniac |
-
1971
- 1971-07-20 PH PH12708A patent/PH12569A/en unknown
- 1971-07-22 GB GB3453971A patent/GB1359715A/en not_active Expired
- 1971-07-26 IE IE947/71A patent/IE35705B1/xx unknown
- 1971-07-28 RO RO7167829A patent/RO69642A/ro unknown
- 1971-07-28 CA CA119,361A patent/CA997369A/en not_active Expired
- 1971-07-29 YU YU1977/71A patent/YU35112B/xx unknown
- 1971-08-06 AU AU32091/71A patent/AU473454B2/en not_active Expired
- 1971-08-19 ZA ZA715560A patent/ZA715560B/xx unknown
- 1971-08-25 CS CS6089A patent/CS178090B2/cs unknown
- 1971-08-27 FR FR7131097A patent/FR2109719A5/fr not_active Expired
- 1971-08-30 ES ES395094A patent/ES395094A1/es not_active Expired
- 1971-08-31 DE DE2143583A patent/DE2143583C3/de not_active Expired
- 1971-08-31 BE BE771979A patent/BE771979A/xx not_active IP Right Cessation
- 1971-09-01 PL PL1971150295A patent/PL94001B1/pl unknown
- 1971-09-02 LU LU63821D patent/LU63821A1/xx unknown
- 1971-09-02 TR TR17294A patent/TR17294A/xx unknown
- 1971-09-02 HU HU71SA00002336A patent/HU171341B/hu unknown
- 1971-09-02 DK DK432371AA patent/DK138849B/da not_active IP Right Cessation
- 1971-09-02 SE SE7111146A patent/SE409203B/sv unknown
- 1971-09-03 CH CH1293871A patent/CH551953A/fr not_active IP Right Cessation
- 1971-09-03 NO NO3285/71A patent/NO139959C/no unknown
- 1971-09-03 AT AT771171A patent/AT332420B/de not_active IP Right Cessation
- 1971-09-03 JP JP7167538A patent/JPS5320013B1/ja active Pending
- 1971-09-03 NL NLAANVRAGE7112192,A patent/NL178250C/xx not_active IP Right Cessation
-
1977
- 1977-12-30 MY MY248/77A patent/MY7700248A/xx unknown
Also Published As
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