SU1072799A3 - Способ получени мочевины - Google Patents
Способ получени мочевины Download PDFInfo
- Publication number
- SU1072799A3 SU1072799A3 SU772537151A SU2537151A SU1072799A3 SU 1072799 A3 SU1072799 A3 SU 1072799A3 SU 772537151 A SU772537151 A SU 772537151A SU 2537151 A SU2537151 A SU 2537151A SU 1072799 A3 SU1072799 A3 SU 1072799A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- zone
- reaction
- pressure
- carbamate
- ammonia
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000004202 carbamide Substances 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 55
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 claims abstract description 22
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 44
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 28
- 229910021529 ammonia Inorganic materials 0.000 claims description 21
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
- 239000001569 carbon dioxide Substances 0.000 claims description 11
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 claims description 10
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims description 10
- 238000004064 recycling Methods 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- 210000002700 urine Anatomy 0.000 claims description 2
- 230000018044 dehydration Effects 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- 230000003993 interaction Effects 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- AFCCDDWKHLHPDF-UHFFFAOYSA-M metam-sodium Chemical compound [Na+].CNC([S-])=S AFCCDDWKHLHPDF-UHFFFAOYSA-M 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
-
- 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
- B01J19/2415—Tubular reactors
- B01J19/2425—Tubular reactors in parallel
-
- 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
- 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
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
-
- 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
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
-
- 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
- B01J2219/19—Details relating to the geometry of the reactor
- B01J2219/194—Details relating to the geometry of the reactor round
- B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
- B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT28779/76A IT1068434B (it) | 1976-10-28 | 1976-10-28 | Procedimento per la produzione di urea con reattore ad alta resa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1072799A3 true SU1072799A3 (ru) | 1984-02-07 |
Family
ID=11224168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU772537151A SU1072799A3 (ru) | 1976-10-28 | 1977-10-28 | Способ получени мочевины |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5356618A (enExample) |
| BR (1) | BR7707253A (enExample) |
| DE (1) | DE2748221C3 (enExample) |
| IT (1) | IT1068434B (enExample) |
| NL (1) | NL177593C (enExample) |
| SU (1) | SU1072799A3 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1274362B (it) * | 1995-02-16 | 1997-07-17 | Snam Progetti | Procedimento ad alta resa per la sintesi dell'urea |
-
1976
- 1976-10-28 IT IT28779/76A patent/IT1068434B/it active
-
1977
- 1977-10-27 NL NLAANVRAGE7711848,A patent/NL177593C/xx not_active IP Right Cessation
- 1977-10-27 JP JP12821777A patent/JPS5356618A/ja active Granted
- 1977-10-27 BR BR7707253A patent/BR7707253A/pt unknown
- 1977-10-27 DE DE2748221A patent/DE2748221C3/de not_active Expired
- 1977-10-28 SU SU772537151A patent/SU1072799A3/ru active
Non-Patent Citations (1)
| Title |
|---|
| 1. Патент JP № 10654/74, кл. С 07 С 126/02, опублик. 1974. 2. Патент DE № 2250923, кл. С 07 С 126/02, опублик, 1970 (прототип). * |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1068434B (it) | 1985-03-21 |
| JPS625902B2 (enExample) | 1987-02-07 |
| DE2748221B2 (de) | 1979-03-29 |
| DE2748221C3 (de) | 1979-11-22 |
| JPS5356618A (en) | 1978-05-23 |
| BR7707253A (pt) | 1978-07-25 |
| NL177593B (nl) | 1985-05-17 |
| NL7711848A (nl) | 1978-05-03 |
| DE2748221A1 (de) | 1978-05-03 |
| NL177593C (nl) | 1985-10-16 |
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