JPS6324986B2 - - Google Patents
Info
- Publication number
- JPS6324986B2 JPS6324986B2 JP53022157A JP2215778A JPS6324986B2 JP S6324986 B2 JPS6324986 B2 JP S6324986B2 JP 53022157 A JP53022157 A JP 53022157A JP 2215778 A JP2215778 A JP 2215778A JP S6324986 B2 JPS6324986 B2 JP S6324986B2
- Authority
- JP
- Japan
- Prior art keywords
- ammonia
- urea
- solution
- zone
- absorption
- 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
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 76
- 238000010521 absorption reaction Methods 0.000 claims description 48
- 229910021529 ammonia Inorganic materials 0.000 claims description 31
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 25
- 239000004202 carbamide Substances 0.000 claims description 25
- 239000000243 solution Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 20
- 238000003786 synthesis reaction Methods 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims description 14
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 claims description 13
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 10
- 239000001099 ammonium carbonate Substances 0.000 claims description 10
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 10
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 9
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 238000004821 distillation Methods 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 230000002194 synthesizing effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical group NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- KJAMZCVTJDTESW-UHFFFAOYSA-N tiracizine Chemical compound C1CC2=CC=CC=C2N(C(=O)CN(C)C)C2=CC(NC(=O)OCC)=CC=C21 KJAMZCVTJDTESW-UHFFFAOYSA-N 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/04—Preparation of ammonia by synthesis in the gas phase
- C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
- C01C1/0488—Processes integrated with preparations of other compounds, e.g. methanol, urea or with processes for power generation
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Inorganic 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 |
|---|---|---|---|
| IT20850/77A IT1115610B (it) | 1977-03-03 | 1977-03-03 | Procedimento integrato urea-ammoniaca |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53108926A JPS53108926A (en) | 1978-09-22 |
| JPS6324986B2 true JPS6324986B2 (tr) | 1988-05-23 |
Family
ID=11172995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2215778A Granted JPS53108926A (en) | 1977-03-03 | 1978-03-01 | Process for synthesizing simultaneously ammonia and urea |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS53108926A (tr) |
| AR (1) | AR221480A1 (tr) |
| AU (1) | AU515786B2 (tr) |
| BE (1) | BE864554A (tr) |
| BR (1) | BR7801343A (tr) |
| CA (1) | CA1118185A (tr) |
| CH (1) | CH639353A5 (tr) |
| CS (1) | CS219889B2 (tr) |
| DD (1) | DD134087A5 (tr) |
| DE (1) | DE2808831C3 (tr) |
| DK (1) | DK92978A (tr) |
| ES (1) | ES468020A1 (tr) |
| FR (1) | FR2382403B1 (tr) |
| GB (1) | GB1586624A (tr) |
| IE (1) | IE46473B1 (tr) |
| IT (1) | IT1115610B (tr) |
| LU (1) | LU79147A1 (tr) |
| NL (1) | NL7802158A (tr) |
| PL (1) | PL110971B1 (tr) |
| SE (1) | SE7802450L (tr) |
| TR (1) | TR19994A (tr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9598286B2 (en) * | 2012-07-13 | 2017-03-21 | Seerstone Llc | Methods and systems for forming ammonia and solid carbon products |
| PL413125A1 (pl) | 2015-07-14 | 2017-01-16 | Vts Spółka Z Ograniczoną Odpowiedzialnością | Zawias |
| US10315986B1 (en) * | 2018-04-06 | 2019-06-11 | Solenis Technologies, L.P. | Systems and methods for forming a solution of ammonium carbamate |
Family Cites Families (1)
| 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 |
-
1977
- 1977-03-03 IT IT20850/77A patent/IT1115610B/it active
-
1978
- 1978-02-17 AU AU33388/78A patent/AU515786B2/en not_active Expired
- 1978-02-24 ES ES468020A patent/ES468020A1/es not_active Expired
- 1978-02-27 NL NL7802158A patent/NL7802158A/xx not_active Application Discontinuation
- 1978-02-27 CH CH210478A patent/CH639353A5/it not_active IP Right Cessation
- 1978-02-28 TR TR19994A patent/TR19994A/tr unknown
- 1978-02-28 AR AR271265A patent/AR221480A1/es active
- 1978-02-28 GB GB7962/78A patent/GB1586624A/en not_active Expired
- 1978-03-01 FR FR7805902A patent/FR2382403B1/fr not_active Expired
- 1978-03-01 DE DE2808831A patent/DE2808831C3/de not_active Expired
- 1978-03-01 LU LU79147A patent/LU79147A1/xx unknown
- 1978-03-01 DK DK92978A patent/DK92978A/da not_active Application Discontinuation
- 1978-03-01 DD DD78203911A patent/DD134087A5/xx unknown
- 1978-03-01 JP JP2215778A patent/JPS53108926A/ja active Granted
- 1978-03-02 CA CA000298107A patent/CA1118185A/en not_active Expired
- 1978-03-02 PL PL1978205024A patent/PL110971B1/pl unknown
- 1978-03-03 BR BR7801343A patent/BR7801343A/pt unknown
- 1978-03-03 SE SE7802450A patent/SE7802450L/xx unknown
- 1978-03-03 IE IE448/78A patent/IE46473B1/en unknown
- 1978-03-03 CS CS781366A patent/CS219889B2/cs unknown
- 1978-03-09 BE BE185665A patent/BE864554A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IE780448L (en) | 1978-09-03 |
| PL110971B1 (en) | 1980-08-30 |
| AR221480A1 (es) | 1981-02-13 |
| AU3338878A (en) | 1979-08-23 |
| LU79147A1 (fr) | 1978-06-27 |
| FR2382403B1 (tr) | 1981-10-23 |
| ES468020A1 (es) | 1978-12-01 |
| CA1118185A (en) | 1982-02-16 |
| DE2808831A1 (de) | 1978-09-07 |
| IE46473B1 (en) | 1983-06-29 |
| JPS53108926A (en) | 1978-09-22 |
| DK92978A (da) | 1978-09-04 |
| GB1586624A (en) | 1981-03-25 |
| DD134087A5 (de) | 1979-02-07 |
| DE2808831B2 (de) | 1980-08-14 |
| TR19994A (tr) | 1980-07-01 |
| CH639353A5 (en) | 1983-11-15 |
| BE864554A (fr) | 1978-09-04 |
| BR7801343A (pt) | 1978-12-12 |
| NL7802158A (nl) | 1978-09-05 |
| IT1115610B (it) | 1986-02-03 |
| PL205024A1 (pl) | 1979-03-26 |
| SE7802450L (sv) | 1978-09-04 |
| CS219889B2 (en) | 1983-03-25 |
| FR2382403A1 (tr) | 1978-09-29 |
| DE2808831C3 (de) | 1981-04-16 |
| AU515786B2 (en) | 1981-04-30 |
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